1 253 177 A YOGA STRENGTHENING PROGRAM DESIGNED TO MINIMIZE THE KNEE ADDUCTION MOMENT FOR WOMEN WITH KNEE OSTEOARTHRITIS: A PROOF-OF-PRINCIPLE COHORT STUDY. UNLABELLED: PEOPLE WITH KNEE OSTEOARTHRITIS MAY BENEFIT FROM EXERCISE PRESCRIPTIONS THAT MINIMIZE KNEE LOADS IN THE FRONTAL PLANE. THE PRIMARY OBJECTIVE OF THIS STUDY WAS TO DETERMINE WHETHER A NOVEL 12-WEEK STRENGTHENING PROGRAM DESIGNED TO MINIMIZE EXPOSURE TO THE KNEE ADDUCTION MOMENT (KAM) COULD IMPROVE SYMPTOMS AND KNEE STRENGTH IN WOMEN WITH SYMPTOMATIC KNEE OSTEOARTHRITIS. A SECONDARY OBJECTIVE WAS TO DETERMINE WHETHER THE PROGRAM COULD IMPROVE MOBILITY AND FITNESS, AND DECREASE PEAK KAM DURING GAIT. THE TERTIARY OBJECTIVE WAS TO EVALUATE THE BIOMECHANICAL CHARACTERISTICS OF THIS YOGA PROGRAM. IN PARTICULAR, WE COMPARED THE PEAK KAM DURING GAIT WITH THAT DURING YOGA POSTURES AT BASELINE. WE ALSO COMPARED LOWER LIMB NORMALIZED MEAN ELECTROMYOGRAPHY (EMG) AMPLITUDES DURING YOGA POSTURES BETWEEN BASELINE AND FOLLOW-UP. PRIMARY MEASURES INCLUDED SELF-REPORTED PAIN AND PHYSICAL FUNCTION (KNEE INJURY AND OSTEOARTHRITIS OUTCOME SCORE) AND KNEE STRENGTH (EXTENSOR AND FLEXOR TORQUES). SECONDARY MEASURES INCLUDED MOBILITY (SIX-MINUTE WALK, 30-SECOND CHAIR STAND, STAIR CLIMBING), FITNESS (SUBMAXIMAL CYCLE ERGOMETER TEST), AND CLINICAL GAIT ANALYSIS USING MOTION CAPTURE SYNCHRONIZED WITH ELECTROMYOGRAPHY AND FORCE MEASUREMENT. ALSO, KAM AND NORMALIZED MEAN EMG AMPLITUDES WERE COLLECTED DURING YOGA POSTURES. FORTY-FIVE WOMEN OVER AGE 50 WITH SYMPTOMATIC KNEE OSTEOARTHRITIS, CONSISTENT WITH THE AMERICAN COLLEGE OF RHEUMATOLOGY CRITERIA, ENROLLED IN OUR 12-WEEK (3 SESSIONS PER WEEK) PROGRAM. DATA FROM 38 WERE ANALYZED (SIX DROP-OUTS; ONE LOST TO CO-INTERVENTION). PARTICIPANTS EXPERIENCED REDUCED PAIN (MEAN IMPROVEMENT 10.1-20.1 NORMALIZED TO 100; P<0.001), INCREASED KNEE EXTENSOR STRENGTH (MEAN IMPROVEMENT 0.01 NM/KG; P = 0.004), AND INCREASED FLEXOR STRENGTH (MEAN IMPROVEMENT 0.01 NM/KG; P = 0.001) AT FOLLOW-UP COMPARED TO BASELINE. PARTICIPANTS IMPROVED MOBILITY ON THE SIX-MINUTE WALK (MEAN IMPROVEMENT 37.7 M; P<0.001) AND 30-SECOND CHAIR STAND (MEAN IMPROVEMENT 1.3; P = 0.006) AT FOLLOW-UP COMPARED TO BASELINE. FITNESS AND PEAK KAM DURING GAIT WERE UNCHANGED BETWEEN BASELINE AND FOLLOW-UP. AVERAGE KAM DURING THE YOGA POSTURES WERE LOWER THAN THAT OF NORMAL GAIT. NORMALIZED MEAN EMG AMPLITUDES DURING YOGA POSTURES WERE UP TO 31.0% OF MAXIMUM BUT DID NOT CHANGE BETWEEN BASELINE AND FOLLOW-UP. IN THIS COHORT STUDY, THE YOGA-BASED STRENGTHENING POSTURES THAT ELICIT LOW KAMS IMPROVED KNEE SYMPTOMS AND STRENGTH IN WOMEN WITH KNEE OA FOLLOWING A 12 WEEK PROGRAM (3 SESSIONS PER WEEK). THE PROGRAM ALSO IMPROVED MOBILITY, BUT DID NOT IMPROVE FITNESS OR REDUCE PEAK KAM DURING GAIT. THE KAM DURING THE YOGA POSTURES WERE LOWER THAN THAT OF NORMAL GAIT. OVERALL, THE PROPOSED PROGRAM MAY BE USEFUL IN IMPROVING PAIN, STRENGTH, AND MOBILITY IN WOMEN WITH KNEE OSTEOARTHRITIS. CLINICAL EFFICACY NEEDS TO BE ASSESSED USING A RANDOMIZED CONTROLLED TRIAL DESIGN. TRIAL REGISTRATION: CLINICALTRIALS.GOV NCT02146105. 2015
2 2131 42 THE EFFECTS OF A 6-MONTH MODERATE-INTENSITY HATHA YOGA-BASED TRAINING PROGRAM ON HEALTH-RELATED FITNESS IN MIDDLE-AGED SEDENTARY WOMEN: A RANDOMIZED CONTROLLED STUDY. BACKGROUND: THERE IS PAUCITY OF DATA EXAMINING THE EFFECTIVENESS OF LONG-TERM HATHA YOGA-BASED (HY) PROGRAMS FOCUSED ON THE HEALTH-RELATED FITNESS (H-RF) OF ASYMPTOMATIC, SEDENTARY WOMEN. THE PURPOSE OF THIS STUDY WAS TO EXAMINE THE EFFECTS OF A 6-MONTH HY-BASED TRAINING PROGRAM ON H-RF COMPONENTS IN SEDENTARY MIDDLE-AGED WOMEN. METHODS: EIGHTY SEDENTARY WOMEN WERE RANDOMLY ASSIGNED INTO EITHER THE HY GROUP (HYG) (N.=42) OR THE CONTROL GROUP (CG) (N.=38). THE 6-MONTH HYG PROGRAM INVOLVED A PROGRESSIVE SERIES OF VINYASA FLOW POSES PERFORMED 3 TIMES/WEEK FOR 60 MINUTES (40 MINUTES WITHIN THE EXERCISE ZONE OF 60-75% HRMAX). THE CG PARTICIPANTS DID NOT UNDERGO ANY PHYSICAL TRAINING OR EDUCATION. HEALTH-RELATED FITNESS PARAMETERS INCLUDED MEASURES OF PRE- AND POST-TRAINING: BODY COMPOSITION, MUSCULAR STRENGTH AND MAXIMAL VOLUNTARY ISOMETRIC TORQUES OF ELBOW FLEXORS AND KNEE EXTENSORS, CARDIO-RESPIRATORY FITNESS, LOWER BACK AND HAMSTRING FLEXIBILITY AND A STATIC-DYNAMIC BALANCE. RESULTS: TWO-WAY MIXED DESIGN ANOVA REVEALED SIGNIFICANT MAIN EFFECTS FOR ALL THE INDICATORS OF H-RF. TUKEY POST-HOC TESTS CONFIRMED THAT THE HYG DEMONSTRATED SIGNIFICANT IMPROVEMENTS IN EVERY VARIABLE TESTED. EXAMPLES OF THE BENEFITS ACHIEVED INCLUDE (ALL P<.001): AN AVERAGE LOSS OF 1.03 KG AND A 4.82% DECREASE IN BODY FAT, 14.6% AND 13.1% GAINS IN ISOMETRIC STRENGTH OF THE KNEE EXTENSORS AND ELBOW FLEXORS RESPECTIVELY, AN INCREASE IN RELATIVE VO2MAX OF 6.1% (33.12+/-5.30 TO 35.14+/-4.82 ML/KG/MIN), A 4-CM OR 10.4% INCREASE IN THEIR MSAR, AND AN AVERAGE IMPROVED BALANCE INDEX OF 5.6 MM/S. REVERSELY, THE CG SHOWED NON-SIGNIFICANT CHANGES IN H-RF VARIABLES (ALL P>0.05; PERCENT RANGE FROM -1.4% TO 1.1%). CONCLUSIONS: BY PARTICIPATING IN A MODERATE-INTENSITY 6-MONTH HY-BASED TRAINING PROGRAM, MIDDLE-AGED WOMEN CAN SIGNIFICANTLY IMPROVE THEIR HR-F STATUS. THE APPLICATION OF PROGRESSIVE TARGET HEART RATE GOALS FACILITATED GREATER THAN EXPECTED IMPROVEMENTS IN CARDIO-RESPIRATORY FITNESS AND IMPROVEMENTS IN BODY COMPOSITION. 2020
