Monika 2012.
| Methods | RCT | |
| Participants | Women 28.08 ± 7.43 years of age with menstrual irregularities visiting the department of Gynecology, CSMMU, Lucknow were recruited into the study. 150 participants were randomised to 2 arms: yoga and medication or medication alone 75 participants were randomised to the yoga group and 75 participants were randomised to the control group The country of publication was India |
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| Interventions | Yoga: yoga Nidra sessions were guided by well‐educated and trained instructors that had been selected by an expert committee. The sessions were free and all necessary facilities were provided to the participants. The total duration of practice was 35 to 40 minutes a day for 5 days a week in the morning for 6 months. Practice was done in the department of physiology CSMMU UP, Lucknow Control: non‐yoga. Given medication (tranexamic acid, ethamsylate, madroxy progesterone, norethisterone ethinyl estradiol, levonorgestrel). Medication was provided to both groups The follow‐up period was 6 months |
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| Outcomes | Blood pressure | |
| Notes | We emailed authors twice for extra information on the control group. However, the email address was not recognised and no other contact details were available | |
| Risk of bias | ||
| Bias | Authors' judgement | Support for judgement |
| Random sequence generation (selection bias) | Low risk | Random number generator |
| Allocation concealment (selection bias) | Low risk | Statistician not associated with the study generated randomisation scheme. They also used opaque envelopes |
| Blinding of participants and personnel (performance bias) All outcomes | High risk | Not stated but it is difficult, if not impossible, to blind participants and personnel to behavioural interventions such as exercise |
| Blinding of outcome assessment (detection bias) All outcomes | Unclear risk | Not stated |
| Incomplete outcome data (attrition bias) All outcomes | Unclear risk | No intention‐to‐treat analysis performed and no reasons for losses provided |
| Selective reporting (reporting bias) | Low risk | All outcomes stated were reported |
| Other bias | Unclear risk | Insufficient information to judge |