Table 1– Incidence of acute exacerbation (AE) and rapid deterioration (RD)
Incidence#AERD
1-yr58 (14.2)97 (23.0)
2-yr71 (18.8)124 (31.2)
3-yr75 (20.7)134 (35.4)

  • Data are presented as n (%). The cumulative incidences of AE, excluding patients first presented at the time of AE, are 11.6% (1-yr), 16.3% (2-yr) and 18.2% (3-yr). #: first event; : 14 patients first presented at the time of AE.