Table 4.
Multivariate Analysis of ≥2.0 METs Activity Time
| Factors | Coefficient | Standard Error | p-value |
|---|---|---|---|
| Sex | |||
| Female | Reference | ||
| Male | −41.2201 | 12.8688 | 0.0015 |
| GOLD stage | |||
| I | Reference | ||
| II | −18.7581 | 10.3981 | 0.0720 |
| III | −49.6694 | 12.0910 | <0.0001 |
| IV | −127.5926 | 26.0385 | <0.0001 |
| Job status | |||
| Employed | Reference | ||
| Not employed | −66.3723 | 9.2198 | <0.0001 |
| Live with anybody? | |||
| Yes | Reference | ||
| No | −35.0297 | 12.2164 | 0.0044 |
Abbreviations: COPD, chronic obstructive pulmonary disease; GOLD, Global Initiative for Chronic Obstructive Lung Disease; MET, metabolic equivalent.