General characteristics of the study population
| Characteristic | Cardiff, UK | Kuopio, FIN | Rotterdam, NL | Novosibirsk, RUS | All |
|---|---|---|---|---|---|
| Values are unadjusted proportions or means with standard deviations in parentheses. *Only men participated in the study; †NA=not assessed. | |||||
| Case/control | 84/200 | 60/116 | 114/334 | 62/168 | 320/808 |
| Age at entry (y) | 57.6 (5.9) | 55.2 (4.1) | 74.0 (10.1) | 51.6 (9.1) | 62.9 (13.0) |
| Female (%) | * | * | 64.5 | 40.1 | 37.2 |
| Systolic pressure (mm Hg) | 146 (22) | 132 (18) | 144 (24) | 145 (26) | 143 (24) |
| Diastolic pressure (mm Hg) | 86.2 (12.7) | 88.7 (10.4) | 74.2 (12.8) | 93.4 (14.1) | 83.6 (15.6) |
| Total cholesterol (mmol/l) | 5.8 (1.2) | 6.1 (1.2) | 6.6 (1.3) | 5.8 (1.3) | 6.2 (1.3) |
| HDL cholesterol (mmol/l) | 1.05 (0.33) | 1.26 (0.28) | 1.34 (0.37) | 1.27 (0.38) | 1.26 (0.37) |
| Current smoking (%) | 47.1 | 27.9 | 22.7 | 35.1 | 31.2 |
| Body mass index (kg/m2) | 26.6 (3.6) | 26.9 (3.4) | 26.1 (3.7) | 28.3 (5.3) | 26.9 (4.2) |
| Diabetes mellitus (%) | 4.2 | 6.3 | 9.0 | NA† | 7.5 |
| LVH (%) | 3.5 | 4.0 | 7.4 | 8.3 | 6.1 |