| Variables | β̂ | SE | Z | Sign | HR | HR (95% CI) |
| Intercept | 3.546 | 0.226 | 15.7 | 0.000 | 34.754 | 22.32, 54.12 | Residence ref (urban) rural | 0.638 | 0.080 | 7.978 | 0.065 | 1.893 | 1.618, 2.214 | Gestational age ref (≤28) | (28–32) Weeks | −0.277 | 0.169 | −1.638 | 0.003 | 0.758 | 0.544, 1.056 | (32–34) Weeks | −0.057 | 0.103 | −0.554 | 0.002 | 0.944 | 0.772, 1.156 | (34–37) Weeks | −0.236 | 0.153 | −1.542 | 0.076 | 0.790 | 0.585, 1.066 | Sex ref (male) female | −0.195 | 0.094 | −2.071 | 0.049 | 0.823 | 0.685, 0.990 | Hb ref (<11) ≥11 g/dl | −0.204 | 0.073 | −2.793 | 0.005 | 0.816 | 0.707, 0.941 | Hypertension ref (no) yes | 1.302 | 0.106 | 12.287 | 0.005 | 3.678 | 2.988, 4.527 | HIV status ref (no) yes | 1.189 | 0.104 | 11.433 | 0.002 | 3.284 | 2.678, 4.026 | Antenatal care ref (no) yes | −0.414 | 0.087 | −4.753 | 0.005 | 0.661 | 0.558, 0.784 | Mode of delivery ref (C/S) SVD | −0.246 | 0.094 | −2.615 | 0.009 | 0.782 | 0.650, 0.940 | Jaundice ref (no) yes | −0.265 | 0.086 | −3.086 | 0.202 | 0.767 | 0.648, 0.908 | Hypothermia ref (no) yes | −0.055 | 0.077 | −0.72 | 0.473 | 0.946 | 0.814, 1.101 | Sepsis ref (no) yes | 0.169 | 0.08 | 2.09 | 0.076 | 1.184 | 1.012, 1.385 | Multiple pregnancy ref (no) yes | 1.470 | 0.111 | 13.247 | 0.001 | 4.351 | 3.500, 5.408 | PNA ref (no) yes | 0.763 | 0.087 | 8.772 | 0.019 | 2.145 | 1.809, 2.544 | Breast feed 1 hr ref (no) yes | 0.032 | 0.078 | 0.4 | 0.686 | 1.033 | 0.886, 1.203 | Weight ref (≥1,600) <1,600 | 0.952 | 0.078 | 12.201 | 0.042 | 2.590 | 2.223, 3.018 | Parity ref (I) II–V | 0.985 | 0.113 | 8.719 | 0.169 | 2.679 | 2.146, 3.343 | >V | 0.793 | 0.145 | 5.471 | 0.714 | 2.211 | 1.664, 2.937 | Gravidity ref (I) II–V | −0.274 | 0.158 | −1.74 | 0.082 | 0.760 | 0.558, 1.036 | >V | −0.095 | 0.096 | −0.99 | 0.322 | 0.909 | 0.753, 1.098 | Log (scale) | −1.137 | 0.087 | −13.06 | 0.000 | 0.321 | 0.271, 0.381 |
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