Table 8: Adjusted WLWM for the infant mortality at KUTH from 01-January-2016 to 31-December-2016 with Cox method of ties handling.

Covariate (reference)	Level	Hazard Ratio	Std. Err.	z	P > z	95% Conf. Int.
Age (Under 20 years old)	20 to 34 years old	0.218	0.094	-3.520	p < 0.001	[0.094; 0.509]
	35 years old and above	0.341	0.157	-2.340	0.019	[0.138; 0.841]
Abortion (Not aborted)	Aborted once	1.479	0.459	1.260	0.208	[0.804; 2.719]
	Aborted more than once	0.424	0.161	-2.260	0.024	[0.201; 0.892]
Gender (Female)	Male	1.886	0.374	3.200	0.001	[1.278; 2.783]
Number (Singleton)	Multiple	0.214	0.108	-3.050	0.002	[0.079; 0.576]
APGAR (Below 4/10)	4/10 to 6/10	0.098	0.050	-4.550	p < 0.001	[0.036; 0.267]
	7/10 and above	0.026	0.012	-7.680	p < 0.001	[0.010; 0.066]
Weight (Under 2500 g)	2500 g to 4500 g	0.213	0.057	-5.730	p < 0.001	[0.125; 0.361]
	Above 4500 g	0.364	0.245	-1.500	0.134	[0.097; 1.364]
Head (Below 32 cm)	32 cm to 36 cm	0.349	0.090	-4.080	p < 0.001	[0.211; 0.579]
	Above 36 cm	0.199	0.160	-2.020	0.044	[0.042; 0.957]