Review Article
Guidelines for Developing Yoga Interventions for Randomized Trials
(a) Dosing of yoga: summary of studies from the Western World* |
| West [USA, Europe, Australia, Brazil, and Turkey] | | Back pain | Other pain | CVD | Cancer |
| Durations (weeks) | | | | | | 9 | 6 | 5 | 8 | Range | 6–24 weeks | 4–8 weeks | 8–20 weeks | 1–12 weeks | Median | 12 weeks | 7 weeks | 9 weeks | 7.5 weeks | Mode | 12 weeks | 8 weeks | 8 weeks | none | Classes/week | | | | | | 9 | 6 | 5 | 8 | Range | 1-2 classes/week | only 1 class-2/wk | 1–3 classes/week | 1–7 classes/week | Median | 1 class/week | 2 class/week | 2 class/week | 1 class/week | Mode | 1 class/week | 2 class/week | 2 class/week | 1 class/week | Length of single class (min.) | | | | | | 9 | 6 | 5 | 7 | Range | 60–90 minutes | 50–120 minutes | 50–70 minutes | 45–120 minutes | Median | 75 minutes | 60–90 minutes | 60 minutes | 75 minutes | Mode | 75 minutes | 90 minutes | 60 minutes | 90 minutes | Total hours of classes | | | | | | 9 | 6 | 5 | 7 | Range | 12–72 hours | 1–18 hours | 8–26 hours | 7–24 hours | Median | 15 hours | 16 hours | 19 hours | 16 hours | Mode | 15 hours | 18 hours | none | none | Home practice (any recommended) | | | | | | 9 | 6 | 5 | 8 | %Yes | 100% | 67% | 60% | 50% |
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*Further details are provided in Table 4(a).
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(b) Dosing of yoga: summary of studies from Asia* |
| Asia [India, Thailand] | | Back pain | Other pain | CVD | Cancer |
| Durations (weeks) | | | | | | 1 | 2 | 8 | 3 | Range | 1 week | 8, 12 weeks | 3–52 weeks | 6 weeks | Median | 1 week | na** | 8 weeks | 6 weeks | Mode | 1 week | na | 3 weeks | 6 weeks | Classes/week | | | | | | 1 | 2 | 5 | 2 | Range | 7 classes | 5 classes | 3–7 classes | 3, 7 classes | Median | na | 5 classes | 4 classes | na | Mode | na | 5 classes | 3 classes | na | Length of single class (min.) | | | | | | 1 | 2 | 6 | 4 | Range | Retreat, 9 hrs/day | 60 minutes | 30–63 minutes | 60–90 minutes | Median | na | 60 minutes | 30 minutes | 60 minutes | Mode | na | 60 minutes | 30 minutes | 60 minutes | Total hours of classes | | | | | | 1 | 2 | 4 | 2 | Range | 56 hours | 40, 60 hours | 10.5–80 hours | 18+, 25 hours | Median | na | na | 13.5 hours | na | Mode | na | na | na | na | Home practice (any recommended) | | | | | | 1 | 2 | 8 | 4 | %Yes | 0% | 50% | 25% | 75% |
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*Further details are provided in Table 4(b).
**Not applicable.
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