3 1113 68 EFFICACY OF A BIOMECHANICALLY-BASED YOGA EXERCISE PROGRAM IN KNEE OSTEOARTHRITIS: A RANDOMIZED CONTROLLED TRIAL. OBJECTIVE: CERTAIN EXERCISES COULD OVERLOAD THE OSTEOARTHRITIC KNEE. WE DEVELOPED AN EXERCISE PROGRAM FROM YOGA POSTURES WITH A MINIMAL KNEE ADDUCTION MOMENT FOR KNEE OSTEOARTHRITIS. THE PURPOSE WAS TO COMPARE THE EFFECTIVENESS OF THIS BIOMECHANICALLY-BASED YOGA EXERCISE (YE), WITH TRADITIONAL EXERCISE (TE), AND A NO-EXERCISE ATTENTION-EQUIVALENT CONTROL (NE) FOR IMPROVING PAIN, SELF-REPORTED PHYSICAL FUNCTION AND MOBILITY PERFORMANCE IN WOMEN WITH KNEE OSTEOARTHRITIS. DESIGN: SINGLE-BLIND, THREE-ARM RANDOMIZED CONTROLLED TRIAL. SETTING: COMMUNITY IN SOUTHWESTERN ONTARIO, CANADA. PARTICIPANTS: A CONVENIENCE SAMPLE OF 31 WOMEN WITH SYMPTOMATIC KNEE OSTEOARTHRITIS WAS RECRUITED THROUGH RHEUMATOLOGY, ORTHOPAEDIC AND PHYSIOTHERAPY CLINICS, NEWSPAPERS AND WORD-OF-MOUTH. INTERVENTIONS: PARTICIPANTS WERE STRATIFIED BY DISEASE SEVERITY AND RANDOMLY ALLOCATED TO ONE OF THREE 12-WEEK, SUPERVISED INTERVENTIONS. YE INCLUDED BIOMECHANICALLY-BASED YOGA EXERCISES; TE INCLUDED TRADITIONAL LEG STRENGTHENING ON MACHINES; AND NE INCLUDED MEDITATION WITH NO EXERCISE. PARTICIPANTS WERE ASKED TO ATTEND THREE 1-HOUR GROUP CLASSES/SESSIONS EACH WEEK. MEASUREMENTS: PRIMARY OUTCOMES WERE PAIN, SELF-REPORTED PHYSICAL FUNCTION AND MOBILITY PERFORMANCE. SECONDARY OUTCOMES WERE KNEE STRENGTH, DEPRESSION, AND HEALTH-RELATED QUALITY OF LIFE. ALL WERE ASSESSED BY A BLINDED ASSESSOR AT BASELINE AND IMMEDIATELY FOLLOWING THE INTERVENTION. RESULTS: THE YE GROUP DEMONSTRATED GREATER IMPROVEMENTS IN KOOS PAIN (MEAN DIFFERENCE OF 22.9 [95% CI, 6.9 TO 38.8; P = 0.003]), INTERMITTENT PAIN (MEAN DIFFERENCE OF -19.6 [95% CI, -34.8 TO -4.4; P = 0.009]) AND SELF-REPORTED PHYSICAL FUNCTION (MEAN DIFFERENCE OF 17.2 [95% CI, 5.2 TO 29.2; P = 0.003]) COMPARED TO NE. IMPROVEMENTS IN THESE OUTCOMES WERE SIMILAR BETWEEN YE AND TE. HOWEVER, TE DEMONSTRATED A GREATER IMPROVEMENT IN KNEE FLEXOR STRENGTH COMPARED TO YE (MEAN DIFFERENCE OF 0.1 [95% CI, 0.1 TO 0.2]. IMPROVEMENTS FROM BASELINE TO FOLLOW-UP WERE PRESENT IN QUALITY OF LIFE SCORE FOR YE AND KNEE FLEXOR STRENGTH FOR TE, WHILE BOTH ALSO DEMONSTRATED IMPROVEMENTS IN MOBILITY. NO IMPROVEMENT IN ANY OUTCOME WAS PRESENT IN NE. CONCLUSIONS: THE BIOMECHANICALLY-BASED YOGA EXERCISE PROGRAM PRODUCED CLINICALLY MEANINGFUL IMPROVEMENTS IN PAIN, SELF-REPORTED PHYSICAL FUNCTION AND MOBILITY IN WOMEN WITH CLINICAL KNEE OA COMPARED TO NO EXERCISE. WHILE NOT STATISTICALLY SIGNIFICANT, IMPROVEMENTS IN THESE OUTCOMES WERE LARGER THAN THOSE ELICITED FROM THE TRADITIONAL EXERCISE-BASED PROGRAM. THOUGH THIS MAY SUGGEST THAT THE YOGA PROGRAM MAY BE MORE EFFICACIOUS FOR KNEE OA, FUTURE RESEARCH STUDYING A LARGER SAMPLE IS REQUIRED. TRIAL REGISTRATION: CLINICALTRIALS.GOV (NCT02370667). 2018
4 675 39 EFFECT OF A SIX-MONTH YOGA EXERCISE INTERVENTION ON FITNESS OUTCOMES FOR BREAST CANCER SURVIVORS. YOGA-BASED EXERCISE HAS PROVEN TO BE BENEFICIAL FOR PRACTITIONERS, INCLUDING CANCER SURVIVORS. THIS STUDY REPORTS ON THE IMPROVEMENTS IN PHYSICAL FITNESS FOR 20 BREAST CANCER SURVIVORS WHO PARTICIPATED IN A SIX-MONTH YOGA-BASED EXERCISE PROGRAM (YE). RESULTS ARE COMPARED TO A COMPREHENSIVE EXERCISE (CE) PROGRAM GROUP AND A COMPARISON (C) EXERCISE GROUP WHO CHOSE THEIR OWN EXERCISES. "PRE" AND "POST" FITNESS ASSESSMENTS INCLUDED MEASURES OF ANTHROPOMETRICS, CARDIORESPIRATORY CAPACITY, STRENGTH AND FLEXIBILITY. DESCRIPTIVE STATISTICS, EFFECT SIZE (D), DEPENDENT SAMPLE 'T' TESTS FOR ALL OUTCOME MEASURES WERE CALCULATED FOR THE YE GROUP. SIGNIFICANT IMPROVEMENTS INCLUDED: DECREASED % BODY FAT (-3.00%, D = -0.44, P < 0.001); INCREASED SIT TO STAND LEG STRENGTH REPETITIONS (2.05, D = 0.48, P = 0.003); FORWARD REACH (3.59 CM, D = 0.61, P = 0.01); AND RIGHT ARM SAGITTAL RANGE OF MOTION (6.50 DEGREES , D = 0.92, P = 0.05). TO COMPARE YE OUTCOMES WITH THE OTHER TWO GROUPS, A ONE-WAY ANALYSIS OF VARIANCE (ANOVA) WAS USED. YE PARTICIPANTS SIGNIFICANTLY OUTPERFORMED C PARTICIPANTS ON "FORWARD REACH" (3.59 CM GAINED VERSUS -2.44 CM LOST), (P = 0.009) AND OUTPERFORMED CE PARTICIPANTS (3.59 CM GAINED VERSUS 1.35 CM GAINED), BUT NOT STATISTICALLY SIGNIFICANT. OUR RESULTS SUPPORT YOGA-BASED EXERCISE MODIFIED FOR BREAST CANCER SURVIVORS AS SAFE AND EFFECTIVE. 2015
