Table 1.
Demographic and clinical characteristics of patients with idiopathic pulmonary fibrosis
| N available | Total | |
|---|---|---|
| Gender (male/female), n | 608 | 491 (80.8)/ 117 (19.2) |
| Age, mean years (SD) | 608 | 70.2 (9.2) |
| Weight mean kg (SD) a | 549 | 77.0 (14.2) |
| Height mean cm (SD) b | 547 | 165.0 (8.9) |
| Body mass index, Kg/m2 (SD) b | 547 | 28.2 (4.2) |
| Smoking habits, n (%) | 608 | |
| Never-smoker | 164 (27.3) | |
| Ex-smoker | 382 (63.7) | |
| Smoker | 54 (9.0) | |
| Charlson comorbidity index, mean (SD) c | 563 | 3.5 (1.7) |
| Estimated 10-year survival, mean % (SD) d | 607 | 59.8 (29.6) |
| Occupational exposure to, n (%) | 608 | |
| Inorganic particles | 131 (23.2) | |
| Organic particles | 120 (21.4) | |
| Potentially harmful aerosols | 63 (11.3) | |
| Family history, n (%) | 608 | |
| IPF | 57 (9.7) | |
| Other DILD | 23 (4.2) | |
| Time from diagnosis to inclusion in the registry, mean years (SD) | 608 | 1.7 (2.2) |
| Months from the onset of symptoms to diagnosis, mean (SD) e | 547 | 20.4 (21.4) |
| Main comorbidities, n (%) | 608 | |
| Diabetes mellitus with no target organ damage | 89 (15.8) | |
| Other chronic pulmonary disease | 88 (15.6) | |
| Gastroesophageal reflux | 74 (12.8) | |
| Pulmonary emphysema | 70 (12.1) | |
| Coronary artery disease | 50 (8.6) | |
| Myocardial infarction | 46 (8.2) | |
| Pulmonary hypertension | 36 (6.2) | |
| Malignancies | 30 (5.3) | |
| Sleep apnoea-hypopnea syndrome | 29 (5.0) | |
| Peripheral vascular disease | 24 (4.3) |
SD standard deviation, IPF idiopathic pulmonary fibrosis, DILD diffuse interstitial lung disease. Calculated over: a 549 patients, b 547 patients, c 563 patients, d 607 patients, e 547 patients