From: Improving the evaluation of COPD exacerbation treatment effects by accounting for early treatment discontinuations: a post-hoc analysis of randomized clinical trials
Frailty variance
Association (α)
Estimate (SE)*
Dataset A
1.84 (0.13)
0.99 (0.11)
Dataset B
0.87 (0.10)
1.84 (0.24)
Dataset C
2.17 (0.20)
1.28 (0.23)
Dataset D
1.34 (0.11)
0.93 (0.18)
Dataset E
0.74 (0.06)
0.83 (0.16)