Effects of health insurance integration on health care utilization and its equity among the mid-aged and elderly: evidence from China

Table 9 The effects of Urban-rural Residents Medical Insurance Integration on frequency of health care utilization using PSM-DID analysis

Variables	Number of outpatients visits last month			Number of inpatients last year
Variables	β	95% CI		β	95% CI
Total population
year 2015	0.17	−0.07	0.41	0.27^***	0.10	0.43
Integration	−0.04	−0.35	0.27	−0.22^***	− 0.35	−0.10
year 2015 × Integration	0.96^*	−0.07	1.99	0.27	−0.30	0.85
Urban
year 2015	−0.18	−0.60	0.24	0.44^*	−0.01	0.90
Integration	0.10	−0.51	0.72	−0.11	−0.33	0.10
year 2015 × Integration	0.62	−0.91	2.16	−0.20	−1.12	0.73
Rural
year 2015	0.27^*	−0.02	0.55	0.26^**	0.05	0.47
Integration	−0.13	−0.47	0.21	−0.32^***	− 0.47	−0.16
year 2015 × Integration	1.29^*	−0.07	2.66	0.43	−0.30	1.17
Poor
year 2015	0.05	−0.38	0.49	0.22	−0.06	0.50
Integration	−0.25	−0.75	0.26	−0.33^***	− 0.53	−0.13
year 2015 × Integration	2.59^*	−0.08	5.26	1.46^*	−0.20	3.11
Medium
year 2015	0.26	−0.19	0.71	0.18	−0.16	0.52
Integration	−0.24	−0.62	0.14	−0.09	− 0.34	0.15
year 2015 × Integration	0.57	−0.47	1.61	0.02	−0.64	0.69
Rich
year 2015	0.06	−0.34	0.45	0.41^***	0.16	0.66
Integration	0.26	−0.40	0.91	−0.26^***	− 0.43	−0.09
year 2015 × Integration	−0.08	−1.16	1.00	−0.18	−1.01	0.65

β, coefficients; CI, confidence interval; PSM-DID, propensity score matching combined with difference-in-differences
^*, P < 0.1; ^**, P < 0.05; ^***, P < 0.01

ISSN: 1475-9276