Demographic distribution of study participants and proportion of people who died or had a chronic obstructive pulmonary disease-related hospitalisation during follow-up
| n | Dead by year 11 n (% of row) | COPD hospitalisation by year 11 n (% of row) | |
|---|---|---|---|
| COPD, chronic obstructive pulmonary disease; GOLD, Global Initiative on Obstructive Lung Disease; LLN, lower limit of normal. | |||
| From the Cardiovascular Health Study (CHS) and follow-up. | |||
| *The categories in bold comprise the “potentially overdiagnosed” group of individuals. | |||
| Total | 4965 | 1621 | 935 |
| Age group (years) | |||
| 65–71 | 439 | 77 (17.5) | 74 (16.9) |
| 72–75 | 1682 | 337 (20.0) | 268 (15.9) |
| 76–79 | 1169 | 336 (28.7) | 241 (20.6) |
| 80–83 | 860 | 346 (40.2) | 184 (21.4) |
| 84–87 | 510 | 285 (55.9) | 107 (21.0) |
| >88 | 305 | 240 (78.7) | 61 (20.0) |
| Sex | |||
| Women | 2810 | 728 (25.9) | 457 (16.3) |
| Men | 2155 | 893 (41.4) | 478 (22.2) |
| Race | |||
| White | 4735 | 1538 (32.5) | 893 (18.9) |
| Black | 230 | 83 (36.1) | 42 (18.3) |
| Smoking status | |||
| Current smoker | 574 | 236 (41.1) | 245 (42.7) |
| Former smoker | 2112 | 734 (34.8) | 443 (21.0) |
| Never smoker | 2279 | 651 (28.6) | 247 (10.8) |
| GOLD category* | |||
| GOLD 3 or 4 (<LLN) | 243 | 134 (55.1) | 158 (65.0) |
| GOLD 3 or 4 (⩾LLN) | 6 | 2 (33.3) | 2 (33.3) |
| GOLD 2 (<LLN) | 424 | 167 (39.4) | 182 (42.9) |
| GOLD 2 (⩾LLN) | 266 | 106 (39.9) | 70 (26.3) |
| GOLD 1 (<LLN) | 289 | 123 (42.6) | 84 (29.1) |
| GOLD 1 (⩾LLN) | 862 | 315 (36.5) | 143 (16.6) |
| GOLD 0 | 921 | 272 (29.5) | 93 (14.2) |
| Restricted | 653 | 196 (30.0) | 115 (12.5) |
| Normal | 1301 | 306 (25.3) | 88 (6.8) |
| Total | 4965 | 1621 (32.7) | 935 (18.8) |