Table 1.
Patient’s characteristics (n = 53)
| mean ± SD. | |
| BMI, body mass index; FFM, fat-free mass; FFMI, fat-free mass index; mMRC, modified Medical Research Council; GOLD, Global Initiative for Chronic Obstructive Lung Disease; CCI, Charlson comorbidity index; FVC, forced vital capacity; FEV1, forced expiratory volume in one second; QF, quadriceps femoris muscle force; PImax, maximum inspiratory mouth pressure; 6MWD, six-minute walk distance; CAT, chronic obstructive pulmonary disease assessment test; LPA, low-intensity physical activity; MVPA, moderate-to-vigorous intensity physical activity | |
| Age, years | 77 ± 6 |
| Gender, M/F | 46/7 |
| BMI, kg/m2 | 21.8 ± 4.1 |
| FFM, kg | 45.3 ± 8.9 |
| FFMI, kg/m2 | 16.2 ± 4.9 |
| mMRC scale, 0/1/2/3/4 | 5/19/14/10/5 |
| GOLD stage, I/II/III/IV | 15/14/21/3 |
| CCI | 1.8 ± 2.0 |
| FVC, L | 2.9 ± 1.2 |
| FEV1, L | 1.6 ± 0.8 |
| FEV1/FVC, % | 63.0 ± 26.4 |
| FEV1, %pred | 57.2 ± 19.1 |
| Hand grip strength, kg | 31.5 ± 8.2 |
| QF, kg | 38.1 ± 14.2 |
| PImax, cmH2O | 66.3 ± 27.5 |
| 6MWD, m | 360.1 ± 155.9 |
| Gait speed, m/s | 1.0 ± 0.3 |
| CAT, score | 13.7 ± 9.2 |
| LPA, min/day | 25.4 ± 16.7 |
| MVPA, min/day | 16.0 ± 21.7 |
| Steps/day | 3570 ± 3212 |