Lee 2012.
Methods | RCT | |
Participants | Healthy postmenopausal female volunteers who were 54.50 ± 2.75 years with more than 36% body fat were recruited from Busan, Korea. 16 women were randomly assigned to 2 arms: yoga exercise group or a "no exercise " control Inclusion criteria: postmenopausal, asymptomatic of any illness or disease, free from any acute or chronic injury, sedentary and were healthy nonsmokers using no medication 8 participants were randomised to yoga and 8 participants were randomised to the "no exercise" control The trial was conducted in South Korea |
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Interventions | Yoga group: yoga was taught and practised 3 times a week for 60 minutes a session on non‐consecutive days for 16 weeks. All sessions emphasised the proper use of aligned postures and breathing techniques and maintaining the body through the use of large muscle movements, asymmetrical movements and restorative relaxation "No exercise" group: instructed to take no exercise Follow‐up was 16 weeks |
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Outcomes | Blood pressure and lipid levels | |
Notes | — | |
Risk of bias | ||
Bias | Authors' judgement | Support for judgement |
Random sequence generation (selection bias) | Unclear risk | Not stated |
Allocation concealment (selection bias) | Unclear risk | Not stated |
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 | Hip circumference was stated as a measure but was not reported. There is also insufficient information to judge |
Selective reporting (reporting bias) | Unclear risk | Insufficient information to judge |
Other bias | Unclear risk | Insufficient information to judge |