Comparison 2. LABA/ICS combination plus tiotropium versus LABA/ICS combination plus placebo.
| Outcome or subgroup title | No. of studies | No. of participants | Statistical method | Effect size |
|---|---|---|---|---|
| 1 FEV1 GIV | 1 | Mean Difference (Fixed, 95% CI) | Totals not selected | |
| 2 Adverse event | 1 | Odds Ratio (M-H, Fixed, 95% CI) | Totals not selected | |
| 3 Withdrawal | 1 | Odds Ratio (M-H, Fixed, 95% CI) | Totals not selected | |
| 4 FEV1 | 1 | Mean Difference (IV, Fixed, 95% CI) | Totals not selected |