5 945 37 EFFECTS OF A 12-WEEK YOGA VERSUS A 12-WEEK EDUCATIONAL FILM INTERVENTION ON SYMPTOMS OF RESTLESS LEGS SYNDROME AND RELATED OUTCOMES: AN EXPLORATORY RANDOMIZED CONTROLLED TRIAL. STUDY OBJECTIVES: TO ASSESS THE EFFECTS OF A YOGA VERSUS EDUCATIONAL FILM (EF) PROGRAM ON RESTLESS LEGS SYNDROME (RLS) SYMPTOMS AND RELATED OUTCOMES IN ADULTS WITH RLS. METHODS: FORTY-ONE COMMUNITY-DWELLING, AMBULATORY NONPREGNANT ADULTS WITH MODERATE TO SEVERE RLS WERE RANDOMIZED TO A 12-WEEK YOGA (N = 19) OR EF PROGRAM (N = 22). IN ADDITION TO ATTENDING CLASSES, ALL PARTICIPANTS COMPLETED PRACTICE/TREATMENT LOGS. YOGA GROUP PARTICIPANTS WERE ASKED TO PRACTICE AT HOME 30 MINUTES PER DAY ON NONCLASS DAYS; EF PARTICIPANTS WERE INSTRUCTED TO RECORD ANY RLS TREATMENTS USED ON THEIR DAILY LOGS. CORE OUTCOMES ASSESSED PRETREATMENT AND POSTTREATMENT WERE RLS SYMPTOMS AND SYMPTOM SEVERITY (INTERNATIONAL RLS STUDY GROUP SCALE (IRLS) AND RLS ORDINAL SCALE), SLEEP QUALITY, MOOD, PERCEIVED STRESS, AND QUALITY OF LIFE (QOL). RESULTS: THIRTY ADULTS (13 YOGA, 17 EF), AGED 24 TO 73 (MEAN = 50.4 +/- 2.4 YEARS), COMPLETED THE 12-WEEK STUDY (78% FEMALE, 80.5% WHITE). POST-INTERVENTION, BOTH GROUPS SHOWED SIGNIFICANT IMPROVEMENT IN RLS SYMPTOMS AND SEVERITY, PERCEIVED STRESS, MOOD, AND QOL-MENTAL HEALTH (P = .04). RELATIVE TO THE EF GROUP, YOGA PARTICIPANTS DEMONSTRATED SIGNIFICANTLY GREATER REDUCTIONS IN RLS SYMPTOMS AND SYMPTOM SEVERITY (P = .01), AND GREATER IMPROVEMENTS IN PERCEIVED STRESS AND MOOD (P = .04), AS WELL AS SLEEP QUALITY (P = .09); RLS SYMPTOMS DECREASED TO MINIMAL/MILD IN 77% OF YOGA GROUP PARTICIPANTS, WITH NONE SCORING IN THE SEVERE RANGE BY WEEK 12, VERSUS 24% AND 12%, RESPECTIVELY, IN EF PARTICIPANTS. IN THE YOGA GROUP, IRLS AND RLS SEVERITY SCORES DECLINED WITH INCREASING MINUTES OF HOMEWORK PRACTICE (R = .7, P = .009 AND R = .6, P = .03, RESPECTIVELY), SUGGESTING A POSSIBLE DOSE-RESPONSE RELATIONSHIP. CONCLUSIONS: FINDINGS OF THIS EXPLORATORY RCT SUGGEST THAT YOGA MAY BE EFFECTIVE IN REDUCING RLS SYMPTOMS AND SYMPTOM SEVERITY, DECREASING PERCEIVED STRESS, AND IMPROVING MOOD AND SLEEP IN ADULTS WITH RLS. CLINICAL TRIAL REGISTRATION: REGISTRY: CLINICALTRIALS.GOV; TITLE: YOGA VS. EDUCATION FOR RESTLESS LEGS: A FEASIBILITY STUDY; IDENTIFIER: NCT03570515; URL: HTTPS://CLINICALTRIALS.GOV/CT2/SHOW/NCT03570515. 2020
6 1147 39 ENERGY EXPENDITURE DURING A VINYASA YOGA SESSION. BACKGROUND: VINYASA YOGA HAS BEEN RECENTLY PROMOTED AS ONE OF THE MOST POPULAR MINDFUL EXERCISES TO IMPROVE OVERALL HEALTH, INCLUDING BODY WEIGHT MANAGEMENT. THE PURPOSE OF THIS STUDY WAS TO DETERMINE THE METABOLIC RESPONSE OF 24 MODERATELY TRAINED INDIVIDUALS DURING A 90-MIN GROUP VINYASA YOGA ROUTINE. METHODS: HEART RATE (HR) TIME COURSE OF 12 MALES AND 12 FEMALES (AGE: 39+/-7.33 YEARS) WAS RECORDED DURING TWO GROUP VINYASA YOGA SESSIONS CONSISTED OF FOUR SECTIONS (WARM-UP, HIGH-INTENSITY SURYA NAMASKAR (HSN), NO SURYA NAMASKAR POSTURES, AND COOL-DOWN). MAXIMAL OXYGEN UPTAKE (VO2PEAK) AND MAXIMUM HR HAD BEEN ESTIMATED EARLIER AFTER A MAXIMAL TREADMILL TEST. VO2 DURING VINYASA YOGA SESSIONS WAS ESTIMATED FROM INDIVIDUAL REGRESSION EQUATIONS USING THE RELATIONSHIP OF VO2 AND HR VALUES DERIVED FROM VO2PEAK TEST, WHILE THE METABOLIC RATE (KCAL/MIN) WAS CALCULATED FROM THE RELATIONSHIP OF HR AND KCAL/MIN. TOTAL SESSION ENERGY CONSUMPTION WAS THE AVERAGE VALUE OF THE TWO YOGA SESSIONS. RESULTS: THE 2 (GENDER) X 4 (SECTIONS) MIXED ANOVA REVEALED NO SIGNIFICANT INTERACTION BETWEEN THE TWO FACTORS (P=0.101) FOR THE MEAN METABOLIC RATE (7.1+/-2.6 KCAL/MIN). MEAN METABOLIC RATE THOUGHT WAS HIGHER (P=0.015) IN MALES COMPARED TO FEMALES AT EACH SECTION. ALSO, SIGNIFICANT DIFFERENCES WERE FOUND AMONG THE FOUR VINYASA YOGA SECTIONS (P<0.001) IN THE RATE OF ENERGY EXPENDITURE, WITH HSN PRESENTING THE HIGHEST MEAN VALUES (P<0.05). CONCLUSIONS: IT SEEMS THAT SYSTEMATIC PARTICIPATION IN VINYASA YOGA MAY EFFECTIVELY IMPROVE CARDIORESPIRATORY FITNESS AND PROMOTE BODY WEIGHT LOSS, AS AN ALTERNATIVE METHOD TO TRADITIONAL AEROBIC EXERCISE. 2020
7 34 45 A 12-WEEK IYENGAR YOGA PROGRAM IMPROVED BALANCE AND MOBILITY IN OLDER COMMUNITY-DWELLING PEOPLE: A PILOT RANDOMIZED CONTROLLED TRIAL. BACKGROUND: EXERCISE THAT CHALLENGES BALANCE CAN IMPROVE MOBILITY AND PREVENT FALLS IN OLDER ADULTS. YOGA AS A PHYSICAL ACTIVITY OPTION FOR OLDER ADULTS IS NOT WELL STUDIED. THIS TRIAL EVALUATED THE FEASIBILITY AND EFFECT OF A 12-WEEK IYENGAR YOGA PROGRAM ON BALANCE AND MOBILITY IN OLDER PEOPLE. METHODS: WE CONDUCTED A BLINDED, PILOT RANDOMIZED CONTROLLED TRIAL WITH INTENTION-TO-TREAT ANALYSIS. PARTICIPANTS WERE 54 COMMUNITY DWELLERS (MEAN AGE 68 YEARS, SD 7.1) NOT CURRENTLY PARTICIPATING IN YOGA OR TAI CHI. THE INTERVENTION GROUP (N = 27) PARTICIPATED IN A 12-WEEK, TWICE-WEEKLY YOGA PROGRAM FOCUSED ON STANDING POSTURES AND RECEIVED A FALL PREVENTION EDUCATION BOOKLET. THE CONTROL GROUP (N = 27) RECEIVED THE EDUCATION BOOKLET ONLY. PRIMARY OUTCOME WAS STANDING BALANCE COMPONENT OF THE SHORT PHYSICAL PERFORMANCE BATTERY WITH ADDITION OF ONE-LEGGED STANCE TIME (STANDING BALANCE). SECONDARY OUTCOMES WERE THE TIMED SIT-TO-STAND TEST, TIMED 4-M WALK, ONE-LEGGED STAND WITH EYES CLOSED, AND SHORT FALLS EFFICACY SCALE-INTERNATIONAL. FEASIBILITY WAS MEASURED BY RECORDING CLASS ATTENDANCE AND ADVERSE EVENTS. RESULTS: FIFTY-TWO PARTICIPANTS COMPLETED FOLLOW-UP ASSESSMENTS. THE INTERVENTION GROUP SIGNIFICANTLY IMPROVED COMPARED WITH CONTROL GROUP ON STANDING BALANCE (MEAN DIFFERENCE = 1.52 SECONDS, 95% CI 0.10-2.96, P = .04), SIT-TO-STAND TEST (MEAN DIFFERENCE = -3.43 SECONDS, 95% CI -5.23 TO -1.64, P < .001), 4-M WALK (MEAN DIFFERENCE = -0.50 SECONDS, 95% CI -0.72 TO -0.28, P < .001), AND ONE-LEGGED STAND WITH EYES CLOSED (MEAN DIFFERENCE = 1.93 SECONDS, 95% CI 0.40-3.46, P = .02). AVERAGE CLASS ATTENDANCE WAS 20 OF 24 CLASSES (83%). NO SERIOUS ADVERSE EVENTS OCCURRED. CONCLUSIONS: THIS TRIAL DEMONSTRATES THE BALANCE AND MOBILITY-RELATED BENEFITS AND FEASIBILITY OF IYENGAR YOGA FOR OLDER PEOPLE. THE FALL PREVENTION EFFECT OF IYENGAR YOGA WARRANTS FURTHER INVESTIGATION. 2013
