Figures & data
Table 1 Included studies
Figure 1 Flowchart for the selection of studies.
![Figure 1 Flowchart for the selection of studies.](/cms/asset/247735b6-d5c9-45c1-8b77-8225363cb419/dcop_a_93191_f0001_b.jpg)
Table 2 Summary of efficacy outcomes
Figure 3 The efficacy of triple therapy compared with tiotropium monotherapy.
Abbreviations: FEV1, forced expiratory volume in the first second; TIO, tiotropium; SGRQ, St George Respiratory Questionnaire; ICS, inhaled corticosteroid; LABA, long-acting β2-agonist; SD, standard deviation; RR, relative risk; CrI, credible interval; MD, mean difference.
![Figure 3 The efficacy of triple therapy compared with tiotropium monotherapy.](/cms/asset/27013246-b346-4152-a6f3-12ce30cec427/dcop_a_93191_f0003_b.jpg)
Table 3 Summary of adverse events