| Independent variable | Estimate | p-value |
| Mortality | ||
| Forced expiratory volume in 1 s % predicted | 0.982 (0.969–0.996) | 0.011 |
| Age years | 1.052 (1.021–1.085) | <0.001 |
| Body mass index kg·m−2 | 0.931 (0.882–0.983) | 0.01 |
| Fat-free mass index kg·m−2 | 1.146 (1.036–1.267) | 0.008 |
| Number of comorbidities | 1.100 (1.001–1.210) | 0.048 |
| 6-min walking distance m | 0.997 (0.996–0.999) | 0.002 |
| Hospitalisations | ||
| Modified Medical Research Council dyspnoea score | 1.246 (1.119–1.387) | <0.001 |
| Forced expiratory volume in 1 s % predicted | 0.974 (0.966–0.982) | <0.001 |
| Exacerbations in previous 12 months | 1.195 (1.123–1.270) | <0.001 |
| Age years | 1.021 (1.005–1.038) | 0.01 |
| Body mass index kg·m−2 | 0.979 (0.960–0.999) | 0.04 |
| Hypertension | 0.669 (0.526–0.851) | 0.001 |
| Angina | 0.565 (0.371–0.858) | 0.007 |
| Osteoarthritis | 0.695 (0.489–0.987) | 0.042 |
| Diabetes | 0.604 (0.392–0.932) | 0.023 |
| Depression requiring treatment | 0.657 (0.473–0.912) | 0.012 |
| Number of comorbidities | 1.209 (1.113–1.314) | <0.001 |
| Arterial oxygen saturation % | 0.929 (0.902–0.956) | <0.001 |
Data are presented as hazard ratio (95% confidence interval), unless otherwise stated.