Characteristics of subjects
| Subject | Sex | Age yrs | Height cm | Weight kg | FVC L | FEV1 L | FEV1 % pred |
| 1 | M | 22 | 181 | 72 | 4.9 | 4.3 | 87 |
| 2 | M | 23 | 176 | 69 | 4.2 | 4.1 | 87 |
| 3 | F | 24 | 171 | 61 | 3.9 | 3.5 | 94 |
| 4 | M | 25 | 195 | 92 | 5.8 | 4.6 | 86 |
| 5 | M | 23 | 183 | 80 | 5.2 | 4.4 | 88 |
| 6 | M | 27 | 180 | 79 | 5.8 | 5.1 | 107 |
| 7 | F | 21 | 162 | 67 | 3.0 | 2.9 | 83 |
| 8 | F | 22 | 168 | 66 | 4.0 | 3.8 | 106 |
| 9 | F | 27 | 152 | 49 | 2.9 | 2.7 | 87 |
| 10 | F | 26 | 164 | 62 | 4.0 | 3.8 | 110 |
| 11 | F | 27 | 158 | 63 | 3.5 | 3.2 | 99 |
| 12 | F | 23 | 158 | 59 | 3.8 | 3.4 | 101 |
| 13 | M | 24 | 181 | 82 | 5.2 | 4.5 | 92 |
| 14 | M | 26 | 177 | 76 | 5.3 | 4.9 | 103 |
| 15 | M | 21 | 178 | 71 | 5.2 | 5.0 | 103 |
| Mean±sd | 24±2 | 172±12 | 70±11 | 4.4±1 | 4.0±0.8 | 96±9 |
FVC: forced vital capacity; FEV1: forced expiratory volume in one second; % pred: percentage of predicted; M: male; F: female.