All COPD patients (n=115) | COPD without IHD† (n=96) | COPD with IHD‡ (n=19) | p Value† vs ‡ | |
Age (years) | 69.7±8.7 | 68.9±8.9 | 74.0±5.9 | 0.019 |
Male gender | 67% | 65% | 79% | 0.224 |
FEV1 (% predicted) | 51.9±18.6 | 52.3±19.2 | 49.5±15.5 | 0.550 |
FEV1 (L) | 1.36±0.61 | 1.37±0.64 | 1.29±0.46 | 0.583 |
BMI (kg/m2) | 26.8±5.8 | 27.1±6.0 | 25.8±4.8 | 0.390 |
Current smoker | 28% | 28% | 26% | 0.872 |
Smoking (pack years) | 46 (30,72) | 44 (30,72) | 57 (40,79) | 0.110 |
Data are presented as percentage, mean ± SD or median (IQR) as appropriate.