1 2831 178 YOGA VS. PHYSICAL THERAPY VS. EDUCATION FOR CHRONIC LOW BACK PAIN IN PREDOMINANTLY MINORITY POPULATIONS: STUDY PROTOCOL FOR A RANDOMIZED CONTROLLED TRIAL. BACKGROUND: CHRONIC LOW BACK PAIN CAUSES SUBSTANTIAL MORBIDITY AND COST TO SOCIETY WHILE DISPROPORTIONATELY IMPACTING LOW-INCOME AND MINORITY ADULTS. SEVERAL RANDOMIZED CONTROLLED TRIALS SHOW YOGA IS AN EFFECTIVE TREATMENT. HOWEVER, THE COMPARATIVE EFFECTIVENESS OF YOGA AND PHYSICAL THERAPY, A COMMON MAINSTREAM TREATMENT FOR CHRONIC LOW BACK PAIN, IS UNKNOWN. METHODS/DESIGN: THIS IS A RANDOMIZED CONTROLLED TRIAL FOR 320 PREDOMINANTLY LOW-INCOME MINORITY ADULTS WITH CHRONIC LOW BACK PAIN, COMPARING YOGA, PHYSICAL THERAPY, AND EDUCATION. INCLUSION CRITERIA ARE ADULTS 18-64 YEARS OLD WITH NON-SPECIFIC LOW BACK PAIN LASTING >/= 12 WEEKS AND A SELF-REPORTED AVERAGE PAIN INTENSITY OF >/= 4 ON A 0-10 SCALE. RECRUITMENT TAKES PLACE AT BOSTON MEDICAL CENTER, AN URBAN ACADEMIC SAFETY-NET HOSPITAL AND SEVEN FEDERALLY QUALIFIED COMMUNITY HEALTH CENTERS LOCATED IN DIVERSE NEIGHBORHOODS. THE 52-WEEK STUDY HAS AN INITIAL 12-WEEK TREATMENT PHASE WHERE PARTICIPANTS ARE RANDOMIZED IN A 2:2:1 RATIO INTO I) A STANDARDIZED WEEKLY HATHA YOGA CLASS SUPPLEMENTED BY HOME PRACTICE; II) A STANDARDIZED EVIDENCE-BASED EXERCISE THERAPY PROTOCOL ADAPTED FROM THE TREATMENT BASED CLASSIFICATION METHOD, INDIVIDUALLY DELIVERED BY A PHYSICAL THERAPIST AND SUPPLEMENTED BY HOME PRACTICE; AND III) EDUCATION DELIVERED THROUGH A SELF-CARE BOOK. CO-PRIMARY OUTCOME MEASURES ARE 12-WEEK PAIN INTENSITY MEASURED ON AN 11-POINT NUMERICAL RATING SCALE AND BACK-SPECIFIC FUNCTION MEASURED USING THE MODIFIED ROLAND MORRIS DISABILITY QUESTIONNAIRE. IN THE SUBSEQUENT 40-WEEK MAINTENANCE PHASE, YOGA PARTICIPANTS ARE RE-RANDOMIZED IN A 1:1 RATIO TO EITHER STRUCTURED MAINTENANCE YOGA CLASSES OR HOME PRACTICE ONLY. PHYSICAL THERAPY PARTICIPANTS ARE SIMILARLY RE-RANDOMIZED TO EITHER FIVE BOOSTER SESSIONS OR HOME PRACTICE ONLY. EDUCATION PARTICIPANTS CONTINUE TO FOLLOW RECOMMENDATIONS OF EDUCATIONAL MATERIALS. WE WILL ALSO ASSESS COST EFFECTIVENESS FROM THE PERSPECTIVES OF THE INDIVIDUAL, INSURERS, AND SOCIETY USING CLAIMS DATABASES, ELECTRONIC MEDICAL RECORDS, SELF-REPORT COST DATA, AND STUDY RECORDS. QUALITATIVE DATA FROM INTERVIEWS WILL ADD SUBJECTIVE DETAIL TO COMPLEMENT QUANTITATIVE DATA. TRIAL REGISTRATION: THIS TRIAL IS REGISTERED IN CLINICALTRIALS.GOV, WITH THE ID NUMBER: NCT01343927. 2014 2 258 54 ACCEPTABILITY AND FEASIBILITY OF A 12-WEEK YOGA VS. EDUCATIONAL FILM PROGRAM FOR THE MANAGEMENT OF RESTLESS LEGS SYNDROME (RLS): STUDY PROTOCOL FOR A RANDOMIZED CONTROLLED TRIAL. BACKGROUND: RESTLESS LEGS SYNDROME (RLS) IS A COMMON AND BURDENSOME SLEEP DISORDER ASSOCIATED WITH PROFOUND IMPAIRMENT OF HEALTH, WELL-BEING, AND QUALITY OF LIFE. UNFORTUNATELY, THE MEDICATIONS USED FOR RLS MANAGEMENT CARRY RISK OF SERIOUS SIDE EFFECTS, INCLUDING AUGMENTATION OF SYMPTOMS. YOGA, AN ANCIENT MIND-BODY DISCIPLINE DESIGNED TO PROMOTE PHYSICAL, EMOTIONAL, AND MENTAL WELL-BEING, MAY OFFER A VIABLE, LOW-RISK NEW TREATMENT. THE PRIMARY OBJECTIVES OF THIS PILOT, PARALLEL-ARM, RANDOMIZED CONTROLLED TRIAL (RCT) ARE TO ASSESS THE ACCEPTABILITY AND FEASIBILITY OF A 12-WEEK YOGA VS. EDUCATIONAL FILM PROGRAM FOR THE MANAGEMENT OF RLS. METHODS: FORTY-FOUR ADULTS WITH CONFIRMED MODERATE TO SEVERE RLS WILL BE RECRUITED AND RANDOMIZED TO A 12-WEEK YOGA (N = 22) OR STANDARDIZED EDUCATIONAL FILM PROGRAM (N = 22). YOGA GROUP PARTICIPANTS WILL ATTEND TWO 75-MIN IYENGAR YOGA CLASSES PER WEEK FOR THE FIRST 4 WEEKS, THEN ONE 75-MIN CLASS PER WEEK FOR THE REMAINING 8 WEEKS, AND WILL COMPLETE A 30-MIN HOMEWORK ROUTINE ON NON-CLASS DAYS. EDUCATIONAL FILM GROUP PARTICIPANTS WILL ATTEND ONE 75-MIN CLASS PER WEEK FOR 12 WEEKS AND COMPLETE A DAILY RLS TREATMENT LOG; CLASSES WILL INCLUDE INFORMATION ON: RLS MANAGEMENT, INCLUDING SLEEP HYGIENE PRACTICES; OTHER SLEEP DISORDERS; AND COMPLEMENTARY THERAPIES LIKELY TO BE OF INTEREST TO THOSE PARTICIPATING IN A YOGA AND SLEEP EDUCATION STUDY. YOGA AND TREATMENT LOGS WILL BE COLLECTED WEEKLY. FEASIBILITY OUTCOMES WILL INCLUDE RECRUITMENT, ENROLLMENT, AND RANDOMIZATION RATES, RETENTION, ADHERENCE, AND PROGRAM SATISFACTION. PROGRAM EVALUATION AND YOGA-DOSING QUESTIONNAIRES WILL BE COLLECTED AT WEEK 12; DATA ON EXPLORATORY OUTCOMES (E.G., RLS SYMPTOM SEVERITY (IRLS), SLEEP QUALITY (PSQI), MOOD (POMS, PSS), AND HEALTH-RELATED QUALITY OF LIFE (SF-36)) WILL BE GATHERED AT BASELINE AND WEEK 12. DISCUSSION: THIS STUDY WILL LAY THE ESSENTIAL GROUNDWORK FOR A PLANNED LARGER RCT TO DETERMINE THE EFFICACY OF A YOGA PROGRAM FOR REDUCING SYMPTOMS AND ASSOCIATED BURDEN OF RLS. IF THE FINDINGS OF THE CURRENT TRIAL AND THE SUBSEQUENT LARGER RCTS ARE POSITIVE, THIS STUDY WILL ALSO HELP SUPPORT A NEW APPROACH TO CLINICAL TREATMENT OF THIS CHALLENGING DISORDER, HELP FOSTER IMPROVED UNDERSTANDING OF RLS ETIOLOGY, AND ULTIMATELY CONTRIBUTE TO REDUCING THE INDIVIDUAL, SOCIETAL, AND ECONOMIC BURDEN ASSOCIATED WITH THIS CONDITION. TRIAL REGISTRATION: CLINICALTRIALS.GOV, ID: NCT03570515 . RETROSPECTIVELY REGISTERED ON 1 FEBRUARY 2017. 