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Odds ratios for participation according to study characteristics
| Variable | Odds ratio | (95%confidence interval) | P | |
|---|---|---|---|---|
| Year |
0.99 |
(0.92, 1.08) |
0.891 |
|
| Quality score |
0.85 |
(0.65, 1.10) |
0.215 |
|
| Exercise intervention |
1.55 |
(0.47, 5.07) |
0.470 |
|
| Group intervention |
|
|
0.506 |
(trend) |
| Individual |
1.00 |
- |
|
|
| Combination |
0.17 |
(0.03, 0.81) |
|
|
| Group | 0.60 | (0.17, 2.11) |