8 1573 45 MANAGING KNEE OSTEOARTHRITIS WITH YOGA OR AEROBIC/STRENGTHENING EXERCISE PROGRAMS IN OLDER ADULTS: A PILOT RANDOMIZED CONTROLLED TRIAL. ALTHOUGH EXERCISE IS OFTEN RECOMMENDED FOR MANAGING OSTEOARTHRITIS (OA), LIMITED EVIDENCE-BASED EXERCISE OPTIONS ARE AVAILABLE FOR OLDER ADULTS WITH OA. THIS STUDY COMPARED THE EFFECTS OF HATHA YOGA (HY) AND AEROBIC/STRENGTHENING EXERCISES (ASE) ON KNEE OA. RANDOMIZED CONTROLLED TRIAL WITH THREE ARMS DESIGN WAS USED: HY, ASE, AND EDUCATION CONTROL. BOTH HY AND ASE GROUPS INVOLVED 8 WEEKLY 45-MIN GROUP CLASSES WITH 2-4 DAYS/WEEK HOME PRACTICE SESSIONS. CONTROL GROUP RECEIVED OA EDUCATION BROCHURES AND WEEKLY PHONE CALLS FROM STUDY STAFF. STANDARDIZED INSTRUMENTS WERE USED TO MEASURE OA SYMPTOMS, PHYSICAL FUNCTION, MOOD, SPIRITUAL HEALTH, FEAR OF FALLING, AND QUALITY OF LIFE AT BASELINE, 4 AND 8 WEEKS. HY/ASE ADHERENCES WERE ASSESSED WEEKLY USING CLASS ATTENDANCE RECORDS AND HOME PRACTICE VIDEO RECORDINGS. PRIMARY ANALYSIS OF THE DIFFERENCE IN THE CHANGE FROM BASELINE WAS BASED ON INTENT-TO-TREAT AND ADJUSTED FOR BASELINE VALUES. EIGHT-THREE ADULTS WITH SYMPTOMATIC KNEE OA COMPLETED THE STUDY (84% FEMALE; MEAN AGE 71.6 +/- 8.0 YEARS; MEAN BMI 29.0 +/- 7.0 KG/M(2)). RETENTION RATE WAS 82%. COMPARED TO THE ASE GROUP AT 8 WEEKS, PARTICIPANTS IN THE HY GROUP HAD A SIGNIFICANT IMPROVEMENT FROM BASELINE IN PERCEPTION OF OA SYMPTOMS (-9.6 [95% CI -15.3, -4]; P = .001), ANXIETY (-1.4 [95% CI -2.7, -0]; P = .04), AND FEAR OF FALLING (-4.6 [-7.5, -1.7]; P = .002). THERE WERE NO DIFFERENCES IN CLASS/HOME PRACTICE ADHERENCE BETWEEN HY AND ASE. THREE NON-SERIOUS ADVERSE EVENTS WERE REPORTED FROM THE ASE GROUP. BOTH HY AND ASE IMPROVED SYMPTOMS AND FUNCTION BUT HY MAY HAVE SUPERIOR BENEFITS FOR OLDER ADULTS WITH KNEE OA. TRIAL REGISTRATION THE FULL TRIAL PROTOCOL IS AVAILABLE AT CLINICALTRIALS.GOV (NCT02525341). 2017
9 2316 54 TRAUMA-SENSITIVE YOGA FOR POST-TRAUMATIC STRESS DISORDER IN WOMEN VETERANS WHO EXPERIENCED MILITARY SEXUAL TRAUMA: INTERIM RESULTS FROM A RANDOMIZED CONTROLLED TRIAL. OBJECTIVE: TO CONDUCT AN INTERIM ANALYSIS OF DATA COLLECTED FROM AN ONGOING MULTISITE RANDOMIZED CLINICAL TRIAL (RCT) ASSESSING THE EFFECTIVENESS OF TRAUMA CENTER TRAUMA-SENSITIVE YOGA (TCTSY) FOR POST-TRAUMATIC STRESS DISORDER (PTSD) AMONG WOMEN VETERANS WITH PTSD RELATED TO MILITARY SEXUAL TRAUMA (MST). THE PURPOSE OF THE INTERIM ANALYSIS WAS TO ASSESS OUTCOMES FROM THE PRIMARY SITE, WHICH IS GEOGRAPHICALLY, DEMOGRAPHICALLY, CULTURALLY, AND PROCEDURALLY DISTINCT FROM THE SECOND SITE. DESIGN: RCT WAS CONDUCTED WITHIN A VETERANS ADMINISTRATION HEALTH CARE SYSTEM. DATA COLLECTION INCLUDED PREINTERVENTION THROUGH 3 MONTHS POSTINTERVENTION. PARTICIPANTS: ENROLLMENT FOR THE MAIN SITE WAS 152 WOMEN. THE SAMPLE SIZE FOR THE INTENT-TO-TREAT ANALYSIS WAS 104. THE MAJORITY WERE AFRICAN AMERICAN (91.3%) WITH A MEAN AGE OF 48.46 YEARS. INTERVENTION: THE TCTSY INTERVENTION (N = 58) WAS CONDUCTED BY TCTSY-CERTIFIED YOGA FACILITATORS AND CONSISTED OF 10 WEEKLY 60-MIN GROUP SESSIONS. THE CONTROL INTERVENTION, COGNITIVE PROCESSING THERAPY (CPT; N = 46), CONSISTED OF 12 90-MIN WEEKLY GROUP SESSIONS CONDUCTED PER VETERANS ADMINISTRATION PROTOCOL BY CLINICIANS IN THE PTSD CLINIC. OUTCOME MEASURES: THE CLINICIAN ADMINISTERED PTSD SCALE FOR DSM-5 (CAPS-5) WAS USED TO ASSESS CURRENT PTSD DIAGNOSIS AND SYMPTOM SEVERITY, INCLUDING OVERALL PTSD AND FOUR SYMPTOM CLUSTERS. THE PTSD CHECKLIST FOR DSM-5 (PCL-5) WAS USED TO OBTAIN SELF-REPORT OF PTSD SYMPTOM SEVERITY, INCLUDING TOTAL SCORE AND FOUR SYMPTOM CLUSTERS. RESULTS: THE FINDINGS REPORTED HERE ARE INTERIM RESULTS FROM ONE CLINICAL SITE. FOR BOTH THE CAPS-5 AND PCL-5, TOTAL SCORES AND ALL FOUR CRITERION SCORES DECREASED SIGNIFICANTLY (P < 0.01) OVER TIME IN ALL FIVE MULTILEVEL LINEAR MODELS WITHIN BOTH TCTSY AND CPT GROUPS, WITHOUT SIGNIFICANT DIFFERENCES BETWEEN GROUPS. THERE WERE CLINICALLY MEANINGFUL IMPROVEMENTS SEEN FOR BOTH TCTSY AND CPT WITH 51.1%-64.3% OF TCTSY SUBJECTS AND 43.5%-73.7% OF CPT DECREASING THEIR CAPS-5 SCORES BY 10 POINTS OR MORE. EFFECT SIZES FOR TOTAL SYMPTOM SEVERITY WERE LARGE FOR TCTSY (COHEN'S D = 1.10-1.18) AND CPT (COHEN'S D = 0.90-1.40). INTERVENTION COMPLETION WAS HIGHER IN TCTSY (60.3%) THAN IN CPT (34.8%). SYMPTOM IMPROVEMENT OCCURRED EARLIER FOR TCTSY (MIDINTERVENTION) THAN FOR CPT (2 WEEKS POSTINTERVENTION). SAFETY: THERE WERE NO UNANTICIPATED ADVERSE EVENTS IN THIS STUDY. CONCLUSION: THE RESULTS OF THIS STUDY DEMONSTRATE THAT TCTSY MAY BE AN EFFECTIVE TREATMENT FOR PTSD THAT YIELDS SYMPTOM IMPROVEMENT MORE QUICKLY, HAS HIGHER RETENTION THAN CPT, AND HAS A SUSTAINED EFFECT. TCTSY MAY BE AN EFFECTIVE ALTERNATIVE TO TRAUMA-FOCUSED THERAPY FOR WOMEN VETERANS WITH PTSD RELATED TO MST. THE STUDY IS REGISTERED IN CLINICALTRIALS.GOV (CTR NO.: NCT02640690). 2021
