| Non-survivors | Survivors | p Value | |
| n = 140 | n = 242 | ||
| Male sex, n (%) | 87 (62) | 105 (43) | <0.001 |
| Smoking, n (%) | 24 (17) | 20 (8) | 0.012 |
| Hypertension, n (%) | 52 (37) | 53 (22) | 0.001 |
| Diabetes, n (%) | 15 (11) | 12 (5) | 0.040 |
| Ischaemic heart disease, n (%) | 38 (27) | 32 (13) | 0.001 |
| Myocardial infarction, n (%) | 24 (17) | 14 (6) | 0.001 |
| Angina, n (%) | 26 (19) | 20 (8) | 0.005 |
| Q-wave, n (%) | 8 (6) | 6 (2) | 0.16 |
| Cardiovascular medication, n (%) | 84 (60) | 96 (40) | <0.001 |
| Body mass index (kg/m2) | 26 (3) | 26 (4) | 0.91 |
| Waist circumference (cm) | 93 (10) | 91 (10) | 0.029 |
| Total/HDL cholesterol ratio | 4.6 (1.3) | 4.2 (1.2) | 0.006 |
| Supine heart rate (bpm) | 67 (12) | 67 (11) | 0.93 |
| Supine systolic blood pressure (mm Hg) | 166 (24) | 165 (26) | 0.44 |
| Supine diastolic blood pressure (mm Hg) | 84 (10) | 84 (10) | 0.98 |
| Echocardiography | |||
| LV mass index (g/m2) | 104 (33)* | 88 (21)* | <0.001 |
| LV ejection fraction (%) | 56 (12)* | 62 (8)* | <0.001 |
| LV hypertrophy, n (%) | 43 (41)* | 34 (16)* | <0.001 |
| LV systolic dysfunction, n (%) | 28 (21)* | 9 (4)* | <0.001 |
Values are number of participants (percentages) or mean (SD).
*Values for left ventricular (LV) mass index and LV ejection fraction were missing in n = 33 and n = 5, respectively, among non-survivors and in n = 37 and n = 14, respectively, among survivors.