2019 3 2843 38 YOGA, COGNITIVE-BEHAVIOURAL THERAPY VERSUS EDUCATION TO IMPROVE QUALITY OF LIFE AND REDUCE HEALTHCARE COSTS IN PEOPLE WITH ENDOMETRIOSIS: A RANDOMISED CONTROLLED TRIAL. INTRODUCTION: ENDOMETRIOSIS IS A DEBILITATING CHRONIC INFLAMMATORY CONDITION HIGHLY BURDENSOME TO THE HEALTHCARE SYSTEM. THE PRESENT TRIAL WILL ESTABLISH THE EFFICACY OF (1) YOGA AND (2) COGNITIVE-BEHAVIOURAL THERAPY (CBT), ABOVE (3) EDUCATION, ON QUALITY OF LIFE, BIOPSYCHOSOCIAL OUTCOMES AND COST-EFFECTIVENESS. METHODS AND ANALYSIS: THIS STUDY IS A PARALLEL RANDOMISED CONTROLLED TRIAL. PARTICIPANTS WILL BE RANDOMLY ALLOCATED TO YOGA, CBT OR EDUCATION. PARTICIPANTS WILL BE ENGLISH-SPEAKING ADULTS, HAVE A DIAGNOSIS OF ENDOMETRIOSIS BY A QUALIFIED PHYSICIAN, WITH PAIN FOR AT LEAST 6 MONTHS, AND ACCESS TO INTERNET. PARTICIPANTS WILL ATTEND 8 WEEKLY GROUP CBT SESSIONS OF 120 MIN; OR 8 WEEKLY GROUP YOGA SESSIONS OF 60 MIN; OR RECEIVE WEEKLY EDUCATIONAL HANDOUTS ON ENDOMETRIOSIS. THE PRIMARY OUTCOME MEASURE IS QUALITY OF LIFE. THE ANALYSIS WILL INCLUDE MIXED-EFFECTS ANALYSIS OF VARIANCE AND LINEAR MODELS, COST-UTILITY ANALYSIS FROM A SOCIETAL AND HEALTH SYSTEM PERSPECTIVE AND QUALITATIVE THEMATIC ANALYSIS. ETHICS AND DISSEMINATION: ENROLMENT IN THE STUDY IS VOLUNTARY AND PARTICIPANTS CAN WITHDRAW AT ANY TIME. PARTICIPANTS WILL BE GIVEN THE OPTION TO DISCUSS THE STUDY WITH THEIR NEXT OF KIN/TREATING PHYSICIAN. FINDINGS WILL BE DISSEMINATED VIA PUBLICATIONS, CONFERENCES AND BRIEFS TO PROFESSIONAL ORGANISATIONS. THE UNIVERSITY'S MEDIA TEAM WILL ALSO BE USED TO FURTHER DISSEMINATE VIA LAY PERSON ARTICLES AND MEDIA RELEASES. TRIAL REGISTRATION NUMBER: ACTRN12620000756921P; PRE-RESULTS. 2021 4 1093 43 EFFECTS OF YOGA ON WELL-BEING AND HEALTHY AGEING: STUDY PROTOCOL FOR A RANDOMISED CONTROLLED TRIAL (FITFORAGE). INTRODUCTION: DUE TO AGEING POPULATIONS WORLDWIDE, THE BURDEN OF DISABILITY IS INCREASING. IT IS THEREFORE IMPORTANT TO DEVELOP INTERVENTIONS THAT IMPROVE HEALTHY AGEING, REDUCE DISABILITY ONSET AND ENHANCE LIFE QUALITY. PHYSICAL ACTIVITY CAN PROMOTE HEALTHY AGEING AND HELP MAINTAIN INDEPENDENCE, YET MANY OLDER ADULTS ARE INACTIVE. YOGA IS A FORM OF PHYSICAL ACTIVITY THAT AIMS TO IMPROVE HEALTH AND MAY BE PARTICULARLY SUITABLE FOR OLDER ADULTS. RESEARCH INDICATES POSITIVE EFFECTS OF YOGA ON SEVERAL HEALTH-RELATED OUTCOMES; HOWEVER, EMPIRICAL STUDIES EXAMINING THE BENEFITS OF YOGA ON WELL-BEING AMONG THE ELDERLY REMAIN SCARCE. THIS STUDY PROTOCOL REPORTS THE METHODOLOGY FOR A 12-WEEK YOGA PROGRAMME AIMED TO IMPROVE HEALTH AND WELL-BEING AMONG PHYSICALLY INACTIVE OLDER ADULTS. METHODS AND ANALYSIS: THREE GROUP PARALLEL, SINGLE-BLIND RANDOMISED CONTROLLED TRIAL. TWO COMPARISON GROUPS ARE INCLUDED: AEROBIC EXERCISE AND A NON-ACTIVE WAIT-LIST CONTROL. IN TOTAL, 180 PARTICIPANTS AGED 65-85 YEARS WILL BE RECRUITED. ASSESSMENTS WILL BE PERFORMED AT BASELINE AND POSTINTERVENTION (12-WEEK FOLLOW-UP). THE PRIMARY OUTCOME IS SUBJECTIVE WELL-BEING. SECONDARY OUTCOMES INCLUDE PHYSICAL ACTIVITY/SEDENTARY BEHAVIOUR, MOBILITY/FALL RISK, COGNITION, DEPRESSION, ANXIETY, MOOD, STRESS, PAIN, SLEEP QUALITY, SOCIAL SUPPORT AND CARDIOMETABOLIC RISK FACTORS. DATA WILL BE ANALYSED USING INTENTION-TO-TREAT ANALYSES, WITH MIXED LINEAR MODELLING. ETHICS AND DISSEMINATION: THIS STUDY IS APPROVED BY THE ETHICAL REVIEW BOARD IN STOCKHOLM (2017/1862-31/2). ALL PARTICIPANTS MUST VOLUNTARILY AGREE TO PARTICIPATE AND ARE FREE TO WITHDRAW FROM THE STUDY AT ANY POINT. WRITTEN INFORMED CONSENT WILL BE OBTAINED FROM EACH PARTICIPANT PRIOR TO INCLUSION. RESULTS WILL BE AVAILABLE THROUGH RESEARCH ARTICLES AND CONFERENCES. A SUMMARY OF KEY RESULTS WILL BE PUBLICLY AVAILABLE THROUGH NEWSPAPER ARTICLES. TRIAL REGISTRATION NUMBER: DRKS00015093, U1111-1217-4248. 2019 5 1165 52 EVALUATING THE FEASIBILITY AND IMPACT OF A YOGA INTERVENTION ON COGNITION, PHYSICAL FUNCTION, PHYSICAL ACTIVITY, AND AFFECTIVE OUTCOMES IN PEOPLE LIVING WITH HIV: PROTOCOL FOR A RANDOMIZED PILOT TRIAL. BACKGROUND: DESPITE LOWER MORTALITY RATES DUE TO COMBINATION ANTIRETROVIRAL THERAPY, PEOPLE LIVING WITH HIV (PLWH) ARE GRAPPLING WITH INCREASINGLY COMPLEX HEALTH ISSUES, INCLUDING COGNITIVE IMPAIRMENTS IN AREAS SUCH AS MEMORY, ATTENTION, PROCESSING SPEED, AND MOTOR FUNCTION. YOGA HAS BEEN SHOWN TO BE AN EFFECTIVE FORM OF EXERCISE AND MINDFULNESS-BASED STRESS REDUCTION FOR MANY CLINICAL POPULATIONS. HOWEVER, NO RANDOMIZED TRIALS HAVE EVALUATED THE IMPACT OF YOGA ON COGNITIVE AND PHYSICAL FUNCTION AMONG PLWH. OBJECTIVE: THE AIM OF THIS PILOT RANDOMIZED TRIAL WAS TO DETERMINE THE FEASIBILITY OF A YOGA INTERVENTION TO LAY THE GROUNDWORK FOR A FULL-SCALE, MULTISITE, COMMUNITY-BASED TRIAL FOR PLWH. SPECIFIC OBJECTIVES ARE TO (1) ASSESS THE FEASIBILITY OF STUDY PROTOCOL AND PROCEDURES, (2) COMPARE COGNITION IN THE YOGA GROUP WITH THE USUAL CARE CONTROL GROUP AFTER 12 WEEKS OF THE INTERVENTION IN PLWH, AND (3) COMPARE THE EFFECTS OF THE 12-WEEK YOGA INTERVENTION VERSUS CONTROL ON BALANCE, WALKING SPEED, PHYSICAL ACTIVITY, MENTAL HEALTH, MEDICATION ADHERENCE, AND QUALITY OF LIFE AMONG PLWH. METHODS: WE PROPOSE A PILOT RANDOMIZED TRIAL WITH 2 PARALLEL GROUPS (YOGA VERSUS CONTROL). WE WILL RECRUIT 25 PLWH (>35 YEARS) FROM COMMUNITY AND HEALTH ORGANIZATIONS IN HALIFAX, CANADA. AFTER BASELINE ASSESSMENT WITH BLINDED ASSESSORS, PARTICIPANTS WILL BE RANDOMLY ASSIGNED TO THE YOGA OR CONTROL GROUP, USING A RANDOM COMPUTER GENERATOR. PARTICIPANTS IN THE YOGA GROUP WILL ENGAGE IN SUPERVISED 60-MIN GROUP-BASED YOGA SESSIONS 3 TIMES A WEEK FOR 12 WEEKS AT A YOGA STUDIO. PARTICIPANTS IN THE CONTROL GROUP WILL MAINTAIN THEIR CURRENT PHYSICAL ACTIVITY LEVELS THROUGHOUT THE STUDY. RESULTS: AS PER THE CONSOLIDATED STANDARDS OF REPORTING TRIALS EXTENSION FOR PILOT STUDIES, MEANS OF ALL OUTCOMES, MEAN CHANGE, AND 95% CIS WILL BE CALCULATED FOR EACH GROUP SEPARATELY. TWO-TAILED INDEPENDENT T TESTS AND FISHER EXACT TESTS WILL BE USED TO COMPARE GROUPS AT BASELINE. WE WILL ANALYZE QUANTITATIVE POSTINTERVENTION QUESTIONNAIRE RESPONSES USING CHI-SQUARE TESTS, AND OPEN-ENDED RESPONSES WILL BE ANALYZED THEMATICALLY. INTENTION-TO-TREAT AND PER-PROTOCOL ANALYSES WILL BE USED TO ANALYZE SECONDARY VARIABLES. CHANGES