Table 1 Socioeconomic characteristics of rural–urban migrants in China (n = 5925)

Age

31.63 ± 10.43

31.15 ± 9.92

31.95 ± 10.75

111.9323

0.000

Marital status (%)

5.5138

0.019

 Married

58.80

34.57

24.24

 Other

41.20

25.47

15.73

Current work status (%)

61.6141

0.000

 Employed

95.66

58.45

37.22

 Other

4.34

1.59

2.75

Ethnicity (%)

5.2878

0.021

 Han ethnicity

98.06

58.67

39.39

 Ethnic minority

1.94

1.37

0.57