Anthropometric and spirometric data in low and normal weight chronic obstructive pulmonary disease(COPD)
| Variables | Low weight COPD | Normal weight COPD | p-value |
| n | 7 | 8 | |
| Age yrs | 68±7 | 66±9 | ns |
| Height cm | 154±10 | 166±8 | <0.05 |
| Weight kg | 42±5 | 67±14 | <0.001 |
| BMI | 17.9±1.2 | 24.2±3.7 | <0.001 |
| FVC % pred | 75±13 | 71±14 | ns |
| FEV1 % pred | 45±12 | 42±7 | ns |
| FEV1/FVC % | 47±7 | 47±8 | ns |
Data are presented as mean±sd, unless otherwise stated. BMI: body mass index; FVC: forced vital capacity; FEV1: forced expiratory volume in one second; % pred: % predicted; ns: nonsignificant.