Table 2.
Stratification of hypertension by body mass index, sex, and race.
| Normotensive | Prehypertensive | Hypertensive | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| n (%) | n (%) | OR | 95% CI | p value | n (%) | OR | 95% CI | p value | ||
| Black African 1 | BMI | 275 (57.8) | 144 (30.3) | 57 (12.0) | ||||||
| Normal | 224 (64.7) | 90 (26.0) | 32 (9.3) | |||||||
| Overweight | 35 (52.2) | 24 (35.8) | 1.7 | 1.0-3.0 | 0.07 | 8 (11.9) | 1.6 | 0.7-3.7 | 0.3 | |
| Obese | 16 (25.4) | 30 (47.6) | 4.7 | 2.4-9.0 | <0.001 | 17 (27.0) | 7.4 | 3.4-16.2 | <0.001 | |
|
| ||||||||||
| Males | BMI | 97 (47.6) | 73 (35.8) | 34 (16.7) | ||||||
| Normal | 81 (51.9) | 56 (35.9) | 19 (12.2) | |||||||
| Overweight | 10 (35.7) | 11 (39.3) | 1.6 | 0.6-4.0 | 0.3 | 7 (25.0) | 3.0 | 1.0-8.9 | 0.049 | |
| Obese | 6 (30.0) | 6 (60.0) | 1.4 | 0.4-4.7 | 0.5 | 8 (40.0) | 5.7 | 1.8-18.3 | 0.004 | |
|
| ||||||||||
| Females | BMI | 222 (61.7) | 95 (26.4) | 43 (11.9) | ||||||
| Normal | 175 (72.0) | 49 (20.2) | 19 (7.8) | |||||||
| Overweight | 33 (53.2) | 21 (33.9) | 2.3 | 1.2-4.3 | 0 | 8 (12.9) | 2.2 | 0.9-5.5 | 0.02 | |
| Obese | 14 (25.5) | 25 (45.5) | 6.4 | 3.1-13.2 | <0.001 | 16 (29.1) | 10.5 | 4.5-24.9 | <0.001 | |
OR: odds ratio.
CI: confidence interval.
1Other racial groups not included because of the small sample size.