Comparisons of proportions (%) of different risk factors clustering among optimal blood pressure, prehypertension and hypertension groups in Han and Mongolian
| Number of risk factors clustering | ||||
| 0 | 1 | 2 | ≥3 | |
| Han | ||||
| Optimal (n=1009) | 53.82 (50.74 to 56.89) | 27.25 (24.51 to 30.00)‡ | 13.78 (11.65 to 15.90) | 5.15 (3.79 to 6.52) |
| Prehypertension (n=664) | 26.20 (22.86 to 29.55)* | 36.14 (32.49 to 39.80)* | 25.60 (22.28 to 28.92)* | 12.05 (9.57 to 14.52)* |
| Hypertension (n=635) | 14.65 (11.90 to 17.40)*† | 36.54 (32.79 to 40.28)* | 31.50 (27.88 to 35.11)*¶ | 17.32 (14.38 to 20.27)*† |
| Mongolian | ||||
| Optimal (n=398) | 50.75 (45.84 to 55.67) | 34.92 (30.24 to 39.61) | 10.80 (7.75 to 13.85) | 3.52 (1.71 to 5.33) |
| Prehypertension (n=232) | 21.55 (16.26 to 26.84)* | 38.79 (32.52 to 45.06) | 27.59 (21.83 to 33.34)* | 12.07 (7.88 to 16.26)* |
| Hypertension (n=289) | 13.15 (9.25 to 17.04)*† | 32.18 (26.79 to 37.57) | 39.10 (33.47 to 44.73)*† | 15.57 (11.39 to 19.75)* |
*Compared with optimal blood pressure p<0.0167.
†Compared with pre-hypertension p<0.0167.
‡Compared with Mongolian p<0.05 in optimal blood pressure.
¶Compared with Mongolian p<0.05 in hypertension.