Table 1.
Baseline characteristics of the study population
| Characteristic | Usual care | SPACE for COPD |
|---|---|---|
| Sex, male:female | 13:26 | 15:24 |
| Age, years | 68.33 (7.73) | 67.64 (8.54) |
| FEV1, L | 0.95 (0.36) | 0.96 (0.45) |
| FEV1, % | 42.45 (11.73) | 40.47 (15.71) |
| FEV1/FVC ratio, % | 42.77 (10.54) | 47.09 (13.95) |
| Body mass index | 23.75 (5.61) | 25.49 (5.97) |
| Smoking status (n) | ||
| Current:Ex:Never | 18:21:0 | 14:24:1 |
| Smoking pack years | 48.33 (29.02) | 52.39 (34.32) |
| Disease duration, years | 6.90 (5.99) | 7.89 (7.43) |
| Marital status (n) | ||
| Married:partner:divorced: widowed:single | 12:2:11:12:2 | 18:4:8:7:2 |
| Lives (n) | ||
| Alone:with partner:with family | 19:12:8 | 14:17:8 |
| GOLD stage (n) | ||
| I:II:III:IV | 0:10:12:12 | 0:10:16:11 |
| Medical Research Council dyspnea grade | 4 (3–5) | 4 (3–5) |
| 2:3:4:5 (n) | 6:5:13:15 | 4:7:12:16 |
| Exercise history (n) | ||
| Current:previous:never | 6:22:11 | 6:20:13 |
Note: Values are mean (SD) or median (interquartile range).
Abbreviations: SD, standard deviation; SPACE, Self-management Program of Activity, Coping, and Education; FEV1, forced expiratory volume in 1 second; FVC, forced vital capacity; GOLD, Global Initiative for chronic Obstructive Lung Disease.