10 992 30 EFFECTS OF HATHA YOGA PRACTICE ON THE HEALTH-RELATED ASPECTS OF PHYSICAL FITNESS. TEN HEALTHY, UNTRAINED VOLUNTEERS (NINE FEMALES AND ONE MALE), RANGING IN AGE FROM 18-27 YEARS, WERE STUDIED TO DETERMINE THE EFFECTS OF HATHA YOGA PRACTICE ON THE HEALTH-RELATED ASPECTS OF PHYSICAL FITNESS, INCLUDING MUSCULAR STRENGTH AND ENDURANCE, FLEXIBILITY, CARDIORESPIRATORY FITNESS, BODY COMPOSITION, AND PULMONARY FUNCTION. SUBJECTS WERE REQUIRED TO ATTEND A MINIMUM OF TWO YOGA CLASSES PER WEEK FOR A TOTAL OF 8 WEEKS. EACH YOGA SESSION CONSISTED OF 10 MINUTES OF PRANAYAMAS (BREATH-CONTROL EXERCISES), 15 MINUTES OF DYNAMIC WARM-UP EXERCISES, 50 MINUTES OF ASANAS (YOGA POSTURES), AND 10 MINUTES OF SUPINE RELAXATION IN SAVASANA (CORPSE POSE). THE SUBJECTS WERE EVALUATED BEFORE AND AFTER THE 8-WEEK TRAINING PROGRAM. ISOKINETIC MUSCULAR STRENGTH FOR ELBOW EXTENSION, ELBOW FLEXION, AND KNEE EXTENSION INCREASED BY 31%, 19%, AND 28% (P<0.05), RESPECTIVELY, WHEREAS ISOMETRIC MUSCULAR ENDURANCE FOR KNEE FLEXION INCREASED 57% (P<0.01). ANKLE FLEXIBILITY, SHOULDER ELEVATION, TRUNK EXTENSION, AND TRUNK FLEXION INCREASED BY 13% (P<0.01), 155% (P<0.001), 188% (P<0.001), AND 14% (P<0.05), RESPECTIVELY. ABSOLUTE AND RELATIVE MAXIMAL OXYGEN UPTAKE INCREASED BY 7% AND 6%, RESPECTIVELY (P<0.01). THESE FINDINGS INDICATE THAT REGULAR HATHA YOGA PRACTICE CAN ELICIT IMPROVEMENTS IN THE HEALTH-RELATED ASPECTS OF PHYSICAL FITNESS. (C)2001 CHF, INC. 2001
11 74 37 A GROUP-BASED YOGA THERAPY INTERVENTION FOR URINARY INCONTINENCE IN WOMEN: A PILOT RANDOMIZED TRIAL. OBJECTIVE: THE AIM OF THIS STUDY IS TO EXAMINE THE FEASIBILITY, EFFICACY, AND SAFETY OF A GROUP-BASED YOGA THERAPY INTERVENTION FOR MIDDLE-AGED AND OLDER WOMEN WITH URINARY INCONTINENCE. METHODS: WE CONDUCTED A PILOT RANDOMIZED TRIAL OF AMBULATORY WOMEN AGED 40 YEARS AND OLDER WITH STRESS, URGENCY, OR MIXED-TYPE INCONTINENCE. WOMEN WERE RANDOMIZED TO A 6-WEEK YOGA THERAPY PROGRAM (N = 10) CONSISTING OF TWICE WEEKLY GROUP CLASSES AND ONCE WEEKLY HOME PRACTICE OR A WAIT-LIST CONTROL GROUP (N = 9). ALL PARTICIPANTS ALSO RECEIVED WRITTEN PAMPHLETS ABOUT STANDARD BEHAVIORAL SELF-MANAGEMENT STRATEGIES FOR INCONTINENCE. CHANGES IN INCONTINENCE WERE ASSESSED WITH 7-DAY VOIDING DIARIES. RESULTS: THE MEAN (SD) AGE WAS 61.4 (8.2) YEARS, AND THE MEAN BASELINE FREQUENCY OF INCONTINENCE WAS 2.5 (1.3) EPISODES/D. AFTER 6 WEEKS, THE TOTAL INCONTINENCE FREQUENCY DECREASED BY 70% (1.8 [0.9] FEWER EPISODES/D) IN THE YOGA THERAPY VERSUS 13% (0.3 [1.7] FEWER EPISODES/D) IN THE CONTROL GROUP (P = 0.049). PARTICIPANTS IN THE YOGA THERAPY GROUP ALSO REPORTED AN AVERAGE OF 71% DECREASE IN STRESS INCONTINENCE FREQUENCY (0.7 [0.8] FEWER EPISODES/D) COMPARED WITH A 25% INCREASE IN CONTROLS (0.2 [1.1] MORE EPISODES/D) (P = 0.039). NO SIGNIFICANT DIFFERENCES IN REDUCTION IN URGENCY INCONTINENCE WERE DETECTED BETWEEN THE YOGA THERAPY VERSUS CONTROL GROUPS (1.0 [1.0] VERSUS 0.5 [0.5] FEWER EPISODES/D; P = 0.20). ALL WOMEN STARTING THE YOGA THERAPY PROGRAM COMPLETED AT LEAST 90% OF THE GROUP CLASSES AND PRACTICE SESSIONS. TWO PARTICIPANTS IN EACH GROUP REPORTED ADVERSE EVENTS UNRELATED TO THE INTERVENTION. CONCLUSIONS: FINDINGS PROVIDE PRELIMINARY EVIDENCE TO SUPPORT THE FEASIBILITY, EFFICACY, AND SAFETY OF A GROUP-BASED YOGA THERAPY INTERVENTION TO IMPROVE URINARY INCONTINENCE IN WOMEN. 2014
12 518 34 COMPARING ONCE- VERSUS TWICE-WEEKLY YOGA CLASSES FOR CHRONIC LOW BACK PAIN IN PREDOMINANTLY LOW INCOME MINORITIES: A RANDOMIZED DOSING TRIAL. BACKGROUND. PREVIOUS STUDIES HAVE DEMONSTRATED THAT ONCE-WEEKLY YOGA CLASSES ARE EFFECTIVE FOR CHRONIC LOW BACK PAIN (CLBP) IN WHITE ADULTS WITH HIGH SOCIOECONOMIC STATUS. THE COMPARATIVE EFFECTIVENESS OF TWICE-WEEKLY CLASSES AND GENERALIZABILITY TO RACIALLY DIVERSE LOW INCOME POPULATIONS ARE UNKNOWN. METHODS. WE CONDUCTED A 12-WEEK RANDOMIZED, PARALLEL-GROUP, DOSING TRIAL FOR 95 ADULTS RECRUITED FROM AN URBAN SAFETY-NET HOSPITAL AND FIVE COMMUNITY HEALTH CENTERS COMPARING ONCE-WEEKLY (N = 49) VERSUS TWICE-WEEKLY (N = 46) STANDARDIZED YOGA CLASSES SUPPLEMENTED BY HOME PRACTICE. PRIMARY OUTCOMES WERE CHANGE FROM BASELINE TO 12 WEEKS IN PAIN (11-POINT SCALE) AND BACK-RELATED FUNCTION (23-POINT MODIFIED ROLAND-MORRIS DISABILITY QUESTIONNAIRE). RESULTS. 82% OF PARTICIPANTS WERE NONWHITE; 77% HAD ANNUAL HOUSEHOLD INCOMES <$40,000. THE SAMPLE'S BASELINE MEAN PAIN INTENSITY [6.9 (SD 1.6)] AND FUNCTION [13.7 (SD 5.0)] REFLECTED MODERATE TO SEVERE BACK PAIN AND IMPAIRMENT. PAIN AND BACK-RELATED FUNCTION IMPROVED WITHIN BOTH GROUPS (P < 0.001). HOWEVER, THERE WERE NO DIFFERENCES BETWEEN ONCE-WEEKLY AND TWICE-WEEKLY GROUPS FOR PAIN REDUCTION [-2.1 (95% CI -2.9, -1.3) VERSUS -2.4 (95% CI -3.1, -1.8), P = 0.62] OR BACK-RELATED FUNCTION [-5.1 (95% CI -7.0, -3.2) VERSUS -4.9 (95% CI -6.5, -3.3), P = 0.83]. CONCLUSIONS. TWELVE WEEKS OF ONCE-WEEKLY OR TWICE-WEEKLY YOGA CLASSES WERE SIMILARLY EFFECTIVE FOR PREDOMINANTLY LOW INCOME MINORITY ADULTS WITH MODERATE TO SEVERE CHRONIC LOW BACK PAIN. THIS TRIAL IS REGISTERED WITH CLINICALTRIALS.GOV NCT01761617. 2013