IN OUTCOME VARIABLES WILL BE EXAMINED BETWEEN GROUPS AND WITHIN GROUPS. EFFECT SIZES WILL BE REPORTED FOR EACH OUTCOME. A PRIORI ADHERENCE AND SATISFACTION CRITERIA WILL BE MET IF PARTICIPANTS ATTEND >70% OF THE YOGA SESSIONS AND IF >70% OF THE PARTICIPANTS ARE SATISFIED WITH THE INTERVENTION AS DETERMINED BY A POSTPARTICIPATION QUESTIONNAIRE. STUDY ENROLLMENT BEGAN IN JANUARY 2018, WITH RESULTS EXPECTED FOR OCTOBER 2019. CONCLUSIONS: THIS PILOT RANDOMIZED TRIAL WILL BE THE FIRST TO INVESTIGATE THE FEASIBILITY AND EFFECT OF A YOGA INTERVENTION ON COGNITIVE AND PHYSICAL OUTCOMES AMONG PLWH. THIS WORK WILL INFORM THE FEASIBILITY OF FURTHER INVESTIGATIONS IN TERMS OF CAPACITY BUILDING, PARTICIPANT RECRUITMENT AND RETENTION, AND ASSESSMENT AND INTERVENTION PROTOCOLS. TRIAL REGISTRATION: CLINICALTRIALS.GOV NCT03071562; HTTPS://CLINICALTRIALS.GOV/CT2/SHOW/NCT03071562 (ARCHIVED BY WEBCITE AT HTTP://WWW.WEBCITATION.ORG/785SFHWKW). INTERNATIONAL REGISTERED REPORT IDENTIFIER (IRRID): DERR1-10.2196/13818. 2019 6 1215 44 EXPLORING THE EFFECTS OF YOGA THERAPY ON HEART RATE VARIABILITY AND PATIENT-REPORTED OUTCOMES AFTER CANCER TREATMENT: A STUDY PROTOCOL. BACKGROUND: FOLLOWING CANCER TREATMENT, ADULTS COMMONLY REPORT WORSENED PATIENT-REPORTED OUTCOMES (PROS) SUCH AS ANXIETY, STRESS, DEPRESSION, PERSISTENT AND UPSETTING COGNITIVE COMPLAINTS, UNRELENTING FATIGUE, AND REDUCED QUALITY OF LIFE. POORER PROS ARE ASSOCIATED WITH DISRUPTED AUTONOMIC NERVOUS SYSTEM FUNCTIONING AS MEASURED BY HEART RATE VARIABILITY (HRV), BOTH OF WHICH HAVE BEEN ASSOCIATED WITH GREATER MORBIDITY AND MORTALITY. INTERVENTIONS TO IMPROVE HRV AND PROS AMONG ADULTS FOLLOWING CANCER TREATMENT ARE NEEDED. YOGA THERAPY HOLDS PROMISE AS AN INTERVENTION TO IMPROVE HRV AND PROS. THEREFORE, WE CONDUCTED A SINGLE-SUBJECT EXPLORATORY EXPERIMENTAL STUDY TO INVESTIGATE THE EFFECTS OF YOGA THERAPY ON HRV AND SPECIFIC PROS (IE, CANCER-RELATED FATIGUE, ANXIETY, COGNITIVE FUNCTION, DEPRESSION, STRESS, QUALITY OF LIFE) IN ADULTS TREATED FOR CANCER. TO REDUCE PUBLICATION BIAS, IMPROVE REPRODUCIBILITY, AND SERVE AS A REFERENCE FOR FORTHCOMING REPORTING OF STUDY RESULTS, WE PRESENT THE STUDY PROTOCOL FOR THIS STUDY HEREIN. METHODS: PARTICIPANTS WERE ADULTS WHO COMPLETED CANCER TREATMENT THAT WERE RECRUITED FROM THE OTTAWA INTEGRATIVE CANCER CENTRE. CONSENTING AND ELIGIBLE PARTICIPANTS RECEIVED ONE 1:1 YOGA THERAPY SESSION (IE, 1 PARTICIPANT, 1 YOGA THERAPIST) AND 6 WEEKLY GROUP-BASED YOGA THERAPY SESSIONS (IE, 2-3 PARTICIPANTS, 1 YOGA THERAPIST). PARTICIPANTS COMPLETED ASSESSMENTS 7 TIMES: 3 TIMES PRIOR TO THE PROGRAM (IE, -6 WEEKS, -3 WEEKS, IMMEDIATELY PRIOR TO THE 1:1 YOGA THERAPY SESSION), IMMEDIATELY FOLLOWING THE 1:1 YOGA THERAPY SESSION, PRIOR TO THE FIRST GROUP-BASED YOGA THERAPY SESSION, AFTER THE LAST GROUP-BASED YOGA THERAPY SESSION, AND AT A 6-WEEK FOLLOW-UP. HIERARCHICAL LINEAR MODELING WILL BE USED TO TEST THE AVERAGE EFFECTS OF THE YOGA THERAPY PROGRAM ACROSS PARTICIPANTS. DISCUSSION: THIS STUDY WILL EXPLORE SEVERAL NOVEL HYPOTHESES, INCLUDING WHETHER YOGA THERAPY CAN IMPROVE HRV AND/OR SPECIFIC PROS AMONG ADULTS TREATED FOR CANCER ACUTELY (IE, DURING A 1:1 YOGA THERAPY SESSION) AND/OR THROUGH REPEATED EXPOSURE (IE, AFTER COMPLETING 6 WEEKS OF GROUP-BASED YOGA THERAPY). ALTHOUGH THE FINDINGS WILL REQUIRE CONFIRMATION OR REFUTATION IN FUTURE TRIALS, THEY MAY PROVIDE INITIAL EVIDENCE THAT YT MAY BENEFIT ADULTS TREATED FOR CANCER. TRIAL REGISTRATION: ISRCTN REGISTRY, ISRCTN64763228. REGISTERED ON DECEMBER 12, 2021. THIS TRIAL WAS REGISTERED RETROSPECTIVELY. URL OF TRIAL REGISTRY RECORD: HTTPS://WWW.ISRCTN.COM/ISRCTN64763228. 2022 7 2389 58 YOGA AND AEROBIC DANCE FOR PAIN MANAGEMENT IN JUVENILE IDIOPATHIC ARTHRITIS: PROTOCOL FOR A PILOT RANDOMIZED CONTROLLED TRIAL. BACKGROUND: JUVENILE IDIOPATHIC ARTHRITIS (JIA) IS ONE OF THE MOST COMMON TYPES OF ARTHRITIS AMONG CHILDREN. ACCORDING TO JIA GUIDELINES FOR PHYSICAL ACTIVITY (PA), STRUCTURED PA INTERVENTIONS LED TO IMPROVED HEALTH OUTCOMES. HOWEVER, MANY PA PROGRAMS, SUCH AS YOGA AND AEROBIC DANCE, HAVE NOT BEEN STUDIED IN THIS POPULATION DESPITE BEING POPULAR AMONG YOUTH. WEB-BASED PA PROGRAMS COULD PROVIDE PATIENTS WITH ACCESSIBLE AND AFFORDABLE INTERVENTIONS. OBJECTIVE: THE PRIMARY AIMS OF THE PROPOSED PILOT RANDOMIZED CONTROLLED TRIAL (RCT) ARE TO EXAMINE (1) THE FEASIBILITY OF CONDUCTING A FULL-SCALE RCT TO EVALUATE THE EFFECTIVENESS OF TWO POPULAR TYPES OF PA: A YOGA TRAINING PROGRAM AND AN AEROBIC DANCE TRAINING PROGRAM, IN FEMALE ADOLESCENTS (AGED 13-18 YEARS) WITH JIA COMPARED WITH AN ELECTRONIC PAMPHLET CONTROL GROUP; AND (2) THE ACCEPTABILITY OF THESE INTERVENTIONS. METHODS: A THREE-ARM PROSPECTIVE RANDOMIZED OPEN-LABEL STUDY WITH A PARALLEL GROUP DESIGN WILL BE USED. A TOTAL OF 25 FEMALE ADOLESCENTS WITH JIA WHO HAVE PAIN WILL BE RANDOMIZED IN A RATIO OF 2:2:1 TO ONE OF THE 3 GROUPS: (1) ONLINE YOGA TRAINING PROGRAM (GROUP A: N=10); (2) ONLINE AEROBIC DANCE TRAINING PROGRAM (GROUP B: N=10); AND (3) ELECTRONIC PAMPHLET CONTROL GROUP (GROUP C: N=5). PARTICIPANTS IN GROUPS A AND B WILL COMPLETE 3 INDIVIDUAL 1-HOUR SESSIONS PER WEEK USING ONLINE EXERCISE VIDEOS, AS WELL AS A 1-HOUR VIRTUAL GROUP SESSION PER WEEK USING A VIDEOCONFERENCING PLATFORM FOR 12 WEEKS. PARTICIPANTS FROM ALL GROUPS WILL HAVE ACCESS TO AN ELECTRONIC EDUCATIONAL PAMPHLET ON PA FOR ARTHRITIS DEVELOPED BY THE ARTHRITIS SOCIETY. ALL PARTICIPANTS WILL ALSO TAKE PART IN WEEKLY ONLINE CONSULTATIONS WITH A RESEARCH COORDINATOR AND DISCUSSIONS ON FACEBOOK WITH PARTICIPANTS FROM THEIR OWN GROUP. FEASIBILITY (IE, RECRUITMENT RATE, SELF-REPORTED ADHERENCE TO THE INTERVENTIONS, DROPOUT