Table 1.

Characteristics of older migrants and older nonmigrants.

Variables	Setting	Total (n = 17,242)		Older Migrants (n = 11,622)		Older Nonmigrants (n = 5620)		p
		n	%	n	%	n	%
Age group	60–69	12,547	72.8	8819	75.9	3728	66.3	<0.001
	70–79	3821	22.2	2254	19.4	1567	27.9 *
	80–89	818	4.7	507	4.4	311	5.5 *
	90 and above	56	0.3	42	0.3	14	0.3
Gender	Male	8902	51.6	6065	52.2	2837	50.5	0.036
	Female	8340	48.4	5557	47.8	2783	49.5
Education	≤Primary school	11,470	66.5	6924	59.6	4546	80.9 *	<0.001
	Middle school	3751	21.8	2996	25.8	755	13.4 *
	≥High school	2021	11.7	1702	14.6	319	5.7 *
hukou	Rural	12,489	72.4	7786	67.0	4703	83.7	<0.001
	Urban	4753	27.6	3836	33.0	917	16.3
Marital status	Married	14,042	81.4	9504	81.8	4538	80.7	0.10
	Others	3200	18.6	2118	18.2	1082	19.3
Employment	Yes	8899	51.6	5871	50.5	3028	53.9	<0.001
	No	8343	48.4	5751	49.5	2592	46.1
Household economic status (in quintiles, RMB)	1	4221	24.5	2152	18.5	2069	36.8 *	<0.001
	2	3428	19.9	2447	21.1	981	17.5 *
	3	3525	20.4	2830	24.4	695	12.4 *
	4	3240	18.8	2438	20.9	802	14.2 *
	5	2828	16.4	1755	15.1	1073	19.1 *
Health status	Poor	3015	17.5	1287	11.1	1728	30.7	<0.001
	Good	14,227	82.5	10,335	88.9	3892	69.3
Health insurance	Yes	15,818	91.7	10,673	91.8	5145	91.5	0.52
	No	1424	8.3	949	8.2	475	8.5
Annual physical examination	Yes	6146	35.6	4139	35.6	2007	35.7	0.90
	No	11,096	64.4	7483	64.4	3613	64.3

* For significant difference between older migrants and older nonmigrants in each subgroup.