Table 1.
Sociodemographic and chronic obstructive pulmonary disease (COPD)-related characteristics (n = 70).
| Characteristics | n | % |
|---|---|---|
| Sex, Male | 65 | 92.9 |
| Smoking status | ||
| Current smoker | 7 | 10.0 |
| Past smoker | 58 | 82.9 |
| Never smoked | 5 | 7.1 |
| Impact of symptoms (CAT score range) | ||
| Low (<10) | 13 | 18.6 |
| Medium (10–20) | 15 | 21.4 |
| High (21–30) | 33 | 47.1 |
| Very high (>30) | 9 | 12.9 |
| mMRC grade | ||
| Grade 0 | 2 | 2.9 |
| Grade 1 | 11 | 15.7 |
| Grade 2 | 11 | 15.7 |
| Grade 3 | 34 | 48.6 |
| Grade 4 | 12 | 17.1 |
| GOLD 2017 classification | ||
| A | 3 | 4.3 |
| B | 6 | 8.6 |
| C | 8 | 11.4 |
| D | 53 | 75.7 |
| Characteristics | Mean | SD |
| Age | 68.6 | 8.7 |
| Duration of COPD (years) | 6.7 | 7.5 |
| Number of packs per year | 31.1 | 22.3 |
| Number of exacerbations in the last 12 months | 2.4 | 2.1 |
| Length of hospitalization | 9.7 | 4.7 |
| CAT score | 20.1 | 8.5 |
CAT: COPD Assessment Test; mMRC: Modified Medical Research Council; COPD: chronic obstructive pulmonary disease.