TABLE 2.
Symptoms and health-related quality of life questionnaire scores (A) and PA triaxial accelerometry monitoring (B).
| COPD | CON | P | ||
|---|---|---|---|---|
| A | ||||
| CAT | 16 [6–29] | 5 [0–18] | 0.001 | |
| mMRC | 2 [0–4] | 0 [0–1] | 0.01 | |
| SGRQ score | ||||
| Total | 36 [11–73] | 6 [0–48] | 0.0002 | |
| Active | 48 [12–100] | 12 [0–66] | 0.0001 | |
| Symptom | 30 [0–56] | 7 [0–48] | 0.005 | |
| Impacts | 31 [0–80] | 0 [0–39] | 0.001 | |
| SF-36 total score | ||||
| Mental component summary | 46 [35–63] | 51 [33–61] | 0.405 | |
| Physical component summary | 39 [22–55] | 55 [34–62] | 0.0006 | |
| Physical functioning scale | 38 [19–55] | 53 [28–57] | 0.001 | |
| Role-physical scale | 37 [18–57] | 57 [35–57] | 0.0002 | |
| Body pain scale | 55 [37–62] | 62 [33–61] | 0.64 | |
| General health scale | 39 [26–53] | 46 [38–63] | 0.009 | |
| B | ||||
| Days of monitoring (n) | 6.2 (±0.4) | 6.0 (±0.0) | 1.000 | |
| Daytime VMU·min−1 (count) | 300 (±170) | 481 (±113) | 0.042 | |
| Steps per day (n) | 4738 (±3194) | 6372 (±2107) | 0.286 | |
A. Questionnaire scores are median [range min–max]. B. Data are mean (±SD). For SF-36, the mental and physical component summaries are aggregate scores. Bold font indicates significance at P < 0.05.