Pre-pregnancy characteristic | No hypertension during pregnancy (n = 198) | Hypertension during pregnancy (n = 22) | ||||
---|---|---|---|---|---|---|
n | % of n or mean (sd) | n | % of n or mean (sd) | Unadjusted PR (95% CI) | p value | |
Indigenous group | ||||||
Aboriginal | 112 | 56.6 | 16 | 72.7 | 1.00 | |
Torres Strait Islandera | 86 | 43.4 | 6 | 27.3 | 0.52 (0.21-1.28) | 0.157 |
Age years (mean, sd) | 198 | 23.9 (5.4) | 22 | 23.7 (6) | 0.99 (0.92-1.07) | 0.914 |
Waist circumference (cm) | ||||||
< 80 | 65 | 33 | 5 | 22.7 | 1.00 | |
80-87.9 | 40 | 20.3 | 2 | 9.1 | 0.67 (0.13-3.30) | 0.619 |
≥ 88 | 92 | 46.7 | 15 | 68.2 | 1.96 (0.74-5.17) | 0.372 |
Waist circumference (mean, sd) | 197 | 88.7 (15.8) | 22 | 95.4 (17.6) | 1.02 (1.00-1.04) | 0.054 |
BMI category (kg/m2) | ||||||
< 18.5 | 23 | 11.6 | 0 | 0 | ||
18.5-25 | 74 | 37.4 | 7 | 31.8 | 1.00 | |
25-30 | 48 | 24.2 | 6 | 27.3 | 1.29 (0.46-3.63) | 0.635 |
≥ 30+ | 53 | 26.7 | 9 | 40.9 | 1.68 (0.66-4.26) | 0.276 |
BMI (mean, sd) | 198 | 26.1(7) | 22 | 29 (6.5) | 1.05 (1.00-1.09) | 0.033 |
Smoker | ||||||
No | 57 | 28.9 | 8 | 36.4 | 1.00 | |
Yes | 140 | 71.1 | 14 | 63.6 | 0.74 (0.33-3.68) | 0.469 |
Alcohol use | ||||||
Safe drinker | 56 | 28.9 | 4 | 18.2 | 1.00 | |
Non drinker | 64 | 33 | 7 | 31.8 | 1.48 (0.45-4.82) | 0.517 |
Risky drinker | 74 | 38.1 | 11 | 50 | 1.94 (0.65-5.82) | 0.236 |
Enough physical activity | ||||||
No | 160 | 80.8 | 17 | 77.3 | 1.00 | |
Yes | 38 | 19.2 | 5 | 22.7 | 1.23 (0.47-3.11) | 0.691 |
Systolic blood pressure (mmHg) | ||||||
≤ 120 | 142 | 72.1 | 8 | 36.4 | 1.00 | |
> 120 | 55 | 27.9 | 14 | 63.6 | 3.80 (1.67-8.67) | 0.001 |
Diastolic blood pressure (mmHg) | ||||||
≤ 80 | 190 | 96.5 | 19 | 86.4 | 1.00 | |
> 80 | 7 | 3.5 | 3 | 13.6 | 3.30 (1.16-9.35) | 0.025 |
Cholesterol (mg/dL) | ||||||
≤ 5.5 | 176 | 90.3 | 20 | 90.9 | 1.00 | |
> 5.5 (elevated) | 19 | 9.7 | 2 | 9.1 | 0.93 (0.23-3.73) | 0.922 |
Triglycerides (mmol/L) | ||||||
≤ 2 | 173 | 89.6 | 19 | 86.4 | 1.00 | |
> 2 (elevated) | 20 | 10.4 | 3 | 13.6 | 1.31 (0.42-4.12) | 0.635 |
HDL cholesterol (mmol/L) | ||||||
> 1 | 108 | 56.5 | 9 | 40.9 | 1.00 | |
≤ 1 (low) | 83 | 43.5 | 13 | 59.1 | 1.76 (0.78-3.95) | 0.170 |
Red cell folate (nmol/L) | ||||||
≥ 295 | 126 | 65 | 17 | 77.3 | 1.00 | |
< 295 (low) | 68 | 35 | 5 | 22.7 | 0.58 (0.22-1.50) | 0.260 |
Fasting glucose (mmol/L) | ||||||
≤ 5.5 | 182 | 93.3 | 20 | 90.9 | 1.00 | |
> 5.5 | 13 | 6.7 | 2 | 9.1 | 1.35 (0.35-5.24) | 0.668 |
Albumin:creatinine ratio (mg/mmol) | ||||||
≤ 3.4 | 121 | 82.3 | 13 | 68.4 | 1.00 | |
>3.4 | 26 | 17.7 | 6 | 31.6 | 2.25 (0.39-13.05) | 0.366 |
Gamma-glutamyl transferase (U/L) | ||||||
≤ 50 | 183 | 93.9 | 20 | 90.9 | 1.00 | |
> 50 (elevated) | 12 | 6.1 | 2 | 9.1 | 1.45 (0.37-5.60) | 0.590 |
Metabolic syndromeb | ||||||
No | 153 | 80.1 | 12 | 57.1 | 1.00 | |
Yes | 38 | 19.9 | 9 | 42.9 | 2.63 (1.18-5.88) | 0.018 |