Table 2.
Description of sample characteristics for the Hospital Maciel, Montevideo, and the PLATINO study samples in individuals with COPD defined using the post-bronchodilator FEV1/FVC <0.70 definition
| Variable | Hospital Maciel, Montevideo | PLATINO study |
|---|---|---|
| n (%) [N=439] | n (%) [N=450] | |
| Sex | ||
| Female | 191 (43.5) | 166 (36.9) |
| Male | 248 (56.5) | 284 (63.1) |
| Age (complete years) | ||
| 40–49 | 35 (8.0) | 67 (14.9) |
| 50–59 | 138 (31.4) | 122 (27.1) |
| 60+ | 266 (60.6) | 261 (58.0) |
| Pack-years smoked during life | ||
| <20 | 67 (15.3) | 185 (41.1) |
| 20–30 | 62 (14.1) | 84 (18.7) |
| >30 | 310 (70.6) | 181 (40.2) |
| Dyspnea | ||
| No | 81 (18.5) | 222 (49.9) |
| Yes | 358 (81.5) | 223 (50.1) |
| Chronic phlegm | ||
| No | 111 (25.3) | 298 (66.2) |
| Yes | 328 (74.7) | 152 (33.8) |
| Chronic cough | ||
| No | 76 (17.3) | 280 (62.2) |
| Yes | 363 (82.7) | 170 (37.8) |
| Previous spirometry performed during life | ||
| No | 390 (88.8) | 351 (78.0) |
| Yes | 49 (11.2) | 99 (22.0) |
| GOLD 2007 classification | ||
| I | 83 (18.9) | 247 (54.9) |
| II | 236 (53.7) | 171 (38.0) |
| III | 100 (22.8) | 25 (5.6) |
| IV | 20 (4.6) | 7 (1.56) |