Characteristics of the study sample at 1-year follow-up
| N (%) | |
|---|---|
| Total | 1038 (100) |
| Age | |
| 30–49 years | 151 (14.6) |
| 50–59 years | 299 (28.8) |
| ≥60 years | 588 (56.7) |
| Sex | |
| Male | 884 (85.2) |
| Female | 154 (14.8) |
| Education | |
| Low (≤9 years) | 413 (40.1) |
| Moderate (10–11 years) | 235 (22.8) |
| High (12–13 years) | 178 (17.3) |
| Unknown | 7 |
| Employment status | |
| Employed | 315 (30.4) |
| Not employed, unemployed, retired | 722 (69.6) |
| Unknown | 1 |
| BMI | |
| <25 kg/m2 | 246 (23.7) |
| 25–30 kg/m2 | 560 (54.0) |
| >30 kg/m2 | 231 (22.3) |
| Unknown | 1 |
| Smoking status (cotinine-validated) | |
| Never smoker | 307 (29.7) |
| Former smoker | 498 (48.2) |
| Current smoker | 229 (22.2) |
| Unknown | 4 |
| Frequency of strenuous physical activity | |
| Daily | 159 (15.3) |
| 5–6 times/week | 164 (15.8) |
| 2–4 times/week | 429 (41.3) |
| 1–4 times/month | 192 (18.5) |
| Rarely/never | 94 (9.1) |
| Number of affected vessels | |
| 1-vessel disease | 272 (27.5) |
| 2-vessel disease | 280 (28.3) |
| 3-vessel disease | 437 (44.2) |
| Unknown | 49 |
| LV function | |
| Not or only mildly impaired | 752 (78.7) |
| Moderately or severely impaired | 203 (21.3) |
| Unknown | 83 |
| History of myocardial infarction | |
| Yes | 602 (58.0) |
| No | 436 (42.0) |
| History of stroke | |
| Yes | 44 (4.6) |
| No | 919 (95.4) |
| Unknown | 75 |
| History of diabetes | |
| Yes | 190 (18.5) |
| No | 839 (81.5) |
| Unknown | 9 |
| History of hypertension | |
| Yes | 698 (68.0) |
| No | 328 (32.0) |
| Unknown | 12 |
| Self-reported health | |
| Poor/very poor | 49 (4.7) |
| Not so good | 142 (13.7) |
| Satisfactory | 473 (45.7) |
| Good/very good | 372 (35.9) |
| Unknown | 2 |
| Study centre | |
| Isny | 537 (51.7) |
| Bad Nauheim | 501 (48.3) |