Fig. 5From: The impact of the duration of the integrated disease management program on COPD-related outcomesCumulative incidence and hazard ratios of (A) COPD-related ER visits and (B) COPD-related hospitalizations within 1 year. *, **, and *** represent p < 0.05, p < 0.01, and p < 0.001, respectivelyBack to article page