RATES, AND PERCENTAGE OF MISSING DATA), ACCEPTABILITY, AND USABILITY OF FACEBOOK AND THE VIDEOCONFERENCING PLATFORM WILL BE ASSESSED AT THE END OF THE PROGRAM. PAIN INTENSITY, PARTICIPATION IN GENERAL PA, MORNING STIFFNESS, FUNCTIONAL STATUS, FATIGUE, SELF-EFFICACY, PATIENT GLOBAL ASSESSMENT, DISEASE ACTIVITY, AND ADVERSE EVENTS WILL BE ASSESSED USING SELF-ADMINISTERED ELECTRONIC SURVEYS AT BASELINE AND THEN WEEKLY UNTIL THE END OF THE 12-WEEK PROGRAM. RESULTS: THIS PILOT RCT HAS BEEN FUNDED BY THE ARTHRITIS HEALTH PROFESSIONS ASSOCIATION. THIS PROTOCOL WAS APPROVED BY THE CHILDREN'S HOSPITAL OF EASTERN ONTARIO RESEARCH ETHICS BOARD (#17/08X). AS OF MAY 11, 2020, RECRUITMENT AND DATA COLLECTION HAVE NOT STARTED. CONCLUSIONS: TO OUR KNOWLEDGE, THIS IS THE FIRST STUDY TO EVALUATE THE EFFECTIVENESS OF YOGA AND AEROBIC DANCE AS PAIN MANAGEMENT INTERVENTIONS FOR FEMALE ADOLESCENTS WITH JIA. THE USE OF ONLINE PROGRAMS TO DISSEMINATE THESE 2 PA INTERVENTIONS MAY FACILITATE ACCESS TO ALTERNATIVE METHODS OF PAIN MANAGEMENT. THIS STUDY CAN LEAD TO A FULL-SCALE RCT. INTERNATIONAL REGISTERED REPORT IDENTIFIER (IRRID): PRR1-10.2196/12823. 2020 8 2638 46 YOGA FOR VETERANS WITH CHRONIC LOW BACK PAIN: DESIGN AND METHODS OF A RANDOMIZED CLINICAL TRIAL. CHRONIC LOW BACK PAIN (CLBP) AFFLICTS MILLIONS OF PEOPLE WORLDWIDE, WITH PARTICULARLY HIGH PREVALENCE IN MILITARY VETERANS. MANY TREATMENT OPTIONS EXIST FOR CLBP, BUT MOST HAVE LIMITED EFFECTIVENESS AND SOME HAVE SIGNIFICANT SIDE EFFECTS. IN GENERAL POPULATIONS WITH CLBP, YOGA HAS BEEN SHOWN TO IMPROVE HEALTH OUTCOMES WITH FEW SIDE EFFECTS. HOWEVER, YOGA HAS NOT BEEN ADEQUATELY STUDIED IN MILITARY VETERAN POPULATIONS. IN THE CURRENT PAPER WE WILL DESCRIBE THE DESIGN AND METHODS OF A RANDOMIZED CLINICAL TRIAL AIMED AT EXAMINING WHETHER YOGA CAN EFFECTIVELY REDUCE DISABILITY AND PAIN IN US MILITARY VETERANS WITH CLBP. A TOTAL OF 144 US MILITARY VETERANS WITH CLBP WILL BE RANDOMIZED TO EITHER YOGA OR A DELAYED TREATMENT COMPARISON GROUP. THE YOGA INTERVENTION WILL CONSIST OF 2X WEEKLY YOGA CLASSES FOR 12WEEKS, COMPLEMENTED BY REGULAR HOME PRACTICE GUIDED BY A MANUAL. THE DELAYED TREATMENT GROUP WILL RECEIVE THE SAME INTERVENTION AFTER SIX MONTHS. THE PRIMARY OUTCOME IS THE CHANGE IN BACK PAIN-RELATED DISABILITY MEASURED WITH THE ROLAND-MORRIS DISABILITY QUESTIONNAIRE AT BASELINE AND 12-WEEKS. SECONDARY OUTCOMES INCLUDE PAIN INTENSITY, PAIN INTERFERENCE, DEPRESSION, ANXIETY, FATIGUE/ENERGY, QUALITY OF LIFE, SELF-EFFICACY, SLEEP QUALITY, AND MEDICATION USAGE. ADDITIONAL PROCESS AND/OR MEDIATIONAL FACTORS WILL BE MEASURED TO EXAMINE DOSE RESPONSE AND EFFECT MECHANISMS. ASSESSMENTS WILL BE CONDUCTED AT BASELINE, 6-WEEKS, 12-WEEKS, AND 6-MONTHS. ALL RANDOMIZED PARTICIPANTS WILL BE INCLUDED IN INTENTION-TO-TREAT ANALYSES. STUDY RESULTS WILL PROVIDE MUCH NEEDED EVIDENCE ON THE FEASIBILITY AND EFFECTIVENESS OF YOGA AS A THERAPEUTIC MODALITY FOR THE TREATMENT OF CLBP IN US MILITARY VETERANS. 2016 9 2824 91 YOGA VERSUS EDUCATION FOR VETERANS WITH CHRONIC LOW BACK PAIN: STUDY PROTOCOL FOR A RANDOMIZED CONTROLLED TRIAL. BACKGROUND: CHRONIC LOW BACK PAIN IS THE MOST FREQUENT PAIN CONDITION IN VETERANS AND CAUSES SUBSTANTIAL SUFFERING, DECREASED FUNCTIONAL CAPACITY, AND LOWER QUALITY OF LIFE. SYMPTOMS OF POST-TRAUMATIC STRESS, DEPRESSION, AND MILD TRAUMATIC BRAIN INJURY ARE HIGHLY PREVALENT IN VETERANS WITH BACK PAIN. YOGA FOR LOW BACK PAIN HAS BEEN DEMONSTRATED TO BE EFFECTIVE FOR CIVILIANS IN RANDOMIZED CONTROLLED TRIALS. HOWEVER, IT IS UNKNOWN IF RESULTS FROM PREVIOUSLY PUBLISHED TRIALS GENERALIZE TO MILITARY POPULATIONS. METHODS/DESIGN: THIS STUDY IS A PARALLEL RANDOMIZED CONTROLLED TRIAL COMPARING YOGA TO EDUCATION FOR 120 VETERANS WITH CHRONIC LOW BACK PAIN. PARTICIPANTS ARE VETERANS >/=18 YEARS OLD WITH LOW BACK PAIN PRESENT ON AT LEAST HALF THE DAYS IN THE PAST SIX MONTHS AND A SELF-REPORTED AVERAGE PAIN INTENSITY IN THE PREVIOUS WEEK OF >/=4 ON A 0-10 SCALE. THE 24-WEEK STUDY HAS AN INITIAL 12-WEEK INTERVENTION PERIOD, WHERE PARTICIPANTS ARE RANDOMIZED EQUALLY INTO (1) A STANDARDIZED WEEKLY GROUP YOGA CLASS WITH HOME PRACTICE OR (2) EDUCATION DELIVERED WITH A SELF-CARE BOOK. PRIMARY OUTCOME MEASURES ARE CHANGE AT 12 WEEKS IN LOW BACK PAIN INTENSITY MEASURED BY THE DEFENSE AND VETERANS PAIN RATING SCALE (0-10) AND BACK-RELATED FUNCTION USING THE 23-POINT ROLAND MORRIS DISABILITY QUESTIONNAIRE. IN THE SUBSEQUENT 12-WEEK FOLLOW-UP PERIOD, YOGA PARTICIPANTS ARE ENCOURAGED TO CONTINUE HOME YOGA PRACTICE AND EDUCATION PARTICIPANTS CONTINUE FOLLOWING RECOMMENDATIONS FROM THE BOOK. QUALITATIVE INTERVIEWS WITH VETERANS IN THE YOGA GROUP AND THEIR PARTNERS EXPLORE THE IMPACT OF CHRONIC LOW BACK PAIN AND YOGA ON FAMILY RELATIONSHIPS. WE ALSO ASSESS COST-EFFECTIVENESS FROM THREE PERSPECTIVES: THE VETERAN, THE VETERANS HEALTH ADMINISTRATION, AND SOCIETY USING ELECTRONIC MEDICAL RECORDS, SELF-REPORTED COST DATA, AND STUDY RECORDS. DISCUSSION: THIS STUDY WILL HELP DETERMINE IF YOGA CAN BECOME AN EFFECTIVE TREATMENT FOR VETERANS WITH CHRONIC LOW BACK PAIN AND PSYCHOLOGICAL COMORBIDITIES. TRIAL REGISTRATION: CLINICALTRIALS.GOV: NCT02224183. 