13 107 53 A PILOT RANDOMIZED CONTROLLED TRIAL OF THE EFFECTS OF CHAIR YOGA ON PAIN AND PHYSICAL FUNCTION AMONG COMMUNITY-DWELLING OLDER ADULTS WITH LOWER EXTREMITY OSTEOARTHRITIS. OBJECTIVES: TO DETERMINE EFFECTS OF SIT 'N' FIT CHAIR YOGA, COMPARED TO A HEALTH EDUCATION PROGRAM (HEP), ON PAIN AND PHYSICAL FUNCTION IN OLDER ADULTS WITH LOWER EXTREMITY OSTEOARTHRITIS (OA) WHO COULD NOT PARTICIPATE IN STANDING EXERCISE. DESIGN: TWO-ARM RANDOMIZED CONTROLLED TRIAL. SETTING: ONE HUD SENIOR HOUSING FACILITY AND ONE DAY SENIOR CENTER IN SOUTH FLORIDA. PARTICIPANTS: COMMUNITY-DWELLING OLDER ADULTS (N = 131) WERE RANDOMLY ASSIGNED TO CHAIR YOGA (N = 66) OR HEP (N = 65). THIRTEEN DROPPED AFTER ASSIGNMENT BUT PRIOR TO THE INTERVENTION; SIX DROPPED DURING THE INTERVENTION; 106 OF 112 COMPLETED AT LEAST 12 OF 16 SESSIONS (95% RETENTION RATE). INTERVENTIONS: PARTICIPANTS ATTENDED EITHER CHAIR YOGA OR HEP. BOTH INTERVENTIONS CONSISTED OF TWICE-WEEKLY 45-MINUTE SESSIONS FOR 8 WEEKS. MEASUREMENTS: PRIMARY: PAIN, PAIN INTERFERENCE; SECONDARY: BALANCE, GAIT SPEED, FATIGUE, FUNCTIONAL ABILITY MEASURED AT BASELINE, AFTER 4 WEEKS OF INTERVENTION, AT THE END OF THE 8-WEEK INTERVENTION, AND POST-INTERVENTION (1 AND 3 MONTHS). RESULTS: THE CHAIR YOGA GROUP SHOWED GREATER REDUCTION IN PAIN INTERFERENCE DURING THE INTERVENTION (P = .01), SUSTAINED THROUGH 3 MONTHS (P = .022). WOMAC PAIN (P = .048), GAIT SPEED (P = .024), AND FATIGUE (P = .037) WERE IMPROVED IN THE YOGA GROUP DURING THE INTERVENTION (P = .048) BUT IMPROVEMENTS WERE NOT SUSTAINED POST INTERVENTION. CHAIR YOGA HAD NO EFFECT ON BALANCE. CONCLUSION: AN 8-WEEK CHAIR YOGA PROGRAM WAS ASSOCIATED WITH REDUCTION IN PAIN, PAIN INTERFERENCE, AND FATIGUE, AND IMPROVEMENT IN GAIT SPEED, BUT ONLY THE EFFECTS ON PAIN INTERFERENCE WERE SUSTAINED 3 MONTHS POST INTERVENTION. CHAIR YOGA SHOULD BE FURTHER EXPLORED AS A NONPHARMACOLOGIC INTERVENTION FOR OLDER PEOPLE WITH OA IN THE LOWER EXTREMITIES. TRIAL REGISTRATION: CLINICALTRIALS.GOV: NCT02113410. 2017
14 258 41 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
15 687 55 EFFECT OF AN OFFICE WORKSITE-BASED YOGA PROGRAM ON HEART RATE VARIABILITY: OUTCOMES OF A RANDOMIZED CONTROLLED TRIAL. BACKGROUND: CHRONIC WORK-RELATED STRESS IS AN INDEPENDENT RISK FACTOR FOR CARDIOMETABOLIC DISEASES AND ASSOCIATED MORTALITY, PARTICULARLY WHEN COMPOUNDED BY A SEDENTARY WORK ENVIRONMENT. THE PURPOSE OF THIS STUDY WAS TO DETERMINE IF AN OFFICE WORKSITE-BASED HATHA YOGA PROGRAM COULD IMPROVE PHYSIOLOGICAL STRESS, EVALUATED VIA HEART RATE VARIABILITY (HRV), AND ASSOCIATED HEALTH-RELATED OUTCOMES IN A COHORT OF OFFICE WORKERS. METHODS: THIRTY-SEVEN ADULTS EMPLOYED IN UNIVERSITY-BASED OFFICE POSITIONS WERE RANDOMIZED UPON THE COMPLETION OF BASELINE TESTING TO AN EXPERIMENTAL OR CONTROL GROUP. THE EXPERIMENTAL GROUP COMPLETED A 10-WEEK YOGA PROGRAM PRESCRIBED THREE SESSIONS PER WEEK DURING LUNCH HOUR (50 MIN PER SESSION). AN EXPERIENCED INSTRUCTOR LED THE SESSIONS, WHICH EMPHASIZED ASANAS (POSTURES) AND VINYASA (EXERCISES). THE PRIMARY OUTCOME WAS THE HIGH FREQUENCY (HF) POWER COMPONENT OF HRV. SECONDARY OUTCOMES INCLUDED ADDITIONAL HRV PARAMETERS, MUSCULOSKELETAL FITNESS (I.E. PUSH-UP, SIDE-BRIDGE, AND SIT & REACH TESTS) AND PSYCHOLOGICAL INDICES (I.E. STATE AND TRAIT ANXIETY, QUALITY OF LIFE AND JOB SATISFACTION). RESULTS: ALL MEASURES OF HRV FAILED TO CHANGE IN THE EXPERIMENTAL GROUP VERSUS THE CONTROL GROUP, EXCEPT THAT THE EXPERIMENTAL GROUP SIGNIFICANTLY INCREASED LF:HF (P = 0.04) AND REDUCED PNN50 (P = 0.04) VERSUS CONTROL, CONTRARY TO OUR HYPOTHESES. FLEXIBILITY, EVALUATED VIA SIT & REACH TEST INCREASED IN THE EXPERIMENTAL GROUP VERSUS THE CONTROL GROUP (P < 0.001). NO OTHER ADAPTATIONS WERE NOTED. POST HOC ANALYSIS COMPARING PARTICIPANTS WHO COMPLETED >/=70% OF YOGA SESSIONS (N = 11) TO CONTROL (N = 19) YIELDED THE SAME FINDINGS, EXCEPT THAT THE HIGH ADHERERS ALSO REDUCED STATE ANXIETY (P = 0.02) AND RMSSD (P = 0.05), AND TENDED TO IMPROVE THE PUSH-UP TEST (P = 0.07) VERSUS CONTROL. CONCLUSIONS: A 10-WEEK HATHA YOGA INTERVENTION DELIVERED AT THE OFFICE WORKSITE DURING LUNCH HOUR DID NOT IMPROVE HF POWER OR OTHER HRV PARAMETERS. HOWEVER, IMPROVEMENTS IN FLEXIBILITY, STATE ANXIETY AND MUSCULOSKELETAL FITNESS WERE NOTED WITH HIGH ADHERENCE. FUTURE INVESTIGATIONS SHOULD INCORPORATE STRATEGIES TO PROMOTE ADHERENCE, INVOLVE MORE FREQUENT AND LONGER DURATIONS OF YOGA TRAINING, AND ENROL COHORTS WHO SUFFER FROM HIGHER LEVELS OF WORK-RELATED STRESS. TRIAL REGISTRATION: ACTRN12611000536965. 2013
