Table 5.
Characteristics of Participants According to Self-Reported Physical Activity (Impaired vs Preserved)
| Impaired Physical Activity | Preserved Physical Activity | p-value | |
|---|---|---|---|
| n = 225 | n = 265 | ||
| Characteristics | |||
| Age (mean, SD) | 68.9 (8.6) | 65.0 (8.3) | < 0.001 |
| 40–59 years (n, %) | 32 (14.2) | 58 (21.9) | < 0.001 |
| 60–69 years (n, %) | 73 (32.4) | 132 (49.8) | |
| 70+ years (n, %) | 120 (53.4) | 75 (28.3) | |
| Sex, female (n, %) | 87 (38.7) | 100 (37.7) | 0.833 |
| BMI (mean, SD) | 26.5 (5.9) | 26.5 (5.0) | 0.496 |
| Smoking | |||
| Current smoker (n, %) | 74 (34.3) | 82 (31.9) | 0.575 |
| Former smoker (n, %) | 120 (55.6) | 154 (59.9) | |
| Never smoker (n, %) | 22 (10.2) | 21 (8.2) | |
| GOLD groups | |||
| A and B (n, %) | 150 (66.7) | 231 (87.2) | < 0.001 |
| E (n, %) | 75 (33.3) | 34 (12.8) | |
| FEV1%-predicted (mean, SD) | 49.3 (16.0) | 59.5 (15.9) | < 0.001 |
| Exacerbations | |||
| 0 (n, %) | 87 (39.4) | 165 (64.5) | < 0.001 |
| 1 (n, %) | 73 (33.0) | 66 (25.8) | |
| ≥ 2 (n, %) | 61 (27.6) | 25 (9.9) | |
| Comorbidities | |||
| Arterial hypertension (n, %) | 112 (49.8) | 113 (42.6) | 0.114 |
| Diabetes mellitus (n, %) | 43 (19.1) | 34 (12.8) | 0.057 |
| Heart disease (n, %) | 51 (22.7) | 30 (11.3) | < 0.001 |
| Osteoporosis (n, %) | 31 (13.8) | 24 (9.1) | 0.100 |
| SGRQ-C | |||
| Total (mean, SD) | 54.9 (18.6) | 24.3 (15.5) | < 0.001 |
| Impact (mean, SD) | 45.3 (21.3) | 12.1 (12.9) | < 0.001 |
| Symptoms (mean, SD) | 61.6 (21.5) | 39.7 (22.0) | < 0.001 |
| Activity (mean, SD) | 64.9 (20.5) | 34.7 (22.8) | < 0.001 |
| PHQ-9 | |||
| Total (mean, SD) | 7.8 (5.0) | 3.2 (3.3) | < 0.001 |
| Pain | |||
| Total (mean, SD) | 3.1 (2.1) | 2.0 (1.6) | < 0.001 |
| Symptoms | |||
| Cough – several days a week (n, %) | 130 (58.3) | 108 (41.4) | < 0.001 |
| Phlegm – several days a week (n, %) | 121 (54.3) | 93 (35.5) | < 0.001 |
| Dyspnea – several days a week (n, %) | 201 (91.0) | 166 (62.9) | < 0.001 |