2016 10 2861 43 YOGA-BASED EXERCISE TO PREVENT FALLS IN COMMUNITY-DWELLING PEOPLE AGED 60 YEARS AND OVER: STUDY PROTOCOL FOR THE SUCCESSFUL AGEING (SAGE) YOGA RANDOMISED CONTROLLED TRIAL. INTRODUCTION: FALLS SIGNIFICANTLY REDUCE INDEPENDENCE AND QUALITY OF LIFE IN OLDER AGE. BALANCE-SPECIFIC EXERCISE PREVENTS FALLS IN PEOPLE AGED 60+ YEARS. YOGA IS GROWING IN POPULARITY AND CAN PROVIDE A HIGH CHALLENGE TO BALANCE; HOWEVER, THE EFFECT OF YOGA ON FALLS HAS NOT BEEN EVALUATED. THIS TRIAL AIMS TO ESTABLISH THE EFFECT ON FALLS OF A YOGA EXERCISE PROGRAMME COMPARED WITH A YOGA RELAXATION PROGRAMME IN COMMUNITY-DWELLERS AGED 60+ YEARS. METHOD AND ANALYSIS: THIS RANDOMISED CONTROLLED TRIAL WILL INVOLVE 560 COMMUNITY-DWELLING PEOPLE AGED 60+ YEARS. PARTICIPANTS WILL BE RANDOMISED TO EITHER: (1) THE SUCCESSFUL AGEING (SAGE) YOGA EXERCISE PROGRAMME OR (2) A YOGA RELAXATION PROGRAMME. PRIMARY OUTCOME IS RATE OF FALLS IN THE 12 MONTHS POST RANDOMISATION. SECONDARY OUTCOMES INCLUDE MENTAL WELL-BEING, PHYSICAL ACTIVITY, HEALTH-RELATED QUALITY OF LIFE, BALANCE SELF-CONFIDENCE, PHYSICAL FUNCTION, PAIN, GOAL ATTAINMENT AND SLEEP QUALITY AT 12 MONTHS AFTER RANDOMISATION. THE NUMBER OF FALLS PER PERSON-YEAR WILL BE ANALYSED USING NEGATIVE BINOMIAL REGRESSION MODELS TO ESTIMATE BETWEEN-GROUP DIFFERENCE IN FALL RATES. GENERALISED LINEAR MODELS WILL ASSESS THE EFFECT OF GROUP ALLOCATION ON THE CONTINUOUSLY SCORED SECONDARY OUTCOMES, ADJUSTING FOR BASELINE SCORES. AN ECONOMIC ANALYSIS WILL COMPARE THE COST-EFFECTIVENESS AND COST-UTILITY OF THE TWO YOGA PROGRAMMES. ETHICS AND DISSEMINATION: PROTOCOL WAS APPROVED BY THE HUMAN RESEARCH ETHICS COMMITTEE AT THE UNIVERSITY OF SYDNEY, AUSTRALIA (APPROVAL 2019/604). TRIAL RESULTS WILL BE DISSEMINATED VIA PEER-REVIEWED ARTICLES, CONFERENCE PRESENTATIONS, LAY SUMMARIES. TRIAL REGISTRATION NUMBER: THE PROTOCOL FOR THIS TRIAL IS REGISTERED WITH THE AUSTRALIAN NEW ZEALAND CLINICAL TRIALS REGISTRY (ACTRN12619001183178). 2020 11 1495 32 INTERVENTION PROTOCOL FOR INVESTIGATING YOGA IMPLEMENTED DURING CHEMOTHERAPY. OBJECTIVE: FATIGUE AND OTHER TREATMENT-RELATED SYMPTOMS ARE CRITICAL THERAPEUTIC TARGETS FOR IMPROVING QUALITY OF LIFE IN PATIENTS WITH COLORECTAL CANCER DURING CHEMOTHERAPY. YOGA IS A PROMISING INTERVENTION FOR IMPROVING THESE THERAPEUTIC TARGETS AND HAS BEEN PRIMARILY INVESTIGATED IN THE GROUP-CLASS FORMAT, WHICH IS LESS FEASIBLE FOR CANCER PATIENTS WITH HIGH SYMPTOM BURDEN TO ATTEND. THUS, WE DEVELOPED A PROTOCOL FOR IMPLEMENTING YOGA INDIVIDUALLY IN THE CLINIC AMONG PATIENTS RECEIVING CHEMOTHERAPY. METHODS: WE FOLLOWED RECOMMENDED DOMAINS FOR DEVELOPING A YOGA PROTOCOL TO BE USED IN AN EFFICACY TRIAL. THESE RECOMMENDATIONS INCLUDE CONSIDERATION TO THE STYLE, DELIVERY, COMPONENTS OF THE INTERVENTION, DOSE, SPECIFIC CLASS SEQUENCES, FACILITATION OF HOME PRACTICE, MEASUREMENT OF INTERVENTION FIDELITY, SELECTION OF INSTRUCTORS, AND DEALING WITH MODIFICATIONS. THE INTERVENTION PROTOCOL WAS DEVELOPED BY AN INTERDISCIPLINARY TEAM. PROTOCOL: YOGA SKILLS TRAINING (YST) CONSISTS OF FOUR 30-MINUTE IN-PERSON SESSIONS AND WAS IMPLEMENTED WHILE IN THE CHAIR DURING CHEMOTHERAPY INFUSIONS FOR COLORECTAL CANCER WITH RECOMMENDED DAILY HOME PRACTICE FOR EIGHT WEEKS. THERAPEUTIC GOALS OF THE YST ARE TO REDUCE FATIGUE, CIRCADIAN DISRUPTION, AND PSYCHOLOGICAL DISTRESS. ELEMENTS OF THE YST ARE AWARENESS MEDITATION, GENTLE SEATED MOVEMENT, BREATHING PRACTICE, AND RELAXATION MEDITATION. ATTENTION, COMFORT, AND EASE ARE ALSO HIGHLIGHTED. CONCLUSION: THIS DESCRIPTION OF A PROTOCOL FOR INTEGRATING YOGA WITH CONVENTIONAL CANCER TREATMENT WILL INFORM FUTURE STUDY DESIGNS AND CLINICAL PRACTICE. THE DESIGN OF THE YST IS NOVEL BECAUSE IT IMPLEMENTS YOGA-MOST COMMONLY STUDIED WHEN TAUGHT TO GROUPS OUTSIDE OF THE CLINICAL SETTING- INDIVIDUALLY DURING CLINICAL CARE. 2016 12 2628 42 YOGA FOR THE MANAGEMENT OF PAIN AND SLEEP IN RHEUMATOID ARTHRITIS: A PILOT RANDOMIZED CONTROLLED TRIAL. OBJECTIVE: THE AIM OF THE PRESENT STUDY WAS TO DETERMINE THE FEASIBILITY OF A RELAXATION-BASED YOGA INTERVENTION FOR RHEUMATOID ARTHRITIS, DESIGNED AND REPORTED IN ACCORDANCE WITH DELPHI RECOMMENDATIONS FOR YOGA INTERVENTIONS FOR MUSCULOSKELETAL CONDITIONS. METHODS: PARTICIPANTS WERE RECRUITED FROM A HOSPITAL DATABASE, AND RANDOMIZED TO EITHER EIGHT WEEKLY 75-MIN YOGA CLASSES OR A USUAL CARE CONTROL. FEASIBILITY WAS DETERMINED BY RECRUITMENT RATES, RETENTION, PROTOCOL ADHERENCE, PARTICIPANT SATISFACTION AND ADVERSE EVENTS. SECONDARY PHYSICAL AND PSYCHOSOCIAL OUTCOMES WERE ASSESSED USING SELF-REPORTED QUESTIONNAIRES AT BASELINE (WEEK 0), WEEK 9 (PRIMARY TIME POINT) AND WEEK 12 (FOLLOW-UP). RESULTS: OVER A 3-MONTH PERIOD, 26 PARTICIPANTS WITH MILD PAIN, MILD TO MODERATE FUNCTIONAL DISABILITY AND MODERATE DISEASE ACTIVITY WERE RECRUITED INTO THE STUDY (25% RECRUITMENT RATE). RETENTION RATES WERE 100% FOR YOGA PARTICIPANTS AND 92% FOR USUAL CARE PARTICIPANTS AT BOTH WEEKS 9 AND 12. PROTOCOL ADHERENCE AND PARTICIPANT SATISFACTION WERE HIGH. YOGA PARTICIPANTS ATTENDED A MEDIAN OF SEVEN CLASSES; ADDITIONALLY, SEVEN OF THE YOGA PARTICIPANTS (54%) REPORTED CONTINUING YOGA AT HOME DURING THE FOLLOW-UP PERIOD. NO SERIOUS ADVERSE EVENTS WERE RELATED TO THE STUDY. SECONDARY OUTCOMES SHOWED NO GROUP EFFECTS OF YOGA COMPARED WITH USUAL CARE. CONCLUSIONS: A RELAXATION-BASED YOGA PROGRAMME WAS FOUND TO BE FEASIBLE AND SAFE FOR PARTICIPANTS WITH RHEUMATOID ARTHRITIS-RELATED PAIN AND FUNCTIONAL DISABILITY. ADVERSE EVENTS WERE MINOR, AND NOT UNEXPECTED FROM AN INTERVENTION INCLUDING PHYSICAL COMPONENTS. THIS PILOT PROVIDES A FRAMEWORK FOR LARGER INTERVENTION STUDIES, AND SUPPORTS FURTHER EXPLORATION OF YOGA AS A COMPLEX INTERVENTION TO ASSIST WITH THE MANAGEMENT OF RHEUMATOID ARTHRITIS. 