Tweedie Model for Predicting Factors Associated with Distance Traveled to Access Inpatient Services in Kenya

Table 4

Model selection using and .

Model number	Covariates	QICu	R^2	Variance power p(95% CI)	Number of covariates
10	Ability to pay, employed, household size, wealth index, education level, age	13304.7	10.39	1.63 (1.58, 1.67)	6
9	Ability to pay, employed, household size, wealth index, education level	13306.16	10.41	1.63 (1.59, 1.67)	5
8	Ability to pay, employed, household size, wealth index	13317.38	9.7	1.62 (1.59, 1.67)	4
7	Ability to pay, employed, household size	13158.23	9.96	1.64 (1.54, 1.68)	3
6	Ability to pay, employed	13280.7	9.5	1.64 (1.59, 1.68)	2
5	Have insurance, place of residence	12733.1	0.19	1.67 (1.63, 1.71)	2
4	Ability to pay	13066.33	8.38	1.64 (1.60, 1.68)	1
3	Place of residence	12773.2	0.17	1.67 (1.63, 1.71)	1
2	Household size	12755.65	0.54	1.67 (1.63, 1.71)	1
1	Employed	12698.31	1.4	1.67 (1.63, 1.71)	1