Table 2.
Trim-and-fill method for complete remission.
| Step 1a | ||||||
|
| ||||||
| Model | Pooled estimate | 95% CI | Asymptotic | |||
| Lower limit | Upper limit | z value | P value | Studies (n) | ||
| Fixed | 0.853 | 0.595 | 1.111 | 6.483 | 0 | 23 |
| Random | 0.866 | 0.587 | 1.144 | 6.096 | 0 | |
|
| ||||||
| Test for heterogeneity: Q = 24.331 on 22 degrees of freedom (P=0.330) | ||||||
| Moment-based estimate of between-studies variance = 0.043 | ||||||
|
| ||||||
| Step 2b | ||||||
| Trimming estimator: linear | ||||||
| Meta-analysis type: random effect model | ||||||
|
| ||||||
| Iteration | Estimate | Tn | # to trim | Diff | ||
| 1 | 0.866 | 184 | 4 | 276 | ||
| 2 | 0.796 | 197 | 5 | 26 | ||
| 3 | 0.79 | 200 | 6 | 6 | ||
| 4 | 0.784 | 200 | 6 | 0 | ||
|
| ||||||
| Step 3c | ||||||
| Filled meta-analysis | ||||||
|
| ||||||
| Model | Pooled | 95% CI | Asymptotic | Studies (n) | ||
| Estimate | Lower limit | Upper limit | z value | P value | ||
| Fixed | 0.78 | 0.529 | 1.03 | 6.104 | 0 | 29 |
| Random | 0.783 | 0.515 | 1.051 | 5.726 | 0 | |
aMeta-analysis was performed by combined results of all effects with a fixed model and random model. bThe trimming estimator of the random-effect model (through four iterations). cMeta-analysis was performed again after the inclusion of the missing studies.