2018 13 2577 38 YOGA FOR GENERALIZED ANXIETY DISORDER: DESIGN OF A RANDOMIZED CONTROLLED CLINICAL TRIAL. GENERALIZED ANXIETY DISORDER (GAD) IS A COMMON DISORDER ASSOCIATED WITH SIGNIFICANT DISTRESS AND INTERFERENCE. ALTHOUGH COGNITIVE BEHAVIORAL THERAPY (CBT) HAS BEEN SHOWN TO BE THE MOST EFFECTIVE FORM OF PSYCHOTHERAPY, FEW PATIENTS RECEIVE OR HAVE ACCESS TO THIS INTERVENTION. YOGA THERAPY OFFERS ANOTHER PROMISING, YET UNDER-RESEARCHED, INTERVENTION THAT IS GAINING INCREASING POPULARITY IN THE GENERAL PUBLIC, AS AN ANXIETY REDUCTION INTERVENTION. THE PURPOSE OF THIS INNOVATIVE CLINICAL TRIAL PROTOCOL IS TO INVESTIGATE THE EFFICACY OF A KUNDALINI YOGA INTERVENTION, RELATIVE TO CBT AND A CONTROL CONDITION. KUNDALINI YOGA AND CBT ARE COMPARED WITH EACH OTHER IN A NONINFERIORITY TEST AND BOTH TREATMENTS ARE COMPARED TO STRESS EDUCATION TRAINING, AN ATTENTION CONTROL INTERVENTION, IN SUPERIORITY TESTS. THE SAMPLE WILL CONSIST OF 230 INDIVIDUALS WITH A PRIMARY DSM-5 DIAGNOSIS OF GAD. THIS RANDOMIZED CONTROLLED TRIAL WILL COMPARE YOGA (N=95) TO BOTH CBT FOR GAD (N=95) AND STRESS EDUCATION (N=40), A COMMONLY USED CONTROL CONDITION. ALL THREE TREATMENTS WILL BE ADMINISTERED BY TWO INSTRUCTORS IN A GROUP FORMAT OVER 12 WEEKLY SESSIONS WITH FOUR TO SIX PATIENTS PER GROUP. GROUPS WILL BE RANDOMIZED USING PERMUTED BLOCK RANDOMIZATION, WHICH WILL BE STRATIFIED BY SITE. TREATMENT OUTCOME WILL BE EVALUATED BI-WEEKLY AND AT 6MONTH FOLLOW-UP. FURTHERMORE, POTENTIAL MEDIATORS OF TREATMENT OUTCOME WILL BE INVESTIGATED. GIVEN THE INDIVIDUAL AND ECONOMIC BURDEN ASSOCIATED WITH GAD, IDENTIFYING ACCESSIBLE ALTERNATIVE BEHAVIORAL TREATMENTS WILL HAVE SUBSTANTIVE PUBLIC HEALTH IMPLICATIONS. 2015 14 536 59 COMPARISON OF YOGA VERSUS STRETCHING FOR CHRONIC LOW BACK PAIN: PROTOCOL FOR THE YOGA EXERCISE SELF-CARE (YES) TRIAL. BACKGROUND: BACK PAIN, ONE OF THE MOST PREVALENT CONDITIONS AFFLICTING AMERICAN ADULTS, IS THE LEADING REASON FOR USING COMPLEMENTARY AND ALTERNATIVE MEDICINE (CAM) THERAPIES. YOGA IS AN INCREASINGLY POPULAR "MIND-BODY" CAM THERAPY OFTEN USED FOR RELIEVING BACK PAIN AND SEVERAL SMALL STUDIES HAVE FOUND YOGA EFFECTIVE FOR THIS CONDITION. THIS STUDY WILL ASSESS WHETHER YOGA IS EFFECTIVE FOR TREATING CHRONIC LOW BACK PAIN COMPARED WITH SELF CARE AND EXERCISE AND WILL EXPLORE THE MECHANISMS RESPONSIBLE FOR ANY OBSERVED BENEFITS. METHODS/DESIGN: A TOTAL OF 210 PARTICIPANTS WITH LOW BACK PAIN LASTING AT LEAST 3 MONTHS WILL BE RECRUITED FROM PRIMARY CARE CLINICS OF A LARGE HEALTHCARE SYSTEM BASED IN SEATTLE. THEY WILL BE RANDOMIZED IN A 2:2:1 RATIO TO RECEIVE 12 WEEKLY YOGA CLASSES, 12 WEEKLY CONVENTIONAL THERAPEUTIC EXERCISE CLASSES OF COMPARABLE PHYSICAL EXERTION, OR A SELF-CARE BOOK. INTERVIEWERS MASKED TO PARTICIPANTS' TREATMENT GROUP WILL ASSESS OUTCOMES AT BASELINE AND 6, 12 AND 26 WEEKS AFTER RANDOMIZATION. PRIMARY OUTCOMES WILL BE BACK-RELATED DYSFUNCTION AND SYMPTOM BOTHERSOMENESS. IN ADDITION, DATA WILL BE COLLECTED ON PHYSICAL MEASUREMENTS (E.G., FLEXION) AT BASELINE AND 12 WEEKS AND SALIVA SAMPLES WILL BE OBTAINED AT BASELINE, 6 AND 12 WEEKS. INFORMATION WILL BE COLLECTED ON SPECIFIC PHYSICAL, PSYCHOLOGICAL, AND PHYSIOLOGICAL FACTORS TO ALLOW EXPLORATION OF POSSIBLE MECHANISMS OF ACTION THROUGH WHICH YOGA COULD RELIEVE BACK PAIN AND DYSFUNCTION. THE EFFECTIVENESS OF YOGA WILL BE ASSESSED USING ANALYSIS OF COVARIANCE (USING GENERAL ESTIMATING EQUATIONS - GEE) WITHIN AN INTENTION-TO-TREAT CONTEXT. IF YOGA IS FOUND EFFECTIVE, FURTHER ANALYSES WILL EXPLORE WHETHER YOGA'S BENEFITS ARE ATTRIBUTABLE TO PHYSICAL, PSYCHOLOGICAL AND/OR PHYSIOLOGICAL FACTORS. CONCLUSIONS: THIS STUDY WILL PROVIDE THE CLEAREST EVIDENCE TO DATE ABOUT THE VALUE OF YOGA AS A THERAPEUTIC OPTION FOR TREATING CHRONIC BACK PAIN, AND IF THE RESULTS ARE POSITIVE, WILL HELP FOCUS FUTURE, MORE IN-DEPTH, RESEARCH ON THE MOST PROMISING POTENTIAL MECHANISMS OF ACTION IDENTIFIED BY THIS STUDY. 2010 15 162 52 A RANDOMISED CONTROLLED TRIAL OF YOGA FOR THE TREATMENT OF CHRONIC LOW BACK PAIN: RESULTS OF A PILOT STUDY. OBJECTIVE: TO CONDUCT A PILOT TRIAL OF YOGA FOR THE TREATMENT OF CHRONIC LOW BACK PAIN (LBP) TO INFORM THE FEASIBILITY AND PRACTICALITY OF CONDUCTING A FULL-SCALE TRIAL IN THE UK; AND TO ASSESS THE EFFICACY OF YOGA FOR THE TREATMENT OF CHRONIC LOW BACK PAIN. DESIGN: A PRAGMATIC RANDOMISED CONTROLLED TRIAL WAS UNDERTAKEN COMPARING YOGA TO USUAL CARE. PARTICIPANTS: TWENTY PARTICIPANTS WHO HAD PRESENTED TO THEIR GP WITH CHRONIC LOW BACK PAIN IN THE PREVIOUS 18 MONTHS WERE RECRUITED VIA GP RECORDS FROM ONE PRACTICE IN YORK, UK. INTERVENTIONS: TWENTY PATIENTS WERE RANDOMISED TO EITHER 12 WEEKLY 75-MIN SESSIONS OF SPECIALISED YOGA PLUS WRITTEN ADVICE, OR USUAL CARE PLUS WRITTEN ADVICE. ALLOCATION WAS 50/50. MAIN OUTCOME MEASURES: RECRUITMENT RATE, LEVELS OF INTERVENTION ATTENDANCE, AND LOSS TO FOLLOW-UP WERE THE MAIN NON-CLINICAL OUTCOMES. CHANGE AS MEASURED BY THE ROLAND AND MORRIS DISABILITY QUESTIONNAIRE WAS THE PRIMARY CLINICAL OUTCOME. CHANGES IN THE ABERDEEN BACK PAIN SCALE, SF-12, EQ-5D, AND PAIN SELF-EFFICACY WERE SECONDARY CLINICAL OUTCOMES. DATA WERE COLLECTED VIA POSTAL QUESTIONNAIRE AT BASELINE, 4 WEEKS, AND 12 WEEKS FOLLOW-UP. RESULTS: OF THE 286 PATIENTS IDENTIFIED FROM THE GP DATABASE, 52 (18%) CONSENTED AND RETURNED THE ELIGIBILITY QUESTIONNAIRE, OUT OF THESE 20 (6.9%) WERE ELIGIBLE AND RANDOMISED. THE TOTAL PERCENTAGE OF PATIENTS RANDOMISED FROM THE GP PRACTICE POPULATION WAS 0.28%. TEN PATIENTS WERE RANDOMISED TO YOGA, RECEIVING AN AVERAGE OF 1.7 SESSIONS (RANGE 0-5), AND 10 WERE RANDOMISED TO USUAL CARE. AT 12 WEEKS FOLLOW-UP DATA WAS RECEIVED FROM 60% OF PATIENTS IN THE YOGA GROUP AND 90% OF PATIENTS IN THE USUAL CARE GROUP (75% OVERALL). NO SIGNIFICANT DIFFERENCES WERE SEEN BETWEEN GROUPS IN CLINICAL OUTCOMES APART FROM ON THE ABERDEEN BACK PAIN SCALE AT FOUR WEEKS FOLLOW-UP WHERE THE YOGA GROUP REPORTED SIGNIFICANTLY LESS PAIN. CONCLUSION: THIS PILOT STUDY PROVIDED USEFUL DATA AND INFORMATION TO INFORM THE DESIGN AND DEVELOPMENT OF A FULL-SCALE TRIAL OF YOGA FOR CLBP IN THE UK. A KEY FINDING IS THE CALCULATION OF GP PRACTICE TOTAL LIST SIZE REQUIRED FOR PATIENT RECRUITMENT IN A FULL-SCALE TRIAL, AND THE NEED TO IMPLEMENT METHODS TO INCREASE CLASS ATTENDANCE. 