| Group A | Group B | p |
---|---|---|---|
(N = 30) | (N = 25) | ||
Mean ± SD | Mean ± SD | ||
AGE (years) | 73.2 ± 8.7 | 73.9 ± 7.7 | NS |
BMI (Kg/m2) | 30.8 ± 8.8 | 29.3 ± 7.9 | NS |
PaO2 (mmHg) | 58.2 ± 4.9 | 58.2 ± 6.4 | NS |
PaCO2 (mmHg) | 45.0 ± 4.4 | 43.9 ± 5.4 | NS |
FEV1 (% pred.) | 41.7 ± 14.6 | 44.0 ± 14.6 | NS |
VC (% pred.) | 70.0 ± 22.9 | 71.3 ± 25.5 | NS |
RV (% pred.) | 116.0 ± 48.7 | 115.8 ± 51.5 | NS |
DLCO (% pred.) | 58.1 ± 23.6 | 61.7 ± 33.5 | NS |
MRC | 4.96 ± 0.73 | 4.04 ± 0.76 | NS |
6MWT (meters) | 236.4 ± 91.4 | 249.3 ± 74.2 | NS |