Table 1.
Patient Demographic Characteristics
| Characteristics | N | AMC-FAS Population |
|---|---|---|
| Sex (male), n (%) | 417 | 358 (85.9) |
| Age (years) | 417 | 73.6 (7.5) |
| BMI (kg/m2) | 417 | 22.4 (3.4) |
| Smoking status, n (%) | 417 | |
| Currently smoke | 50 (12.0) | |
| Smoked in the past | 350 (83.9) | |
| Never smoked | 17 (4.1) | |
| Pack years | 400 | 53.1 (32.0) |
| Time since COPD onset (years) | 412 | 6.2 (5.2) |
| Body fat percentage (%) | 120 | 26.9 (6.9) |
| Lean body mass (kg) | 120 | 43.6 (8.5) |
| Muscle mass (kg) | 120 | 41.0 (8.2) |
| FFMI (kg/m2) | 120 | 16.2 (2.0) |
| CAT score | 417 | 10.1 (6.7) |
| mMRC dyspnea score | 415 | 1.1 (0.9) |
Note: Data are shown as mean (SD) unless otherwise stated.
Abbreviations: AMC-FAS, activity monitor classification-full analysis set; BMI, body mass index; CAT, COPD Assessment Test; COPD, chronic obstructive pulmonary disease; FFMI, fat free mass index; mMRC, modified Medical Research Council; SD, standard deviation.