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Effectiveness and safety of moxibustion for alleviating symptoms of overactive bladder: A prospective, randomized controlled, crossover-design, pilot study.

ABSTRACT: BACKGROUND:This study aimed to evaluate trial feasibility and explore the potential efficacy and safety of moxibustion in the treatment of overactive bladder (OAB). METHOD:A randomized, controlled, cross-over, assessor blinded design was used. This study was conducted in an outpatient department of a university hospital in Republic of Korea. The overall study period was 8 weeks. Participants were randomly allotted to either Group A or Group B. Group A participants underwent 8 to 12 sessions of moxibustion with behavioral training during the first 4 weeks, while the Group B participants received behavioral training only. Over the next 4 weeks, the treatment offered to the 2 groups was reversed (Group A participants received behavioral training only, while Group B participants underwent the moxibustion session with behavioral training). The OAB-validated 8-question awareness tool (OAB-V8), OAB symptom scores (OABSS), visual analog scale (VAS) for lower urinary tract symptoms, and frequency voiding chart were used to assess outcomes. For analysis, we used effect size, measured as Hedge's g, to present descriptive results indicating the actual difference between the groups. RESULTS:Compared to that in Group B, the Hedge's g of OAB-V8 for the former 4 weeks in Group A was -0.248, that of OABSS was -1.531, and that of VAS was -0.713. During the latter 4 weeks, Group B showed similar effect with g?=?0.465, 1.207, and 0.427 for OAB-V8, OABSS, and VAS, respectively, compared to Group A. The portion of nocturnal voiding volume decreased (g?=?-0965), the mean voiding volume increased (g?=?0.690), and the voiding frequency decreased (g?=?-0.498) with moxibustion. CONCLUSIONS:Moxibustion might be considered as an alternative for OAB. A full-sized randomized controlled trial may be feasible with minimal modification in outcome measures and comparator population. OTHER INFORMATION:This clinical trial has been registered on clinicaltrials.gov (NCT02271607).

SUBMITTER: Lee HY

PROVIDER: S-EPMC6113034 | biostudies-literature | 2018 Aug

REPOSITORIES: biostudies-literature

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Effectiveness and safety of moxibustion for alleviating symptoms of overactive bladder: A prospective, randomized controlled, crossover-design, pilot study.

Lee Hye-Yoon HY Yun Young-Ju YJ Choi Jun-Yong JY Hong Jin-Woo JW Lee In I Park Seong-Ha SH Kwon Jung-Nam JN

Medicine 20180801 34

<h4>Background</h4>This study aimed to evaluate trial feasibility and explore the potential efficacy and safety of moxibustion in the treatment of overactive bladder (OAB).<h4>Method</h4>A randomized, controlled, cross-over, assessor blinded design was used. This study was conducted in an outpatient department of a university hospital in Republic of Korea. The overall study period was 8 weeks. Participants were randomly allotted to either Group A or Group B. Group A participants underwent 8 to 1 ...[more]

