Figure 7From: The effects of long-acting bronchodilators on total mortality in patients with stable chronic obstructive pulmonary disease The Effects of Tiotropium on Total Mortality Using Clinical Trials That Used Placebo or Ipratropium Bromide As The Main Comparator. Abbreviations: CI, confidence interval; ICS/LABA, inhaled corticosteroids/long-acting beta-2 agonist combination; M-H, Mantel-HanzelBack to article page