Table 1 Baseline characteristics of the participants
Characteristic | Vitamin C (N = 466) | Placebo (N = 466) | P values |
|---|---|---|---|
n (%) | n (%) | ||
Age group (years) | Â | Â | 0.77 |
≤19 | 91 (19.5) | 98 (21.0) | |
20-29 | 247 (53.0) | 253 (54.3) | |
30-34 | 79 (17.0) | 69 (14.8) | |
≥35 | 49 (10.5) | 46 (9.9) | |
Marital status | Â | Â | 0.12 |
Married | 403 (86.5) | 386 (82.8) | |
Single | 63 (13.5) | 80 (17.2) | |
Educational level | Â | Â | 0.41 |
Primary or less | 186 (39.9) | 174 (37.3) | |
Secondary or above | 280 (60.1) | 292 (62.7) | |
Parity | Â | Â | 0.86 |
Primigravidae | 135 (29.0) | 129 (27.7) | |
Gravida 2-3 | 187 (40.1) | 186 (39.9) | |
Gravida ≥4 | 144 (30.9) | 151 (32.4) | |
Alcohol consumption | Â | Â | 0.8 |
Yes | 41 (8.8) | 39 (8.4) | |
HIV status | Â | Â | 0.42 |
Positive | 39 (8.4) | 46 (9.9) | |
Negative | 427 (91.6) | 420 (90.1) | |
Smoking | Â | Â | 0.99 |
Yes | 1 (0.2) | 1 (0.2) | |
*Booking gestational age | 19.3 (SD 3.8) | 19.7 (SD 4.0) | Â |
*Booking systolic BP (mmHg) | 113.9 (SD 12.8) | 114.9 (SD 14.1) | Â |
*Booking diastolic BP (mmHg) | 67.5 (11.4) | 68.1 (11.2) | Â |
Hypertension in family | Â | Â | 0.31 |
Yes | 64 (13.7) | 75 (16.1) |