Table 1.
Baseline characteristics, disease type, exercise capacity and health-related quality of life of the study participants
| Exercise training group | Control group | |
|---|---|---|
| n =18 | n =17 | |
| Mean (SD) | Mean (SD) | |
| Age, yr | 70 (7) | 72 (6) |
| Height, cm | 170 (5) | 175 (6) |
| Weight, kg | 80 (13) | 85 (11) |
| BMI, kg/m2 | 27 (4) | 28 (3) |
| ARPD | 11 | 13 |
| Asbestosis | 3 | 2 |
| Asbestosis + ARPD | 1 | 1 |
| Silicosis | 2 | 1 |
| Mixed-dust pneumoconiosis | 1 | 0 |
| FVC, L | 3.4 (0.9) | 3.5 (0.8) |
| FVC, % pred | 86 (23) | 86 (18) |
| FEV1, L | 2.1 (0.6) | 2.4 (0.6) |
| FEV1, % pred | 75 (23) | 81 (16) |
| FEV1/FVC, % | 64 (11) | 69 (7) |
| FEV1/FVC, % pred | 88 (16) | 95 (10) |
| TLC, % pred | 83 (20) | 79 (15) |
| FRC, % pred | 82 (28) | 77 (15) |
| RV, % pred | 77 (34) | 72 (19) |
| DLCO, % pred | 54 (15) | 57 (13) |
| KCO, % pred | 77 (22) | 82 (19) |
| Smoking history, pack year | 18 (18) | 16 (25) |
| 6MWD, m | 474 (77) | 469 (81) |
| SGRQ Total | 30 (15) | 29 (19) |
| SGRQ Activity | 42 (21) | 42 (28) |
| SGRQ Symptoms | 38 (19) | 32 (20) |
| SGRQ Impacts | 20 (14) | 20 (17) |
| CRQ Total | 105 (13) | 100 (13) |
| CRQ Dyspnoea | 17 (7) | 20 (6) |
| CRQ Fatigue | 20 (5) | 21 (3) |
| CRQ Emotional Function | 40 (7) | 40 (6) |
| CRQ Mastery | 23 (4) | 23 (4) |
| Average daily steps | 7897 (2557) | 8347 (3981) |
| Average daily EE, cal | 2373 (349) | 2660 (521) |
| Average daily METs | 1.3 (0.1) | 1.3 (0.2) |
n = number; SD = standard deviation; yr = year; cm = centimetre; kg = kilogram; BMI = body mass index; m = metre; ARPD = asbestos related pleural disease; FVC = forced vital capacity; L = litre; % pred = percentage of predicted value; FEV1 = forced expiratory volume in one second; TLC = total lung capacity; FRC = functional residual capacity; RV = residual volume; DLCO = diffusing capacity for carbon monoxide; KCO = carbon monoxide transfer coefficient; 6MWD = six-minute walk distance; SGRQ = St George’s Respiratory Questionnaire; CRQ = Chronic Respiratory Disease Questionnaire; EE = energy expenditure; cal = calorie; MET = metabolic equivalent.