Table 7.
Frequency | No. of Studies | Test Group Size | Control Group Size | I2 | SMD | 95% CI | p |
---|---|---|---|---|---|---|---|
1–2 times a week | 1 | 27 | 27 | - | 0.22 | −0.31–0.75 | 0.42 |
3–5 times a week | 6 | 142 | 141 | 85% | 1.75 | 0.50–1.84 | 0.0006 |
More than 5 times a week | 3 | 155 | 155 | 97% | 2.39 | 0.60–4.18 | 0.009 |
Total | 10 | 324 | 324 | 92% | 1.4 | 0.75–2.05 | <0.0001 |