2010 16 175 46 A RANDOMIZED CONTROLLED TRIAL EXAMINING IYENGAR YOGA FOR YOUNG ADULTS WITH RHEUMATOID ARTHRITIS: A STUDY PROTOCOL. BACKGROUND: RHEUMATOID ARTHRITIS IS A CHRONIC, DISABLING DISEASE THAT CAN COMPROMISE MOBILITY, DAILY FUNCTIONING, AND HEALTH-RELATED QUALITY OF LIFE, ESPECIALLY IN OLDER ADOLESCENTS AND YOUNG ADULTS. IN THIS PROJECT, WE WILL COMPARE A STANDARDIZED IYENGAR YOGA PROGRAM FOR YOUNG PEOPLE WITH RHEUMATOID ARTHRITIS TO A STANDARD CARE WAIT-LIST CONTROL CONDITION. METHODS/DESIGN: SEVENTY RHEUMATOID ARTHRITIS PATIENTS AGED 16-35 YEARS WILL BE RANDOMIZED INTO EITHER THE 6-WEEK IYENGAR YOGA PROGRAM (12 - 1.5 HOUR SESSIONS TWICE WEEKLY) OR THE 6-WEEK WAIT-LIST CONTROL CONDITION. A 20% ATTRITION RATE IS ANTICIPATED. THE WAIT-LIST GROUP WILL RECEIVE THE YOGA PROGRAM FOLLOWING COMPLETION OF THE FIRST ARM OF THE STUDY. WE WILL COLLECT DATA QUANTITATIVELY, USING QUESTIONNAIRES AND MARKERS OF DISEASE ACTIVITY, AND QUALITATIVELY USING SEMI-STRUCTURED INTERVIEWS. ASSESSMENTS INCLUDE STANDARDIZED MEASURES OF GENERAL AND ARTHRITIS-SPECIFIC FUNCTION, PAIN, MOOD, AND HEALTH-RELATED QUALITY OF LIFE, AS WELL AS QUALITATIVE INTERVIEWS, BLOOD PRESSURE/RESTING HEART RATE MEASUREMENTS, A MEDICAL EXAM AND THE ASSESSMENT OF PRO-INFLAMMATORY CYTOKINES. DATA WILL BE COLLECTED THREE TIMES: BEFORE TREATMENT, POST-TREATMENT, AND TWO MONTHS FOLLOWING THE TREATMENT. DISCUSSION: RESULTS FROM THIS STUDY WILL PROVIDE CRITICAL DATA ON NON-PHARMACOLOGIC METHODS FOR ENHANCING FUNCTION IN RHEUMATOID ARTHRITIS PATIENTS. IN PARTICULAR, RESULTS WILL SHED LIGHT ON THE FEASIBILITY AND POTENTIAL EFFICACY OF A NOVEL INTERVENTION FOR RHEUMATOID ARTHRITIS SYMPTOMS, PAVING THE WAY FOR A LARGER CLINICAL TRIAL. TRIAL REGISTRATION: CLINICALTRIALS.GOV NCT01096823. 2011 17 319 57 AN INTERVENTION WITH DANCE AND YOGA FOR GIRLS WITH FUNCTIONAL ABDOMINAL PAIN DISORDERS (JUST IN TIME): PROTOCOL FOR A RANDOMIZED CONTROLLED TRIAL. BACKGROUND: FUNCTIONAL ABDOMINAL PAIN DISORDERS (FAPDS) AFFECT MANY CHILDREN WORLDWIDE, PREDOMINANTLY GIRLS, AND CAUSE CONSIDERABLE LONG-TERM NEGATIVE CONSEQUENCES FOR INDIVIDUALS AND SOCIETY. EVIDENCE-BASED AND COST-EFFECTIVE TREATMENTS ARE THEREFORE STRONGLY NEEDED. PHYSICAL ACTIVITY HAS SHOWN PROMISING EFFECTS IN THE PRACTICAL MANAGEMENT OF FAPDS. DANCE AND YOGA ARE BOTH POPULAR ACTIVITIES THAT HAVE BEEN SHOWN TO PROVIDE SIGNIFICANT PSYCHOLOGICAL AND PAIN-RELATED BENEFITS WITH MINIMAL RISK. THE ACTIVITIES COMPLEMENT EACH OTHER, IN THAT DANCE INVOLVES DYNAMIC, RHYTHMIC PHYSICAL ACTIVITY, WHILE YOGA ENHANCES RELAXATION AND FOCUS. OBJECTIVE: THIS STUDY AIMS TO EVALUATE THE EFFECTS OF A DANCE AND YOGA INTERVENTION AMONG GIRLS AGED 9 TO 13 YEARS WITH FAPDS. METHODS: THE STUDY IS A PROSPECTIVE RANDOMIZED CONTROLLED TRIAL AMONG GIRLS AGED 9 TO 13 YEARS WITH FUNCTIONAL ABDOMINAL PAIN, IRRITABLE BOWEL SYNDROME, OR BOTH. THE TARGET SAMPLE SIZE WAS 150 GIRLS RANDOMIZED INTO 2 ARMS: AN INTERVENTION ARM THAT RECEIVES DANCE AND YOGA SESSIONS TWICE WEEKLY FOR 8 MONTHS AND A CONTROL ARM THAT RECEIVES STANDARD CARE. OUTCOMES WILL BE MEASURED AT BASELINE AND AFTER 4, 8, 12, AND 24 MONTHS, AND LONG-TERM FOLLOW-UP WILL BE CONDUCTED 5 YEARS FROM BASELINE. QUESTIONNAIRES, INTERVIEWS, AND BIOMARKER MEASURES, SUCH AS CORTISOL IN SALIVA AND FECAL MICROBIOTA, WILL BE USED. THE PRIMARY OUTCOME IS THE PROPORTION OF GIRLS IN EACH GROUP WITH REDUCED PAIN, AS MEASURED BY THE FACES PAIN SCALE-REVISED IN A PAIN DIARY, IMMEDIATELY AFTER THE INTERVENTION. SECONDARY OUTCOMES ARE GASTROINTESTINAL SYMPTOMS, GENERAL HEALTH, MENTAL HEALTH, STRESS, AND PHYSICAL ACTIVITY. THE STUDY ALSO INCLUDES QUALITATIVE EVALUATIONS AND HEALTH ECONOMIC ANALYSES. THIS STUDY WAS APPROVED BY THE REGIONAL ETHICAL REVIEW BOARD IN UPPSALA (NO. 2016/082 1-2). RESULTS: DATA COLLECTION BEGAN IN OCTOBER 2016. THE INTERVENTION HAS BEEN PERFORMED IN 3 PERIODS FROM 2016 THROUGH 2019. THE FINAL 5-YEAR FOLLOW-UP IS ANTICIPATED TO BE COMPLETED BY FALL 2023. CONCLUSIONS: COST-EFFECTIVE AND EASILY ACCESSIBLE INTERVENTIONS ARE WARRANTED TO REDUCE THE NEGATIVE CONSEQUENCES ARISING FROM FAPDS IN YOUNG GIRLS. PHYSICAL ACTIVITY IS AN EFFECTIVE STRATEGY, BUT INTERVENTION STUDIES ARE NEEDED TO BETTER UNDERSTAND WHAT TYPES OF ACTIVITIES FACILITATE REGULAR PARTICIPATION IN THIS TARGET GROUP. THE JUST IN TIME (TRY, IDENTIFY, MOVE, AND ENJOY) STUDY WILL PROVIDE INSIGHTS REGARDING THE EFFECTIVENESS OF DANCE AND YOGA AND IS ANTICIPATED TO CONTRIBUTE TO THE CHALLENGING WORK OF REDUCING THE BURDEN OF FAPDS FOR YOUNG GIRLS. TRIAL REGISTRATION: CLINICALTRIALS.GOV (NCT02920268); HTTPS://CLINICALTRIALS.GOV/CT2/SHOW/NCT02920268. INTERNATIONAL REGISTERED REPORT IDENTIFIER (IRRID): DERR1-10.2196/19748. 