PMID: 30142847

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Project description:ImportanceFirst-line behavioral and drug therapies for overactive bladder (OAB) symptoms in men are effective but not usually curative.ObjectiveTo determine whether combining behavioral and drug therapies improves outcomes compared with each therapy alone for OAB in men and to compare 3 sequences for implementing combined therapy.Design, setting, and participantsIn this 3-site, 2-stage, 3-arm randomized clinical trial, participants were randomized to 6 weeks of behavioral therapy alone, drug therapy alone, or combined therapy followed by step-up to 6 weeks of combined therapy for all groups. Participants were recruited from 3 outpatient clinics and included community-dwelling men 40 years or older with urinary urgency and 9 or more voids per 24 hours. Data were collected from July 2010 to July 2015 and analyzed from April 2016 to September 2019.InterventionsBehavioral therapy consisted of pelvic floor muscle training with urge suppression strategies and delayed voiding. Drug therapy included an antimuscarinic (sustained-release tolterodine, 4 mg) plus an α-blocker (tamsulosin, 0.4 mg).Main outcomes and measuresSeven-day bladder diaries completed before and after each 6-week treatment stage were used to calculate reduction in frequency of urination (primary outcome) and other symptoms (ie, urgency, urgency incontinence, and nocturia). Other secondary outcomes included validated patient global ratings of improvement and satisfaction, Overactive Bladder Questionnaire score, and International Prostate Symptom Score.ResultsOf the 204 included men, 133 (65.2%) were white, and the mean (SD) age was 64.1 (11.1) years. A total of 21 men discontinued treatment and 183 completed treatment. Mean (SD) voids per 24 hours decreased significantly in all 3 groups from baseline to 6-week follow-up (behavioral therapy: 11.7 [2.4] vs 8.8 [2.1]; change, 2.9 [2.4]; percentage change, 24.7%; P < .001; drug therapy: 11.8 [2.5] vs 10.3 [2.7]; change, 1.5 [2.3]; percentage change, 12.7%; P < .001; combined therapy: 11.8 [2.4] vs 8.2 [2.3]; change, 3.6 [2.1]; percentage change, 30.5%; P < .001). Intention-to-treat analyses indicated that posttreatment mean (SD) voiding frequencies were significantly lower in those receiving combined therapy compared with drug therapy alone (8.2 [2.3] vs 10.3 [2.7]; P < .001) but not significantly lower compared with those receiving behavioral therapy alone (8.2 [2.3] vs 8.8 [2.1]; P = .19) and were lower for behavioral therapy alone compared with drug therapy alone (8.8 [2.1] vs 10.3 [2.7]; P < .001). At 12-week follow-up, after all groups had received combined therapy, improvements in mean (SD) voids per 24 hours were also greatest for those receiving initial combined therapy compared with baseline (behavioral therapy: 11.7 [2.4] vs 8.0 [2.2]; change, 3.7 [2.3]; percentage change, 31.6%; P < .001; drug therapy: 11.8 [2.5] vs 8.6 [2.3]; change, 3.2 [2.5]; percentage change, 27.1%; P < .001; combined therapy: 11.8 [2.4] vs 8.0 [2.2]; change, 3.8 [2.1]; percentage change, 32.2%; P < .001), but there were no statistically significant group differences on primary or secondary measures.Conclusions and relevanceCombining behavioral and drug therapy yields greater improvements in OAB symptoms than drug therapy alone but not behavioral therapy alone. When using a stepped approach, it is reasonable to begin with behavioral therapy alone.Trial registrationClinicalTrials.gov identifier: NCT01175382.

Project description:Overactive bladder (OAB) is defined as "urgency, with or without urge incontinence, usually with frequency and nocturia". Acupuncture is one of the most popular alternative treatment methods for OAB. Little established evidence is available to support the effectiveness of acupuncture for OAB. This study is a pioneer randomized, double-blinded, sham-controlled trial to assess the effectiveness and safety of acupuncture in the elderly population with overactive bladder in Hong Kong.This is a randomized, double-center, patient and outcome assessor blinded, sham-controlled trial. The study sample size is 100 patients. Eligible subjects aged between 60 to 90 years old will be recruited into this study. All subjects will be randomly allocated into the active acupuncture group or sham acupuncture group in a 1: 1 ratio. Participants who are allocated into the active acupuncture group will receive a standardized 30-min real acupuncture treatment session for a total of 16 sessions on the top of standard routine care, whilst those who are randomized to the sham acupuncture arm will receive sham acupuncture in addition to standard routine care. Non-penetrating needles will be utilized as sham acupuncture. The primary outcome measure is the 7-day voiding diary and the secondary outcome measures are urine nerve growth factor (NGF) level, the Incontinence Impact Questionnaire (IIQ-7), Urogenital Distress Inventory (UDI-6) and OAB Symptom Score (OABSS). All outcome measures will be collected at baseline, the end of treatment and 3 months after treatment completion.The objectives of this study include (1) to evaluate the effectiveness and safety of acupuncture treatment in patients with OAB on reduction in the frequency of incontinence episodes as derived from a 7-day voiding diary, (2) to evaluate whether acupuncture treatment could improve subjective symptoms in patients with OAB and (3) to examine the feasibility of using NGF as a biomarker for overactive bladder and test correlation with the effectiveness of acupuncture intervention. The finding of this study will provide preliminary evidence on the effectiveness and safety of acupuncture for treatment of OAB.Chinese Clinical Trial Registry, ChiCTR-INR-16010048 . Registered on 29 Nov 2016.

Dataset Information

Effectiveness and safety of moxibustion for alleviating symptoms of overactive bladder: A prospective, randomized controlled, crossover-design, pilot study.

Publications

Effectiveness and safety of moxibustion for alleviating symptoms of overactive bladder: A prospective, randomized controlled, crossover-design, pilot study.

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