Table 3. Multivariable modified Poisson regression model to identify factors associated with care-seeking among children under-five with fever under the free-of-charge policy, 2013–2019.

Characteristics	Total No of children with fever	No of children who sought care	Non-adjusted PR*	95% CI	Adjusted PR*	95% CI	p-value for adjusted model
PARENTS
Age of mother (years)							0.03
15–24	1759	1344	1		1
25–34	2772	2061	0.97	(0.93–1.00)	1.01	(0.96–1.06)
≥35	1389	969	0.91	(0.86–0.95)	0.93	(0.85–1.01)
Mother’s education level							0.15
Secondary or high	1314	1030	1		1
None	3691	2652	0.91	(0.88–0.95)	0.94	(0.90–1.00)
Primary	915	692	0.96	(0.91–1.00)	0.97	(0.90–1.03)
Number of children							0.51
1–2	1955	1494	1		1
3–4	1864	1388	0.97	(0.93–1.01)	0.96	(0.91–1.02)
≥5	2101	1492	0.92	(0.88–0.96)	0.98	(0.92–1.05)
Sex of the household head							0.07
Female	1393	1062	1		1
Male	4527	3312	0.96	(0.93–1.00)	0.95	(0.91–1.00)
Age of the household head (years)							0.10
15–24	211	152	1		1
25–34	1369	1033	1.05	(0.95–1.15)	1.15	(1.01–1.31)
≥35	4340	3189	1.02	(0.93–1.11)	1.14	(1.00–1.30)
Wealth index							<0.001
Poorest	1494	1036	1		1
Poor	1304	952	1.05	(1.00–1.10)	1.09	(1.03–1.16)
Middle	1251	958	1.11	(1.06–1.17)	1.14	(1.07–1.22)
Richer	1167	911	1.11	(1.05–1.18)	1.15	(1.05–1.23)
Richest	704	517	1.05	(0.99–1.12)	1.13	(1.03–1.25)
Region							<0.001
Eastern	1264	994	1	1	1
Northern	2409	1732	0.91	(0.86–0.96)	0.90	(0.85–0.96)
Southern	1659	1256	0.96	(0.91–1.01)	0.99	(0.93–1.06)
Western	588	392	0.87	(0.81–0.94)	0.82	(0.73–0.91)
Place residence							0.42
Urban	1743	1340	1		1
Rural	4177	3034	0.94	(0.90–0.98)	0.97	(0.91–1.03)
Religion
Christians	1127	842	1
Muslim	4783	3524	0.98	(0.94–1.03)
Traditional/others	10	8	1.10	(0.72–1.66)
CHILDREN
Gender of the child
Female	2941		1
Male	2160		1.01	(0.98–1.04)
Age of the child (months)							<0.001
< 12	795	626	1		1
12–35	1744	1313	0.95	(0.91–0.99)	0.95	(0.90–0.99)
36–59	1251	856	0.86	(0.82–0.91)	0.87	(0.82–0.92)

*Prevalence Ratio.