Table 2.
Age-standardized mean values and prevalence of risk factors in men by ECG abnormality group
| ECG abnormalities | ||||||
|---|---|---|---|---|---|---|
| Mean values and prevalence | Definite MI | Possible MI | Left VH | Ischemia | Marginal or absent | P from Anova |
| n = 45 | n = 51 | n = 263 | n = 258 | n = 4810 | ||
| Age, years, mean (SD) | 54.7 (6.49) | 53.9 (6.25) | 51.3a (7.44) | 54.2c (6.88) | 51.1a,b,d (6.87) | < 0.001 |
| Systolic BP, mmHg, mean (SD) | 142.9 (25.7) | 152.1 (32.) | 153.2a(25.4) | 154.7 a (24.5) | 142.7b,c,d (20.9) | < 0.001 |
| Diastolic BP, mmHg, mean (SD) | 91.3 (13.0) | 94.7 (21.4) | 97.4 (13.0) | 96.6 (14.0) | 91.3c,d (12.4) | < 0.001 |
| BMI, kg/m2, mean (SD) | 27.6 (4.82) | 29.0 (4.43) | 27.2 (4.04) | 29.2 c (4.78) | 27.6d (4.56) | < 0.001 |
| Total cholesterol, mmol/L, mean (SD) | 6.29 (1.21) | 6.12 (1.31) | 5.73a (1.16) | 6.03 (1.23) | 5.88 (1.20) | 0.007 |
| LDL cholesterol, mmol/L, mean (SD) | 4.27 (1.16) | 4.00 (1.08) | 3.63a (1.13) | 3.92 (1.11) | 3.81 (1.17) | 0.006 |
| HDL cholesterol, mmol/L, mean (SD) | 1.26 (0.27) | 1.17 (0.33) | 1.39b (0.39) | 1.27 c (0.45) | 1.35 (0.43) | 0.001 |
| Triglycerides, mmol/L, mean, (SD) | 1.37 (0.58) | 2.04a (1.73) | 1.63 (0.93) | 1.83 (1.12) | 1.62d (1.02) | 0.001 |
| P from χ2 | ||||||
| Arterial hypertension, % | 63.3 | 82.4 | 80.5 | 83.3a | 64.7c,d | < 0.001 |
| Regular smoking, % | 35.6 | 25.5 | 37.8 | 41.1 | 39.7 | 0.274 |
| Total cholesterol > 5.0 mmol/L, % | 86.0 | 87.2 | 71.5 | 79.3 | 76.9 | 0.045 |
| LDL cholesterol > 3.0 mmol/L, % | 88.6 | 86.0 | 66.9 | 82.7c | 75.4c | < 0.001 |
| HDL cholesterol < 1.0 mmol/L, % | 16.7 | 32.6 | 11.1b | 29.1c | 19.5c, d | < 0.001 |
| Triglycerides > 1.7 mmol/L, % | 26.2 | 48.9 | 37.4 | 44.6 | 34.1d | 0.002 |
| Normal weight, BMI < 25.0 kg/m2, % | 29.5 | 13.7 | 29.0 | 19.4 | 29.2d | < 0.001 |
| Overweight, BMI 25.0–29.9 kg/m2,% | 50.0 | 47.1 | 48.5 | 42.2 | 44.7 | |
| Obesity, BMI > 30.0 kg/m2, % | 20.5 | 39.2 | 22.5 | 38.4c | 26.1d | |
ap < 0.05 compared to definite MI group, Bonferroni test. bp < 0.05 compared to possible MI group, Bonferroni test. cp < 0.05 compared to left VH group, Bonferroni test, dp < 0.05 compared to left VH group, Bonferroni test. BMI body mass index, BP blood pressure, ECG electrocardiogram, HDL high-density lipoproteins, MI myocardial infarction, LDL low-density lipoproteins, SD standard deviation, VH ventricular hypertrophy
Bold typeface of P values indicates significance