Table 3.
Risk factors for low birth weight in Sudanese women using univariate and logistic regression analyses
| Characteristics | N (%) of the total | Low BW, N (%) | Univariate analyses | Logistic regression analyses | ||
|---|---|---|---|---|---|---|
| OR (95% CI) | P | OR (95% CI) | P | |||
| Site of collection | ||||||
| Ed-Dmazen Hospital | 372 (32.4) | 248 (38.2) | 2.4 (1.8–3.2) | <0.001 | 1.1 (0.6–1.7) | 0.644 |
| El-Roseires Hospital | 227 (19.8) | 156 (24.0) | 2.7 (1.9–3.7) | <0.001 | 1.3 (0.7–2.2) | 0.305 |
| Surgical complex | 550 (47.9) | 245 (37.8) | Reference | Reference | ||
| Age groups (years) | ||||||
| <23.3 | 674 (58.7) | 522 (80.4) | 9.4 (7.1–12.3) | <0.001 | 1.1 (0.6–2.1) | 0.598 |
| ≥23.3 | 475 (41.3) | 127 (19.6) | Reference | Reference | ||
| Parity | ||||||
| Primiparae | 553 (48.1) | 432 (66.6) | 12.1 (8.6–16.9) | <0.001 | 1.0 (0.5–2.1) | 0.840 |
| Secundiparae | 297 (25.8) | 149 (23.0) | 3.4 (2.4–4.8) | 0.7 (0.4–1.4) | 0.424 | |
| Multiparae | 299 (26.0) | 68 (10.5) | Reference | <0.001 | Reference | |
| Residence | ||||||
| Rural | 347 (30.2) | 245 (37.8) | 2.3 (1.8–3.0) | <0.001 | 1.5 (0.5–1.2) | 0.300 |
| Urban | 802 (69.8) | 404 (62.2) | Reference | Reference | ||
| Education | ||||||
| <Secondary level | 922 (80.2) | 567 (87.4) | 2.8 (2.0–3.8) | <0.001 | 1.5 (0.8–2.8) | 0.153 |
| ≥Secondary level | 227 (19.8) | 82 (12.6) | Reference | Reference | ||
| Antenatal care visits | ||||||
| Not attended | 697 (60.7) | 531 (81.8) | 9.0 (6.8–11.8) | <0.001 | 1.7 (1.1–2.7) | 0.010 |
| Attended | 452 (39.3) | 118 (18.2) | Reference | Reference | ||
| Use bed nets | ||||||
| No | 1047 (91.1) | 622 (95.8) | 4.0 (2.5–6.4) | <0.001 | 1.5 (0.8–3.0) | 0.161 |
| Yes | 102 (8.9) | 27 (4.2) | Reference | Reference | ||
| Anaemia | ||||||
| Yes | 743 (64.7) | 611 (94.1) | 44.8 (30.5–65.7) | <0.001 | 6.5 (3.9–10.8) | <0.001 |
| No | 406 (35.3) | 38 (5.9) | Reference | Reference | ||
| Peripheral malaria | ||||||
| Positive | 434 (37.8) | 404 (62.2) | 25.8 (17.2–38.6) | <0.001 | 5.5 (3.3–9.1) | <0.001 |
| Negative | 715 (62.2) | 245 (37.8) | Reference | Reference | ||
| Placental malaria | ||||||
| Positive | 677 (58.9) | 601 (92.6) | 69.8 (47.6–102.3) | <0.001 | 25.0 (15.1–41.3) | <0.001 |
| Negative | 472 (41.1) | 48 (7.4) | Reference | Reference | ||
N number, OR odds ratio, CI confidence interval
Four women were missing data on education