Cases

Insignificant stress

Significant stress

X2

P

Marriage

Married

178

43

135

16.052

0.000

Unmarried, divorced or willowed

48

26

22

Age

<30

62

37

25

7.563

0.006

>30

164

56

88

Education

Above high school

82

56

26

17.226

0.000

Under high school

144

57

87

Month income

≥2000 RMB

186

104

82

5.771

0.016

<2000 RMB

40

14

26