Description of sociodemographic and clinical characteristics
| Variables | N (%) |
|---|---|
| Age | |
| < 50 years | 26 (38.8) |
| ≥ 50 years | 41 (61.2) |
| Gender | |
| Male | 15 (22.4) |
| Female | 52 (77.6) |
| Habitat | |
| Rural | 49 (76.6) |
| Urban | 15 (23.4) |
| Marital status | |
| Married | 40 (75.5) |
| Unmarried | 13 (24.5) |
| Level of education | |
| Illiterate | 34 (77.3) |
| Literate | 10 (22.7) |
| Profession | |
| Unemployed | 24 (54.5) |
| Employed | 20 (45.5) |
| Lives | |
| Alone | 4 (7.1) |
| With family | 52 (92.9) |
| Step | |
| I or II | 10 (17.9) |
| III or IV | 46 (82.1) |
| Level of control | |
| Well controlled | 37 (66.1) |
| Poorly controlled | 19 (33.9) |
| Comorbidity | |
| Hypertension | 10 (14.9) |
| Diabetes | 10 (14.9) |
| Cardiac disease | 7 (10.4) |
| Surgical antecedents | 17 (25.8) |
| Smokers/ex-smokers | 10 (14.9) |
| Cough | 27 (40.3) |
| Dyspnea stage mMRC ≥ 2 | 18 (26.9) |
| Cyanosis | 8 (14.0) |
| Sputum | 15 (22.4) |
| Wheezing | 30 (44.8) |
| Pain | 6 (9.0) |
| Hemoptysis | 6 (9.0) |
| Infection | 14 (20.9) |
| Fatigue | 16 (23.9) |
| Weight loss | 11 (16.4) |
| Anorexia | 8 (11.9) |
| Patient under oxygen therapy | |
| Yes | 6 (9.0) |
| No | 61 (91.0) |
| Number of treatments | |
| < 2 | 20 (29.9) |
| ≥ 2 | 47 (70.1) |
| Number of exacerbations | |
| < 2/year | 39 (58.2) |
| ≥ 2/year | 28 (41.8) |
| Number of hospitalizations | |
| < 2/year | 59 (88.1) |
| ≥ 2/year | 8 (11.9) |
| Duration of disease: mean (± SD) | 11.9 ± 8.8 |
| FEV1: mean (± SD) | 1.7 ± 0.8 |
The missing data are due to non-responders and potential input errors or incomplete information from medical records. FEV1: forced expiratory volume in 1 second; mMRC: Modified Medical Research Council Dyspnoea Scale