2020 18 181 41 A RANDOMIZED CONTROLLED TRIAL OF YOGA VS NONAEROBIC EXERCISE FOR VETERANS WITH PTSD: UNDERSTANDING EFFICACY, MECHANISMS OF CHANGE, AND MODE OF DELIVERY. BACKGROUND AND OBJECTIVES: POSTTRAUMATIC STRESS DISORDER (PTSD) IS A CHRONIC, DISABLING, AND PREVALENT MENTAL HEALTH DISORDER AMONG VETERANS. DESPITE THE AVAILABILITY OF EMPIRICALLY SUPPORTED PSYCHOTHERAPIES, MANY VETERANS REMAIN SYMPTOMATIC AFTER TREATMENT AND/OR PREFER TO SEEK COMPLEMENTARY AND INTEGRATIVE HEALTH APPROACHES, INCLUDING YOGA, TO MANAGE PTSD. THE RANDOMIZED CONTROLLED TRIAL (RCT) DESCRIBED HEREIN WILL EVALUATE THE EFFICACY OF A MANUALIZED YOGA PROGRAM AS COMPARED TO NONAEROBIC EXERCISE IN REDUCING PTSD SEVERITY AMONG VETERANS. A SECONDARY AIM OF THIS STUDY IS TO BETTER UNDERSTAND THE MECHANISMS OF CHANGE. METHODS: VETERANS (N = 192) WITH PTSD WILL BE RANDOMIZED TO HATHA YOGA OR NONAEROBIC PHYSICAL ACTIVITY CONTROL; BOTH GROUPS CONSIST OF 12 WEEKLY, 60-MIN GROUP OR ONLINE TRAINING SESSIONS WITH 15-20 MIN OF DAILY AT-HOME PRACTICE. OUTCOME MEASURES WILL BE ADMINISTERED AT BASELINE, MID-TREATMENT, POSTTREATMENT, AND 12-WEEK FOLLOW-UP. PROJECTED OUTCOMES: THIS STUDY WILL EVALUATE CHANGES IN PTSD SEVERITY (PRIMARY OUTCOME) AS WELL AS DEPRESSION, ANXIETY, ANGER, SLEEP PROBLEMS, AND PSYCHOSOCIAL DISABILITY (SECONDARY OUTCOMES). WE WILL ALSO USE MULTIPLE MEDIATION TO EXAMINE TWO POTENTIAL MODELS OF THE MECHANISMS OF CLINICAL EFFECT: THE ATTENTION MODEL (I.E., YOGA INCREASES ATTENTIONAL CONTROL, WHICH REDUCES PTSD SYMPTOMS), THE COPING MODEL (I.E., YOGA INCREASES DISTRESS TOLERANCE, WHICH IMPROVES COPING, WHICH REDUCES PTSD SYMPTOMS), AND THE COMBINATION OF THESE MODELS. THIS ASPECT OF THE STUDY IS INNOVATIVE AND IMPORTANT GIVEN THE ABSENCE OF AN EXISTING, COMPREHENSIVE MODEL FOR UNDERSTANDING YOGA'S IMPACT ON PTSD. ULTIMATELY, WE HOPE TO DEVELOP GUIDELINES FOR APPLICATION OF YOGA TO PTSD RECOVERY. 2021 19 1370 45 IMPACT OF A STRUCTURED YOGA PROGRAM ON BLOOD PRESSURE REDUCTION AMONG HYPERTENSIVE PATIENTS: STUDY PROTOCOL FOR A PRAGMATIC RANDOMIZED MULTICENTER TRIAL IN PRIMARY HEALTH CARE SETTINGS IN NEPAL. BACKGROUND: HYPERTENSION CONTROL REMAINS A MAJOR GLOBAL CHALLENGE. THE BEHAVIORAL APPROACHES RECOMMENDED FOR BLOOD PRESSURE REDUCTION ARE STRESS REDUCTION, INCREASED EXERCISE AND HEALTHY DIETARY HABITS. SOME STUDY FINDINGS SUGGEST THAT YOGA HAS A BENEFICIAL EFFECT IN REDUCING BLOOD PRESSURE. HOWEVER, THE ROLE OF YOGA ON BLOOD PRESSURE HAS RECEIVED LITTLE ATTENTION IN EXISTING HEALTH CARE PRACTICES IN DEVELOPING COUNTRIES. THIS STUDY WILL BE CONDUCTED IN PRIMARY HEALTH CARE FACILITIES IN NEPAL TO ASSESS THE EFFECTIVENESS OF A PRAGMATIC YOGA INTERVENTION TO COMPLEMENT STANDARD PRACTICE IN FURTHER REDUCING BLOOD PRESSURE. METHODS: THIS WILL BE MULTICENTRIC, TWO ARMS, RANDOMIZED, NONBLINDED, PRAGMATIC TRIAL. IT WILL BE CONDUCTED IN SEVEN DISTRICT AYURVEDA HEALTH CENTERS (DAHCS) IN NEPAL BETWEEN JULY 2017 AND JUNE 2018. THE STUDY PARTICIPANTS WILL CONSIST OF HYPERTENSIVE PATIENTS WITH OR WITHOUT ANTIHYPERTENSIVE MEDICATION ATTENDING TO THE OUTPATIENT DEPARTMENT (OPD). ONE HUNDRED AND FORTY PARTICIPANTS WILL BE RANDOMIZED TO TREATMENT OR CONTROL GROUPS BY USING A STRATIFIED BLOCK RANDOMIZATION. AT THE STUDY SITE, THE TREATMENT ARM PARTICIPANTS WILL RECEIVE AN INTERVENTION CONSISTING OF FIVE DAYS OF STRUCTURED YOGA TRAINING AND PRACTICE OF THE SAME PACKAGE AT HOME WITH A RECOMMENDATION OF FIVE DAYS A WEEK FOR THE FOLLOWING 90 DAYS. BOTH THE INTERVENTION AND CONTROL GROUPS WILL RECEIVE TWO HOURS OF HEALTH EDUCATION ON LIFESTYLE MODIFICATIONS. THE PRIMARY OUTCOME OF THIS TRIAL WILL BE THE CHANGE IN SYSTOLIC BLOOD PRESSURE AND IT WILL BE ASSESSED AFTER 90 DAYS OF THE INTERVENTION. DISCUSSION: THIS STUDY WILL ESTABLISH THE EXTENT TO WHICH A YOGA INTERVENTION PACKAGE CAN HELP REDUCE BLOOD PRESSURE IN HYPERTENSIVE PATIENTS. IF PROVEN EFFECTIVE, STUDY FINDINGS MAY BE USED TO RECOMMEND THE GOVERNING BODIES AND OTHER STAKEHOLDERS FOR THE INTEGRATION OF YOGA IN THE NATIONAL HEALTHCARE SYSTEM FOR THE TREATMENT AND CONTROL OF HYPERTENSION. TRIAL REGISTRATION: CLINICAL TRIAL REGISTRY- INDIA (CTRI); CTRI REG. NO- CTRI/2017/02/007822 . REGISTERED ON 10/02/2017. 2018 20 2121 45 THE EFFECTIVENESS AND CHARACTERISTICS OF PREGNANCY YOGA INTERVENTIONS: A SYSTEMATIC REVIEW PROTOCOL. BACKGROUND: THE PURPOSE OF THIS REVIEW IS TO SYSTEMATICALLY EXAMINE THE REPORTED CLINICAL EFFECTIVENESS OF PREGNANCY YOGA. THE REVIEW WILL USE THE FITT (FREQUENCY, INTENSITY, TIME/DURATION AND TYPE) PRINCIPLE OF PHYSICAL ACTIVITY TO CHARACTERISE THE DIFFERENT TYPES OF YOGA INTERVENTIONS THAT HAVE BEEN EVALUATED IN THE INCLUDED STUDIES. STUDIES WILL BE CATEGORISED AS EFFECTIVENESS OR EFFICACY STUDIES AND THIS CONTINUUM OF EFFICACY VERSUS EFFECTIVENESS WILL BE INCORPORATED INTO THE FULL REVIEW. METHODS/DESIGN: THE FOLLOWING ELECTRONIC DATABASES WILL BE SEARCHED USING A DETAILED SEARCH STRATEGY: MEDLINE, PSYCINFO, EMBASE, CINAHL, WHOLIS, AMED, SCIELO, ASSIA AND WEB OF SCIENCE. RANDOMISED CONTROL TRIALS AND QUASI-EXPERIMENTAL STUDIES EXAMINING PREGNANCY YOGA AND REPORTING ON EFFECT WILL BE INCLUDED. TITLES, ABSTRACTS AND FULL ARTICLES WILL BE SCREENED BY TWO INVESTIGATORS INDEPENDENTLY TO IDENTIFY ELIGIBLE STUDIES. THE COCHRANE COLLABORATION'S RISK OF BIAS ASSESSMENT TOOL WILL BE USED TO ASSESS STUDY QUALITY. QUALITY OF THE EVIDENCE WILL BE EVALUATED USING THE GRADE CRITERIA. A STANDARDISED DATA EXTRACTION FORM WILL BE USED TO EXTRACT DATA. EFFECT SIZES WILL BE ESTIMATED USING MEAN DIFFERENCES FOR CONTINUOUS OUTCOMES, AND RELATIVE RISKS FOR DICHOTOMOUS OUTCOME. WHERE POSSIBLE, POOLING OF EFFECT ESTIMATES WILL BE DONE USING A RANDOM EFFECT MODEL. THE OUTCOMES OF INTEREST ARE QUALITY OF LIFE, STRESS, ANXIETY, DEPRESSION, MODE OF BIRTH, LABOUR DURATION AND PAIN MANAGEMENT IN LABOUR. DISCUSSION: THIS REVIEW WILL SYNTHESISE THE BEST AVAILABLE EVIDENCE ON THE EFFECTIVENESS OF YOGA DURING PREGNANCY AND PROVIDE VALUABLE HIGH-QUALITY INFORMATION FOR CLINICIANS AND HEALTH POLICYMAKERS. FINDINGS WILL BE DISSEMINATED THROUGH PUBLICATION IN A PEER-REVIEWED JOURNAL AND PRESENTATION AT RELEVANT CONFERENCE PROCEEDINGS. THE REVIEW WILL MAKE RECOMMENDATIONS FOR THE APPROPRIATE VOLUME, INTENSITY AND TYPE OF PREGNANCY YOGA FOR MAXIMUM EFFECT AND MAY HAVE IMPLICATIONS FOR POLICY AND PRACTICE RELATING TO PREGNANCY YOGA AS AN INTERVENTION. REGISTRATION: PROSPERO, CRD42019119916. REGISTERED ON 11TH JANUARY 2019. 2019