Group | Case | Heterogeneity test | Model | Success rate | Confidence interval (95%CI) | Number of success | Number of patients | ||
---|---|---|---|---|---|---|---|---|---|
Q-value | P-value | I2 (%) | |||||||
Witness | 11 | 140.71 | < 0.001 | 95.0 | Random | 0.325 | 0.216, 0.458 | 561 | 2, 715 |
Telephone guidance | 5 | 4.99 | < 0.001 | 0.0 | Random | 0.273 | 0.227, 0.325 | 88 | 322 |
≤10 min | 108 | 3, 005.67 | < 0.001 | 95.9 | Random | 0.240 | 0.188, 0.302 | 1, 785 | 23, 862 |
Total | 124 | 3, 151.37 | < 0.001 | 96.1 | Random | 0.251 | 0.198, 0.311 | 2, 434 | 26, 899 |