Table 4. Bivariate and multiple logistic regression for risk factors of late-onset neonatal sepsis.
| Variables | Category | Case, N (%) | Control, N (%) | cOR (95% CI) | aOR (95% CI) |
|---|---|---|---|---|---|
| Maternal age (year) | <18 | 8 (22.9) | 17 (22.1) | 1.01 (0.29–3.45) | |
| 18 to 35 | 20 (57.1) | 45 (58.4) | 0.95 (0.34–2.69) | ||
| >35 | 7 (20.0) | 15 (19.5) | |||
| Maternal UTI during 3rd trimester | Yes | 9 (25.7) | 7 (9.1) | 3.46 (1.17–10.25)* | 5.48 (1.58–18.99)* |
| No | 26 (74.3) | 70 (90.9) | |||
| Prolong labor | Yes | 11 (31.4) | 12 (15.6) | 2.48 (0.97–6.37) | |
| No | 24 (68.6) | 65 (84.4) | |||
| Premature rupture of membrane | Yes | 10 (28.6) | 11 (14.3) | 2.40 (0.91–6.35) | |
| No | 25 (71.4) | 66 (85.7) | |||
| Mode of delivery | Caesarean | 16 (45.7) | 26 (33.8) | 1.65 (0.73–3.74) | |
| Vaginal | 19 (54.3) | 51 (66.2) | |||
| Sex of neonate | Female | 19 (54.3) | 57 (74.0) | 0.42 (0.18–0.96)* | 0.33 (0.13–0.88)* |
| Male | 16 (45.7) | 20 (26.0) | |||
| Prematurity | Yes (<37 weeks) | 15 (42.9) | 12 (15.6) | 4.06 (1.64–10.09)* | 2.34 (0.71–7.70) |
| No (≥37 weeks) | 20 (57.1) | 65 (84.4) | |||
| Weight at birth (gram) | Low, <2500 | 18 (51.4) | 16 (20.8) | 4.04 (1.71–9.56)* | 2.19 (0.64–7.53) |
| Normal, ≥2500 | 17 (48.6) | 61 (79.2) | |||
| APGAR score at 5 minutes | <7 | 14 (40.0) | 9 (11.7) | 5.04 (1.91–13.29)* | 2.10 (0.61–7.26) |
| ≥7 | 21 (60.0) | 68 (88.3) |
N.B.
*p-value <0.05, CI: Confidence interval, cOR: crude odds ratio, aOR: Adjusted odds ratio.