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Table 2 Descriptive characteristics of participants in different districts (%)

From: Regional differences and determinants of self-rated health in a lower middle income rural Society of China

Variable

Southern region

(n = 1245)

Central region (n = 1537)

Northern region

(n = 1088)

Total Anhui

(n = 3870)

Gender**

Male

42.62

40.45

36.76

40.27

Female

57.38

59.55

63.24

59.73

Age(y)**

15~

25.31

28.11

19.58

24.60

45~

29.02

28.27

26.29

28.01

55~

22.58

21.29

24.63

22.74

65~

23.10

22.33

29.50

24.65

Education**

No education

42.64

38.63

52.02

43.99

Primary school

26.04

27.95

25.55

26.52

Middle school or higher

31.32

33.41

22.43

29.49

Employment status**

Subsistence farmers

68.50

57.19

83.49

69.13

Others

31.50

42.81

16.51

30.87

Marital statue

Married

88.29

85.70

85.37

86.64

Others

11.71

14.30

14.63

13.36

Income*

Q1 (~ 25%)

24.06

24.75

24.36

24.37

Q2

24.96

25.22

24.74

24.99

Q3

27.24

24.34

23.76

25.38

Q4(75%~)

23.73

25.69

27.15

25.26

Household composition**

Parents and children

26.22

30.44

19.85

25.79

Three generations

27.33

19.52

15.17

21.40

Elderly and children

8.46

5.78

13.97

9.15

Only elderly

37.54

43.78

50.74

43.26

Others

0.46

0.48

0.28

0.41

Medical insurance**

NRCMs

96.16

88.51

98.81

94.44

Other medical insurances

2.86

7.87

0.74

3.88

No medical insurance

0.98

3.61

0.46

1.68

Social support**

Q1 (~ 25%)

25.70

24.74

47.98

31.65

Q2

21.21

21.61

21.23

21.34

Q3

25.11

27.39

15.90

23.26

Q4(75%~)

27.98

26.27

14.89

23.75

Chronic disease**

No

48.86

54.49

42.10

48.77

Yes

51.14

45.51

57.90

51.23

Clinic visit**

No

61.99

57.98

40.00

54.54

Yes

38.01

42.02

60.00

45.46

Hospitalization

No

11.05

11.66

22.50

14.46

Yes

88.95

88.34

77.50

85.54

Active exercise**

No

80.29

68.40

73.40

74.52

Yes

19.71

31.60

26.60

25.46

Smoke**

No

78.09

77.98

83.61

79.60

Yes

21.91

22.02

16.39

20.40

Drink**

No

76.58

77.51

86.21

79.59

< 3 times/week

8.56

7.31

5.15

7.24

≥3 times/week

14.77

15.18

8.64

13.18

  1. aOther medical insurance: basic medical insurance for urban and rural residents, commercial health insurance
  2. bBelow the median score
  3. cEqual to or higher than the median score
  4. *Significant difference among respondents from 3 regions at P < 0.05 level
  5. **Significant difference among respondents from 3 regions respondents at P < 0.01 level