16 1683 47 ONLINE YOGA TO REDUCE POST TRAUMATIC STRESS IN WOMEN WHO HAVE EXPERIENCED STILLBIRTH: A RANDOMIZED CONTROL FEASIBILITY TRIAL. BACKGROUND: ABOUT 1 IN EVERY 150 PREGNANCIES END IN STILLBIRTH. CONSEQUENCES INCLUDE SYMPTOMS OF POST TRAUMATIC STRESS DISORDER (PTSD), DEPRESSION, AND ANXIETY. YOGA HAS BEEN USED TO TREAT PTSD IN OTHER POPULATIONS AND MAY IMPROVE HEALTH OUTCOMES FOR STILLBIRTH MOTHERS. THE PURPOSE OF THIS STUDY WAS TO DETERMINE: (A) FEASIBILITY OF A 12-WEEK HOME-BASED, ONLINE YOGA INTERVENTION WITH VARYING DOSES; (B) ACCEPTABILITY OF A "STRETCH AND TONE" CONTROL GROUP; AND (C) PRELIMINARY EFFICACY OF THE INTERVENTION ON REDUCING SYMPTOMS OF PTSD, ANXIETY, DEPRESSION, PERINATAL GRIEF, SELF-COMPASSION, EMOTIONAL REGULATION, MINDFULNESS, SLEEP QUALITY, AND SUBJECTIVE HEALTH. METHODS: PARTICIPANTS (N = 90) WERE RECRUITED NATIONALLY AND RANDOMIZED INTO ONE OF THREE GROUPS FOR YOGA OR EXERCISE (LOW DOSE (LD), 60 MIN PER WEEK; MODERATE DOSE (MD), 150 MIN PER WEEK; AND STRETCH-AND-TONE CONTROL GROUP (STC)). BASELINE AND POST-INTERVENTION SURVEYS MEASURED MAIN OUTCOMES (LISTED ABOVE). FREQUENCY ANALYSES WERE USED TO DETERMINE FEASIBILITY. REPEATED MEASURES ANCOVA WERE USED TO DETERMINE PRELIMINARY EFFICACY. MULTIPLE REGRESSION ANALYSES WERE USED TO DETERMINE A DOSE-RESPONSE RELATIONSHIP BETWEEN MINUTES OF YOGA AND EACH OUTCOME VARIABLE. RESULTS: OVER HALF OF PARTICIPANTS COMPLETED THE INTERVENTION (N = 48/90). BENCHMARKS (>/=70% REPORTED > 75% SATISFACTION) WERE MET IN EACH GROUP FOR SATISFACTION AND ENJOYMENT. PARTICIPANTS MEETING BENCHMARKS (COMPLETING > 90% OF PRESCRIBED MINUTES 9/12 WEEKS) FOR LD AND MD GROUPS WERE 44% (N = 8/18) AND 6% (N = 1/16), RESPECTIVELY. LD AND MD GROUPS AVERAGED 44.0 AND 77.3 MIN PER WEEK OF YOGA, RESPECTIVELY. THE MD GROUP REPORTED THAT 150 PRESCRIBED MINUTES PER WEEK OF YOGA WAS TOO MUCH. THERE WERE SIGNIFICANT DECREASES IN PTSD AND DEPRESSION, AND IMPROVEMENTS IN SELF-RATED HEALTH AT POST-INTERVENTION FOR BOTH INTERVENTION GROUPS. THERE WAS A SIGNIFICANT DIFFERENCE IN DEPRESSION SCORES (P = .036) AND GRIEF INTENSITY (P = .009) BETWEEN THE MD AND STC GROUPS. PTSD SHOWED NON-SIGNIFICANT DECREASES OF 43% AND 56% AT POST-INTERVENTION IN LD AND MD GROUPS, RESPECTIVELY (22% DECREASE IN CONTROL). CONCLUSIONS: THIS WAS THE FIRST STUDY TO DETERMINE THE FEASIBILITY AND PRELIMINARY EFFICACY OF AN ONLINE YOGA INTERVENTION FOR WOMEN AFTER STILLBIRTH. FUTURE RESEARCH WARRANTS A RANDOMIZED CONTROLLED TRIAL. TRIAL REGISTRATION: CLINICALTRIALS.GOV. NCT02925481. REGISTERED 10-04-16. 2020
17 507 47 COMPARATIVE EFFECTIVENESS OF PILATES AND YOGA GROUP EXERCISE INTERVENTIONS FOR CHRONIC MECHANICAL NECK PAIN: QUASI-RANDOMISED PARALLEL CONTROLLED STUDY. OBJECTIVES: TO DETERMINE THE EFFECTIVENESS OF PILATES AND YOGA GROUP EXERCISE INTERVENTIONS FOR INDIVIDUALS WITH CHRONIC NECK PAIN (CNP). DESIGN: QUASI-RANDOMISED PARALLEL CONTROLLED STUDY. SETTING: COMMUNITY, UNIVERSITY AND PRIVATE PRACTICE SETTINGS IN FOUR LOCATIONS. PARTICIPANTS: FIFTY-SIX INDIVIDUALS WITH CNP SCORING >/=3/10 ON THE NUMERIC PAIN RATING SCALE FOR >3 MONTHS (CONTROLS N=17, PILATES N=20, YOGA N=19). INTERVENTIONS: EXERCISE PARTICIPANTS COMPLETED 12 SMALL-GROUP SESSIONS WITH MODIFICATIONS AND PROGRESSIONS SUPERVISED BY A PHYSIOTHERAPIST. MAIN OUTCOME MEASURES: THE PRIMARY OUTCOME MEASURE WAS THE NECK DISABILITY INDEX (NDI). SECONDARY OUTCOMES WERE PAIN RATINGS, RANGE OF MOVEMENT AND POSTURAL MEASUREMENTS COLLECTED AT BASELINE, 6 WEEKS AND 12 WEEKS. FOLLOW-UP WAS PERFORMED 6 WEEKS AFTER COMPLETION OF THE EXERCISE CLASSES (WEEK 18). RESULTS: NDI DECREASED SIGNIFICANTLY IN THE PILATES {BASELINE: 11.1 [STANDARD DEVIATION (SD) 4.3] VS WEEK 12: 6.8 (SD 4.3); MEAN DIFFERENCE -4.3 (95% CONFIDENCE INTERVAL -1.64 TO -6.7); P<0.001} AND YOGA GROUPS [BASELINE: 12.8 (SD 7.4) VS WEEK 12: 8.1 (SD 5.6); MEAN DIFFERENCE -4.7 (95% CONFIDENCE INTERVAL -2.1 TO -7.4); P<0.00], WITH NO CHANGE IN THE CONTROL GROUP. PAIN RATINGS ALSO IMPROVED SIGNIFICANTLY. MODERATE-TO-LARGE EFFECT SIZES (0.7 TO 1.8) AND LOW NUMBERS NEEDED TO TREAT WERE FOUND. THERE WERE NO DIFFERENCES IN OUTCOMES BETWEEN THE EXERCISE GROUPS OR ASSOCIATED ADVERSE EFFECTS. NO IMPROVEMENTS IN RANGE OF MOVEMENT OR POSTURE WERE FOUND. CONCLUSIONS: PILATES AND YOGA GROUP EXERCISE INTERVENTIONS WITH APPROPRIATE MODIFICATIONS AND SUPERVISION WERE SAFE AND EQUALLY EFFECTIVE FOR DECREASING DISABILITY AND PAIN COMPARED WITH THE CONTROL GROUP FOR INDIVIDUALS WITH MILD-TO-MODERATE CNP. PHYSIOTHERAPISTS MAY CONSIDER INCLUDING THESE APPROACHES IN A PLAN OF CARE. CLINICAL TRIAL REGISTRATION NUMBER: CLINICALTRIALS.GOV NCT01999283. 2016
18 2852 44 YOGA, PHYSICAL THERAPY, OR EDUCATION FOR CHRONIC LOW BACK PAIN: A RANDOMIZED NONINFERIORITY TRIAL. BACKGROUND: YOGA IS EFFECTIVE FOR MILD TO MODERATE CHRONIC LOW BACK PAIN (CLBP), BUT ITS COMPARATIVE EFFECTIVENESS WITH PHYSICAL THERAPY (PT) IS UNKNOWN. MOREOVER, LITTLE IS KNOWN ABOUT YOGA'S EFFECTIVENESS IN UNDERSERVED PATIENTS WITH MORE SEVERE FUNCTIONAL DISABILITY AND PAIN. OBJECTIVE: TO DETERMINE WHETHER YOGA IS NONINFERIOR TO PT FOR CLBP. DESIGN: 12-WEEK, SINGLE-BLIND, 3-GROUP RANDOMIZED NONINFERIORITY TRIAL AND SUBSEQUENT 40-WEEK MAINTENANCE PHASE. (CLINICALTRIALS.GOV: NCT01343927). SETTING: ACADEMIC SAFETY-NET HOSPITAL AND 7 AFFILIATED COMMUNITY HEALTH CENTERS. PARTICIPANTS: 320 PREDOMINANTLY LOW-INCOME, RACIALLY DIVERSE ADULTS WITH NONSPECIFIC CLBP. INTERVENTION: PARTICIPANTS RECEIVED 12 WEEKLY YOGA CLASSES, 15 PT VISITS, OR AN EDUCATIONAL BOOK AND NEWSLETTERS. THE MAINTENANCE PHASE COMPARED YOGA DROP-IN CLASSES