Table 1.
Baseline characteristics of study participants (N = 4052)
| Patients’ characteristics | n (%) |
|---|---|
| Age, y, mean (SD) | 65.93 (9.84) |
| Sex (male), n (%) | 3239 (79.94) |
| Left ventricular ejection fraction, n (%) | |
| > 50% | 2645 (65.28) |
| 35–50% | 475 (11.72) |
| 20–34% | 110 (2.71) |
| < 20% | 24 (0.59) |
| Not done | 798 (19.69) |
| HADS-depression, mean (SD) | 14.44 (2.93) |
| HADS-anxiety, mean (SD) | 17.04 (4.26) |
| Diabetes mellitus, n (%) | 1106 (27.30) |
| Hypertension, n (%) | 3124 (77.10) |
| Hyperlipidemia, n (%) | 3285 (81.07) |
| Prior MI, n(%) | 647 (15.97) |
| Prior thrombolytic therapy, n (%) | 5 (0.12) |
| BMI, mean (SD) | 30.39 (44.18) |
| Smoking, n (%) | 445 (11.31) |
| SAQ subscales, mean (SD) | |
| Physical limitation | 60.93 (20.75) |
| Angina stability | 71.00 (29.64) |
| Angina frequency | 78.96 (23.18) |
| Treatment satisfaction | 82.21 (17.31) |
| Disease perception | 61.39 (25.25) |
NB: Data are presented as frequencies (n or N), percentages (%), standard deviation (SD), HADS: anxiety and depression scale, MI myocardial infarction, BMI body mass index, SAQ Seattle Angina Questionnaire, SD standard deviation