Table 7.

Detailed decomposition of the urban-rural differences in CHE incidence among households with NCD patients

Variables	2012		2014		2016		2018
	Explained part	Percent (%)	Explained part	Percent (%)	Explained part	Percent (%)	Explained part	Percent (%)
Household income	0.0066	8.18	0.0176**	24.34	0.0193**	33.22	0.0445**	54.40
Household size	−0.0242**	−29.99	− 0.0177**	−24.48	− 0.0208**	−35.80	− 0.0135**	−16.50
Inpatient, yes	− 0.0032	−3.97	0.0040*	5.53	0.0020	3.44	0.0034	4.16
Household members aged<=5, yes	0.0008	0.99	0.0009	1.24	0.0019	3.27	0.0005	0.61
Household members aged> = 60, yes	0.0020	2.48	−0.0003	− 0.41	0.0000	0.00	0.0029**	3.55
Geographic location
East1
Central	−0.0003	− 0.37	0.0011	1.52	0.0016	2.75	0.0001	0.12
West	−0.0122*	−15.12	−0.0089**	− 12.31	− 0.0110**	− 18.93	−0.0082*	− 10.02
Gender of household head, male	0.0005	0.62	0.0005	0.69	0.0025	4.30	−0.0005	−0.61
Education of household head
Illiterate1
Primary school	−0.0045*	−5.58	−0.0052**	−7.19	− 0.0024	−4.13	− 0.0023	−2.81
Middle school	0.0052*	6.44	0.0067**	9.27	0.0040*	6.88	0.0032	3.91
High school and above	0.0197*	24.41	0.0117	16.18	0.0074	12.74	0.0030	3.67
Marriage of household head, married	−0.0012	−1.49	0.0007	0.97	0.0004	0.69	0.0000	0.00
Self-assessed health status of household head, healthy	−0.0008	− 0.99	0.0010	1.38	0.0031**	5.34	0.0027**	3.30
Basic medical insurance
No medical insurance1
UEBMI	−0.0179	−22.18	0.0177	24.48	− 0.0136	−23.41	0.0142	17.36
URBMI	−0.0029	−3.59	0.0133	18.40	0.0012	2.07	−0.0015	−1.83
NRCMS	0.0451	55.89	−0.0033	−4.56	0.0266	45.78	0.0000	0.00
Two kinds of medical insurance	–	–	–	–	−0.0001	−0.17	− 0.0007	−0.86
SMI, yes	−0.0007	−0.87	0.0013	1.80	0.0010	1.72	−0.0004	−0.49

Note: ¹ Reference group; UEBMI Urban Employee Basic Medical Insurance, URBMI Urban Residents Basic Medical Insurance; NRCMS New Rural Cooperative Medical Scheme; SMI Supplementary medical insurance; * p < 0.05; ** p < 0.01