Table 5: Survival of COPD and OHS patients: Univariate Analysis - Kaplan-Meier.

COPD
(n=51)
OHS
(n=34)
% SE in % % SE in %
1 year survival rate 83.3 5.4 85.1 6.2
2 year survival rate 72.8 6.8 72.1 8.0
3 year survival rate 55.2 8.1 68.3 8.4
Median survival time 47.3 Mo. 8.3 Mo. Not reached