Maternal characteristics of the study participants (N = 351), St. Francis Hospital, Uganda, 2023
| Variable | Absolute frequency (n) | Relative frequency (%) |
| Maternal sociodemographic characteristics | ||
| Tribe | ||
| Baganda | 159 | 45.3 |
| Banyankore | 39 | 11.1 |
| Basoga | 21 | 6.0 |
| Bakiga | 20 | 5.7 |
| Other | 112 | 31.9 |
| Religion | ||
| Christian | 289 | 82.3 |
| Muslim | 55 | 15.7 |
| Other | 7 | 2.0 |
| Maternal obstetric-medical characteristics | ||
| Parity | ||
| Mean (SD) | 1.8 (1.6) | |
| Parity category | ||
| 0 | 107 | 30.5 |
| 1–4 | 233 | 66.4 |
| >4 | 11 | 3.1 |
| Booking BMI (kg/m2) | ||
| Mean (SD) | 29.0 (5.5) | |
| Booking BMI category (kg/m2) | ||
| Normal (18.5–24.9) | 82 | 23.5 |
| Overweight (25.0–29.9) | 139 | 39.8 |
| Obese (≥30) | 128 | 36.7 |
| HIV status | ||
| Negative | 338 | 96.6 |
| Positive | 12 | 3.4 |
| Haemoglobin (g/L) | ||
| Mean (SD) | 124 (13) | |
| Haemoglobin category (g/L) | ||
| ≥110 | 311 | 88.6 |
| 80–109 | 40 | 11.4 |
| Supplements taken at admission | ||
| Iron supplements | ||
| Ferroton | 240 | 68.4 |
| Ferrobin | 59 | 16.8 |
| Pregnacare | 21 | 6.0 |
| Fefol | 12 | 3.4 |
| None | 19 | 5.4 |
| Calcium-vitamin D supplements | ||
| Calcivita (400 IU D3) | 139 | 39.6 |
| Pregnacare (400 IU D3) | 21 | 6.0 |
| Ozical (50 IU D3) | 7 | 2.0 |
| Calcitron (67 IU D3) | 7 | 2.0 |
| None | 177 | 50.4 |
| Supplement combinations | ||
| Ferroton + Calcivita (400 IU D3) | 110 | 31.3 |
| Ferrobin + Calcivita (400 IU D3) | 30 | 8.5 |
BMI, body mass index.