Outcomes | No. of studies | No. of participants | Statistical method | Effect size | P | Heterogeneity | |
---|---|---|---|---|---|---|---|
I2 | P | ||||||
Station 1 | 2 [36, 43] | 491 | Odds ratio (M-H, fixed, 95% CI) | 1.32 [0.33, 5.35] | 0.70 | 0% | 0.40 |
Station 3 | 2 [36, 43] | 492 | Odds ratio (M-H, fixed, 95% CI) | 0.98 [0.38, 2.51] | 0.96 | 0% | 1.00 |
Station 4sb | 2 [36, 43] | 491 | Odds ratio (M-H, fixed, 95% CI) | 0.42 [0.03, 6.77] | 0.54 | NA | NA |
Station 4d | 2 [36, 43] | 491 | Odds ratio (M-H, fixed, 95% CI) | 1.13 [0.38, 3.37] | 0.82 | 0% | 0.67 |
Station 5 | 3 [17, 36, 43] | 384 | Odds ratio (M-H, fixed, 95% CI) | 1.68 [0.07, 42.69] | 0.75 | NA | NA |
Station 6 | 3 [17, 36, 43] | 621 | Odds ratio (M-H, fixed, 95% CI) | 1.42 [0.40, 5.05] | 0.59 | 70% | 0.04 |
Station 7 | 2 [36, 43] | 490 | Odds ratio (M-H, fixed, 95% CI) | 1.64 [0.57, 4.76] | 0.36 | 45% | 0.18 |
Station 8 | 2 [36, 43] | 471 | Odds ratio (M-H, fixed, 95% CI) | 0.83 [0.12, 5.95] | 0.85 | 0% | 0.52 |
Station 9 | 2 [36, 43] | 469 | Odds ratio (M-H, fixed, 95% CI) | 0.84 [0.15, 4.72] | 0.84 | NA | NA |
Station 11p | 2 [36, 43] | 426 | Odds ratio (M-H, fixed, 95% CI) | 2.39 [0.25, 23.04] | 0.45 | 0% | 0.59 |