VERSUS HOME PRACTICE AND PT BOOSTER SESSIONS VERSUS HOME PRACTICE. MEASUREMENTS: PRIMARY OUTCOMES WERE BACK-RELATED FUNCTION, MEASURED BY THE ROLAND MORRIS DISABILITY QUESTIONNAIRE (RMDQ), AND PAIN, MEASURED BY AN 11-POINT SCALE, AT 12 WEEKS. PRESPECIFIED NONINFERIORITY MARGINS WERE 1.5 (RMDQ) AND 1.0 (PAIN). SECONDARY OUTCOMES INCLUDED PAIN MEDICATION USE, GLOBAL IMPROVEMENT, SATISFACTION WITH INTERVENTION, AND HEALTH-RELATED QUALITY OF LIFE. RESULTS: ONE-SIDED 95% LOWER CONFIDENCE LIMITS WERE 0.83 (RMDQ) AND 0.97 (PAIN), DEMONSTRATING NONINFERIORITY OF YOGA TO PT. HOWEVER, YOGA WAS NOT SUPERIOR TO EDUCATION FOR EITHER OUTCOME. YOGA AND PT WERE SIMILAR FOR MOST SECONDARY OUTCOMES. YOGA AND PT PARTICIPANTS WERE 21 AND 22 PERCENTAGE POINTS LESS LIKELY, RESPECTIVELY, THAN EDUCATION PARTICIPANTS TO USE PAIN MEDICATION AT 12 WEEKS. IMPROVEMENTS IN YOGA AND PT GROUPS WERE MAINTAINED AT 1 YEAR WITH NO DIFFERENCES BETWEEN MAINTENANCE STRATEGIES. FREQUENCY OF ADVERSE EVENTS, MOSTLY MILD SELF-LIMITED JOINT AND BACK PAIN, DID NOT DIFFER BETWEEN THE YOGA AND PT GROUPS. LIMITATIONS: PARTICIPANTS WERE NOT BLINDED TO TREATMENT ASSIGNMENT. THE PT GROUP HAD DISPROPORTIONATE LOSS TO FOLLOW-UP. CONCLUSION: A MANUALIZED YOGA PROGRAM FOR NONSPECIFIC CLBP WAS NONINFERIOR TO PT FOR FUNCTION AND PAIN. PRIMARY FUNDING SOURCE: NATIONAL CENTER FOR COMPLEMENTARY AND INTEGRATIVE HEALTH OF THE NATIONAL INSTITUTES OF HEALTH. 2017
19 2132 29 THE EFFECTS OF A GENTLE YOGA PROGRAM ON SLEEP, MOOD, AND BLOOD PRESSURE IN OLDER WOMEN WITH RESTLESS LEGS SYNDROME (RLS): A PRELIMINARY RANDOMIZED CONTROLLED TRIAL. OBJECTIVE. TO EXAMINE THE EFFECTS OF YOGA VERSUS AN EDUCATIONAL FILM PROGRAM ON SLEEP, MOOD, PERCEIVED STRESS, AND SYMPATHETIC ACTIVATION IN OLDER WOMEN WITH RLS. METHODS. PARTICIPANTS WERE DRAWN FROM A LARGER TRIAL REGARDING THE EFFECTS OF YOGA ON CARDIOVASCULAR DISEASE RISK PROFILES IN OVERWEIGHT, SEDENTARY POSTMENOPAUSAL WOMEN. SEVENTY-FIVE WOMEN WERE RANDOMIZED TO RECEIVE EITHER AN 8-WEEK YOGA (N = 38) OR EDUCATIONAL FILM (N = 37) PROGRAM. ALL 75 PARTICIPANTS COMPLETED AN RLS SCREENING QUESTIONNAIRE. THE 20 WOMEN WHO MET ALL FOUR DIAGNOSTIC CRITERIA FOR RLS (N = 10 YOGA, 10 FILM GROUP) COMPRISED THE POPULATION FOR THIS NESTED STUDY. MAIN OUTCOMES ASSESSED PRE- AND POST-TREATMENT INCLUDED: SLEEP (PITTSBURGH SLEEP QUALITY INDEX), STRESS (PERCEIVED STRESS SCALE), MOOD (PROFILE OF MOOD STATES, STATE-TRAIT ANXIETY INVENTORY), BLOOD PRESSURE, AND HEART RATE. RESULTS. THE YOGA GROUP DEMONSTRATED SIGNIFICANTLY GREATER IMPROVEMENTS THAN CONTROLS IN MULTIPLE DOMAINS OF SLEEP QUALITY AND MOOD, AND SIGNIFICANTLY GREATER REDUCTIONS IN INSOMNIA PREVALENCE, ANXIETY, PERCEIVED STRESS, AND BLOOD PRESSURE (ALL P'S=0.05). ADJUSTED INTERGROUP EFFECT SIZES FOR PSYCHOSOCIAL VARIABLES WERE LARGE, RANGING FROM 1.9 FOR STATE ANXIETY TO 2.6 FOR SLEEP QUALITY. CONCLUSIONS. THESE PRELIMINARY FINDINGS SUGGEST YOGA MAY OFFER AN EFFECTIVE INTERVENTION FOR IMPROVING SLEEP, MOOD, PERCEIVED STRESS, AND BLOOD PRESSURE IN OLDER WOMEN WITH RLS. 2012
20 388 46 BENEFITS OF THE RESTORATIVE EXERCISE AND STRENGTH TRAINING FOR OPERATIONAL RESILIENCE AND EXCELLENCE YOGA PROGRAM FOR CHRONIC LOW BACK PAIN IN SERVICE MEMBERS: A PILOT RANDOMIZED CONTROLLED TRIAL. OBJECTIVE: TO EXAMINE THE FEASIBILITY AND PRELIMINARY EFFECTIVENESS OF AN INDIVIDUALIZED YOGA PROGRAM. DESIGN: PILOT RANDOMIZED CONTROLLED TRIAL. SETTING: MILITARY MEDICAL CENTER. PARTICIPANTS: PATIENTS (N=68) WITH CHRONIC LOW BACK PAIN. INTERVENTIONS: RESTORATIVE EXERCISE AND STRENGTH TRAINING FOR OPERATIONAL RESILIENCE AND EXCELLENCE (RESTORE) PROGRAM (9-12 INDIVIDUAL YOGA SESSIONS) OR TREATMENT AS USUAL (CONTROL) FOR AN 8-WEEK PERIOD. MAIN OUTCOME MEASURES: THE PRIMARY OUTCOME WAS PAST 24-HOUR PAIN (DEFENSE & VETERANS PAIN RATING SCALE 2.0). SECONDARY OUTCOMES INCLUDED DISABILITY (ROLAND-MORRIS DISABILITY QUESTIONNAIRE) AND PHYSICAL FUNCTIONING AND SYMPTOM BURDEN (PATIENT-REPORTED OUTCOMES MEASUREMENT INFORMATION SYSTEM-29 SUBSCALES). ASSESSMENT OCCURRED AT BASELINE, WEEK 4, WEEK 8, 3-MONTH FOLLOW-UP, AND 6-MONTH FOLLOW-UP. EXPLORATORY OUTCOMES INCLUDED THE PROPORTION OF PARTICIPANTS IN EACH GROUP REPORTING CLINICALLY MEANINGFUL CHANGES AT 3- AND 6-MONTH FOLLOW-UPS. RESULTS: GENERALIZED LINEAR MIXED MODELS WITH SEQUENTIAL BONFERRONI-ADJUSTED PAIRWISE SIGNIFICANCE TESTS AND CHI-SQUARE ANALYSES EXAMINED LONGITUDINAL OUTCOMES. SECONDARY OUTCOME SIGNIFICANCE TESTS WERE BONFERRONI ADJUSTED FOR MULTIPLE OUTCOMES. THE RESTORE GROUP REPORTED IMPROVED PAIN COMPARED WITH THE CONTROL GROUP. SECONDARY OUTCOMES DID NOT RETAIN SIGNIFICANCE AFTER BONFERRONI ADJUSTMENTS FOR MULTIPLE OUTCOMES, ALTHOUGH A HIGHER PROPORTION OF RESTORE PARTICIPANTS REPORTED CLINICALLY MEANINGFULLY CHANGES IN ALL OUTCOMES AT 3-MONTH FOLLOW-UP AND IN SYMPTOM BURDEN AT 6-MONTH FOLLOW-UP. CONCLUSIONS: RESTORE MAY BE A VIABLE NONPHARMACOLOGICAL TREATMENT FOR LOW BACK PAIN WITH MINIMAL SIDE EFFECTS, AND RESEARCH EFFORTS ARE NEEDED TO COMPARE THE EFFECTIVENESS OF RESTORE DELIVERY FORMATS (EG, GROUP VS INDIVIDUAL) WITH THAT OF OTHER TREATMENT MODALITIES. 2018