Table 8.
Items (months) | Test for heterogeneity | Analysis model | Test for overall effect | WMD or SMD | 95% CI | ||
---|---|---|---|---|---|---|---|
I2 (%) | P | Z | P | ||||
3 | 0 | 0.36 | Fixed | 0.49 | 0.62 | 9.75 | (− 28.96, 48.47) |
6 | 0 | 0.97 | Fixed | 0.75 | 0.46 | 14.82 | (− 24.12, 53.77) |
Items (months) | Test for heterogeneity | Analysis model | Test for overall effect | WMD or SMD | 95% CI | ||
---|---|---|---|---|---|---|---|
I2 (%) | P | Z | P | ||||
3 | 0 | 0.36 | Fixed | 0.49 | 0.62 | 9.75 | (− 28.96, 48.47) |
6 | 0 | 0.97 | Fixed | 0.75 | 0.46 | 14.82 | (− 24.12, 53.77) |