| Variable | No prior CVD (n = 32 032) | Prior CVD (n = 3728) | Total (n = 35 760) |
| Gender, n (%) | |||
| Male | 17 984 (56.1) | 2316 (62.1) | 20 300 (56.8) |
| Female | 14 048 (43.9) | 1412 (37.9) | 15 460 (43.2) |
| Ethnicity, n (%) | |||
| New Zealand Maori | 3745 (11.7) | 580 (15.6) | 4325 (12.1) |
| Pacific | 5130 (16.0) | 666 (17.9) | 5796 (16.2) |
| Indian | 1123 (3.5) | 134 (3.6) | 1257 (3.5) |
| European/other | 22 034 (68.8) | 2348 (63.0) | 24 382 (68.2) |
| Age (years) (SD) | 53.6 (9.9) | 60.6 (9.3) | 54.3 (10.1) |
| Systolic blood pressure (mm Hg) | 133.4 (18.1) | 134.0 (18.7) | 133.4 (18.2) |
| TC/HDL ratio (mmol/l) | 4.1 (1.3) | 3.8 (1.2) | 4.1 (1.3) |
| Smoking, n (%) | 5039 (15.7) | 718 (19.3) | 5757 (16.1) |
| Diabetes mellitus, n (%) | 4637 (14.5) | 1092 (29.3) | 5729 (16.0) |
| Family history of CVD, n (%) | 8350 (26.1) | 1305 (35.0) | 9655 (27.0) |
TC, total cholesterol; HDL, high-density lipoprotein.