Table 3. Fixed and random effects estimates with corresponding 95 confidence intervals (CI) from the negative binomial hurdle model of child mortality.

Parameters	Negative binomial	Bernoulli
	IRR (95% CI for IRR)	OR(95 CI% for OR)
Fixed effects
Vaccination child
No	1	1
Yes	0.735(0.647,0.834)*	1.825 (1.614,2.064)*
Family size	0.968(0.956,0.980)*	1.255 (1.224,1.286)*
Age of mother	1.052(1.047,1.056)*	0.822 (0.815,0.829)*
Antenatal care visit
No	1	1
1–3	0.841(0.737,0.960)*	2.013(1.757,2.306)*
4 and plus	0.814(0.702,0.944)*	2.390(2.066,2.764)*
Previous birth interval
≤24 months	1	1
25–36 months	0.836(0.787,0.889)*	1.766(1.579,1.974)*
37 and plus	0.728(0.676,0.783)*	3.523(3.134,3.960)*
Contraceptive use
No	1	1
Yes	0.885(0.814,0.962)*	1.354(1.202,1.525)*
Father’s education
No education	1	1
Primary	0.945(0.881,1.014)	0.970(0.867,1.085)
Secondary and plus	0.695(0.594,0.814)*	1.211(1.014,1.446)*
Mother’s education
No education	1	1
Primary	0.785(0.713,0.864)*	1.145(1.011,1.298)*
Secondary and plus	0.787(0.614,1.009)	1.433(1.136,1.806)*
Father occupation
No	1	1
Had Working	1.125(1.049,1.206)*	0.721(0.633,0.821)*
Place of delivery
Home	1	1
Public sector	0.927(0.809,1.061)	2.053(1.785,2.361)*
private sector	0.609(0.405,0.916)*	1.947(1.419,2.673)*
Child Twin
Single	1	1
Multiple	1.355(1.249,1.471)*	0.256(0.197,0.333)*
Age of mother at first birth
≤ 16 year	1	1
17 and plus year	0.711(0.674,0.750)*	3.004(2.722,3.314)*
Birth order
First	1
1–3	1.372(1.262,1.491)*
4 and above	1.487(1.373, 1.612)*
Religion
Orthodox	1
Muslim	1.255(1.129,1.394)*
Others	1.104(0.978,1.246)
Random effect
Between-Enumeration Area variance (${\widehat{\mathbf{\sigma }}}_{\mathbf{u}\mathbf{0}}^{\mathbf{2}}$)	0.526(0.474,0.584)*	0.691(0.624, 0.766)*

1: reference category of the categorical variable.

* Significant at 0.05 level of significance.