Table 2.

The health status of respondents in different age group in the past month

Age	Migrants (N, %)			Residents with “Hukou” (N, %)			P-value
	Total	Have one or more symptoms	%	Total	Have one or more symptoms	%
15~	396	96	24.2	456	115	25.2	0.125
25~	859	179	20.8	825	217	26.3	0.005
35~	405	110	27.2	858	231	26.9	0.234
45~	197	50	25.4	960	295	30.7	0.076
55~	157	68	43.3	1479	583	39.4	0.098
Total	2014	504	25.0	4578	1442	31.5	< 0.0001