Table 6.

Multivariate logistic regression analysis of factors associated with mortality of preterm low birthweight neonates admitted to NICU in Amhara region referral hospitals, Ethiopia, 2019 (n=291)

Characteristics	Category	Alive	Death	COR (95% Cl)	AOR (95% CI)	P>|z|
Sepsis	No	69	21	1	1
	Yes	112	89	2.61 (1.49 to 4.58)	2.0 (1.03 to 3.89)	0.040*
RDS	No	115	31	1	1
	Yes	66	79	4.44 (2.66 to 7.42)	4.6 (2.51 to 8.40)	0.000*
Congenital anomaly	No	170	97	1	1
	Yes	11	13	2.07 (0.89 to 4.81)	2.41 (0.87 to 6.67)	0.090
Hypoglycaemia	No	172	98	1	1
	Yes	9	12	2.34 (0.95 to 5.75)	3.91 (1.09 to 10.52)	0.035*
Hypothermia	No	50	22	1	1
	Yes	131	88	1.53 (0.86 to 2.7)	1.58 (0.79 to 3.14)	0.192
Maternal History of PIH	No	158	88	1	1
	Yes	23	22	1.72 (0.91 to 3.26)	1.76 (0.81 to 3.83)	0.155
Apgar first minute	<7	45	90	0.7 (0.43 to 1.13)	1.12 (0.57 to 2.20)	0.737
	≥7	65	91
ApgaR fifth minute	<7	65	56	0.39 (0.25 to 0.68)	0.39 (0.18 to 0.82)	0.013*
	≥7	106	46	1	1
Duration of hospital stay(days)	<9.82	95	21	0.214 (0.12 to 0.37)	0.17 (0.09 to 0.33)	0.000*
	≥9.82*	86	89	1	1

9.8179=mean duration of hospital stay from admission to discharge(alive) or to death (days).

*Significant at p value <0.05 in multivariable analysis, 1=considered as reference category.

NICU, neonatal intensive care unit; NICU, Neonatal intesive care unit; PIH, pregnancy-induced hypertension; RDS, respiratory distress syndrome.