Table 1. Characteristics of participants across ethnic groupsa.
| Variable | Group | European | Pacific | Maori | South Asian | P-value |
|---|---|---|---|---|---|---|
| n | 3961 | 321 | 266 | 250 | ||
| Age (years) | 67.6±7.9 | 60.6±7.5‡ | 61.1±8.0‡ | 60.5±7.7‡ | <0.0001 | |
| Sex | Male | 2321 (59) | 153 (48) | 119 (45) | 185 (74) | <0.0001 |
| Female | 1640 (41) | 168 (52) | 147 (55) | 65 (26) | ||
| Antihypertensive use | No | 2416 (61) | 196 (61) | 144 (54) | 164 (66) | 0.059 |
| Yes | 1545 (39) | 125 (39) | 122 (46) | 86 (34) | ||
| Diabetes | Yes | 67 (2) | 13 (4) | 9 (3) | 11 (4) | 0.0005 |
| No | 3894 (98) | 308 (96) | 257 (97) | 239 (96) | ||
| Cardiovascular disease | Yes | 495 (13) | 32 (10) | 30 (11) | 29 (12) | 0.55 |
| No | 3466 (88) | 289 (90) | 236 (89) | 221 (88) | ||
| Heavy alcohol consumption | Never | 228 (6) | 23 (7) | 24 (9) | 3 (1) | <0.0001 |
| (⩾6 drinks per occasion) | ⩽1 per month | 1037 (26) | 58 (18) | 91 (35) | 26 (11) | |
| Weekly, daily or almost daily | 2669 (68) | 237 (75) | 146 (56) | 215 (88) | ||
| Smoking | Non-smoker | 2024 (51) | 172 (54) | 76 (29) | 170 (69) | <0.0001 |
| Ex-smoker | 1728 (44) | 106 (33) | 140 (53) | 69 (28) | ||
| Current smoker | 201 (5) | 42 (13) | 48 (18) | 9 (4) | ||
| Body mass index (kg m−2) | 27.9±4.5 | 33.8±6.1‡ | 31.8±6.6‡ | 27.0±4.1† | <0.0001 | |
| Pulse rate (beats per minute) | 62.9±9.8 | 64.6±10.2† | 63.9±11.0 | 68.0±11.1‡ | <0.0001 |
†P<0.01, ‡P<0.001 compared with European.
a
Values are sample size (column %) or mean±s.d.