The Determinants of Survival Time of Premature Neonates at Shambu General Hospital

Table 3

The results of cox proportional hazard model of premature neonates at Shambu General Hospital from January 2018 to March 2021 (n = 361).

Variable	Coef	Exp (coef)	SE (β)	Z	Sign	HR (95%CI)
Residence Ref (urban) rural	0.55	1.733	0.2588	2.126	0.034	1.044, 2.878
Gestational Age ref (≤28)
(28–32) weeks	−1.53	0.217	0.521	−2.839	0.003	0.078, 0.601
(32–34) weeks	−1.203	0.300	0.326	−3.692	0.000	0.159, 0.569
(34–37) weeks	−1.255	0.285	0.545	−2.3	0.021	0.098, 0.829
Sex ref (male) female	−0.698	0.498	0.309	−2.258	0.024	0.272, 0.912
Hb ref (<11) ≥11	−0.835	0.433	0.236	−3.545	0.000	0.273, 0.688
Hypertension ref (no) yes	1.026	2.789	0.332	3.093	0.002	1.456, 5.343
HIV ref (no) yes	0.927	2.527	0.318	2.92	0.004	1.356, 4.707
Antenatal care ref (no) yes	−1.014	0.363	0.287	−3.529	0.000	0.206, 0.637
Mode of delivery ref (C/S) SVD	−0.931	0.394	0.304	−3.068	0.002	0.217, 0.714
Jaundice ref (no) yes	−1.031	0.357	0.265	−3.897	0.072	0.212, 0.599
Hypothermia ref (no) yes	0.162	1.176	0.245	0.664	0.507	0.728, 1.899
Sepsis ref (no) yes	−0.528	0.590	0.259	−2.036	0.142	0.355, 0.980
Multiple pregnancy ref (no)yes	1.055	2.872	0.336	3.143	0.002	1.488, 5.546
PNA ref (no) yes	0.649	1.914	0.271	2.393	0.017	1.125, 3.256
Breast feed 1 hr ref (no) yes	−0.168	0.845	0.249	−0.676	0.499	0.519, 1.376
Weight ref (≥1,600) <1,600	0.574	1.775	0.25	2.296	0.022	1.088, 2.898
Parity ref (I) II–IV	0.748	2.113	0.36	2.079	0.038	1.044,4.279
>IV	0.308	1.361	0.479	0.644	0.520	0.533,3.475
Gravidity ref (I) II–V	0.951	2.589	0.528	1.803	0.071	0.920, 7.282
>V	0.548	1.730	0.325	1.69	0.091	0.916, 3.269