Table 4.

Factors associated with the cost of traumatic head injury at University of Gondar Specialized Referral Hospital Northwest, Ethiopia (n = 387)

Variables	Un-standardized Coefficients		Standardized Coefficients	Sig.	95.0% Confidence Interval for B
	B	Std. Error	Beta		Lower Bound	Upper Bound
(Constant)	3190.897	288.326		.000	2623.953	3757.841
Sex of respondents	−69.209	119.243	−.019	.562	−303.679	165.261
Age 31–45	−252.504	126.119	−.066	.046	− 500.494	−4.513
Family size 4–5	178.577	115.604	.059	.123	−48.738	405.893
Family size > = 6	66.004	129.415	.020	.610	− 188.469	320.477
High wealth index	243.751	143.618	.064	.090	−38.648	526.150
Able to write and read	−4.812	123.414	−.001	.969	− 247.484	237.860
Primary education	− 113.347	114.067	−.036	.321	− 337.641	110.947
Service used before Hospital	−231.149	117.681	−.070	.050	− 462.548	.249
Length of stay at Hospital	1022.853	58.965	.648	.000	906.909	1138.797
Moderate injury level	635.167	120.675	.173	.000	397.881	872.453
Severe injury level	773.621	205.557	.132	.000	369.429	1177.813
Motor bicycle accident	−81.411	96.620	−.027	.400	−271.398	108.575

Cost- ETB; Reference group: Male, 5–14 age group, poor wealth index, secondary and above, service used and mild THI