Decomposition analysis on the equity of health examination utilization for the middle-aged and elderly people in China: based on longitudinal CHARLS data from 2011 to 2018

Table 2 Analysis of influencing factors on the utilization rate of health examination service for middle-aged and elderly people (n = 11,496)

Variables	Group	Rural (n = 9,457)				Urban (n = 2,039)
		OR	95%CI		P	OR	95%CI		P
		OR	Lower	Upper	P	OR	Lower	Upper	P
Demographics
Time (year)	2011	1.00				1.00
	2013	0.58	0.55	0.63	< 0.001	0.74	0.65	0.85	< 0.001
	2015	0.77	0.72	0.82	< 0.001	0.96	0.84	1.10	0.054
	2018	1.15	1.08	1.22	< 0.001	1.07	0.94	1.22	0.333
Region	West	1.00				1.00
	Central	1.02	0.96	1.08	0.462	0.83	0.74	0.94	0.002
	East	1.03	0.98	1.09	0.265	1.11	0.98	1.25	0.102
Sex	Female	1.00				1.00
Sex	Male	1.06	0.99	1.13	0.118	1.07	0.94	1.22	0.327
Age (years)	45—50	1.00				1.00
	51—60	1.29	1.21	1.38	< 0.001	1.11	0.97	1.28	0.124
	61—70	2.23	2.07	2.40	< 0.001	1.67	1.45	1.93	< 0.001
	≥ 71	2.04	1.85	2.25	< 0.001	1.62	1.36	1.95	< 0.001
Education	Elementary school and below	1.00				1.00
Education	Junior high school and above	1.18	1.11	1.26	< 0.001	1.21	1.08	1.34	< 0.002
Marital status	Marital	1.00				1.00
Marital status	Others	0.91	0.84	0.99	0.025	1.12	0.95	1.32	0.174
Insurance	No	1.00				1.00
Insurance	Yes	1.25	1.11	1.41	< 0.001	1.68	1.40	2.02	< 0.001
Household expenditure per capita (CNY)
	Low	1.00				1.00
	Medium	0.98	0.93	1.04	0.516	1.01	0.87	1.19	0.865
	High	1.02	0.96	1.09	0.455	1.07	0.92	1.23	0.394
Life style
Smoke	No	1.00				1.00
Smoke	Yes	0.92	0.86	0.98	0.014	0.90	0.79	1.03	0.116
Drink	No	1.00				1.00
Drink	Yes	0.96	0.90	1.01	0.123	1.04	0.93	1.17	0.475
Health status
Disability	No	1.00				1.00
Disability	Yes	0.94	0.84	1.06	0.317	0.78	0.59	1.04	0.090
Chronic disease	No	1.00				1.00
Chronic disease	Yes	1.27	1.20	1.33	< 0.001	1.33	1.20	1.49	< 0.001

ISSN: 1471-2458