Table 4 Distribution of mean scores of CHBMS and Subscales by sociodemographic characteristics (n = 413)

Age

 18–28

282

109.16 ± 28.02

5.69 ± 2.64

18.81 ± 6.52

21.38 ± 7.99

12.51 ± 4.75

25.83 ± 8.71

24.92 ± 9.35

 29–38

53

109.25 ± 22.65

5.28 ± 2.55

18.60 ± 6.19

22.98 ± 7.70

13.83 ± 4.27

24.28 ± 6.99

24.26 ± 8.46

 39–49

78

110.22 ± 24.73

6.08 ± 2.76

18.70 ± 6.58

22.34 ± 7.7

12.84 ± 4.48

26.55 ± 7.92

23.67 ± 7.88

Statistics

χ² = 0.736

P = 0.69

χ² = 3.73

P = 0.15

χ² = 0.86

P = 0.82

χ² = 2.39

P = 0.30

χ² = 3.02

P = 0.22

χ² = 3.82

P = 0.14

χ² = 1.63

P = 0.44

Working status

 Yes

126

110.17 ± 25.67

5.53 ± 2.50

18.44 ± 6.08

22.02 ± 8.27

12.95 ± 4.55

25.92 ± 8.71

25.28 ± 9.09

 No

287

109.02 ± 27.23

5.80 ± 2.72

18.90 ± 6.64

21.657.76

12.65 ± 4.70

26.70 ± 8.22

24.30 ± 8.92

Statistics

Z = 0.05

P = 0.95

Z = 0.86

P = 0.39

Z = 0.75

P = 0.56

Z = 0.57

P = 0.56

Z = 0.73

P = 0.70

Z = 0.02

P = 0.97

Z = 1.00

P = 0.31

Education status

 Primary school

35

103.06 ± 32.56

6.17 ± 3.13

16.45 ± 6.90

20.25 ± 8.16

2.65 ± 4.75

25.17 ± 9.04

22.34 ± 9.35

 Secondary school

29

113.83 ± 29.54

7.03 ± 2.51

20.62 ± 6.07

21.00 ± 7.77

12.86 ± 4.16

27.27 ± 9.07

25.03 ± 8.78

 High school

51

109.63 ± 25.

5.64 ± 2.59

18.70 ± 6.83

21.54 ± 8.10

12.15 ± 5.10

26.66 ± 7.87

24.90 ± 7.20

 University and above

298

109.64 ± 25.88

5.55 ± 2.59

18.86 ± 6.35

22.06 ± 7.88

12.84 ± 4.63

25.54 ± 8.31

24.77 ± 9.22

Statistics

χ² = 3.24

P = 0.35

χ² = 10.21

P = 0.17

χ² = 7.17

P = 0.06

χ² = 1.95

P = 0.58

χ² = 0.92

P = 0.81

χ² = 2.23

P = 0.52

χ² = 2.38

P = 0.49

Income status

 Less than income

136

110.89 ± 25.65

6.12 ± 2.65

19.42 ± 5.70

21.21 ± 7.36

12.88 ± 4.20

26.05 ± 8.19

25.18 ± 8.40

 Income is equal to expenses

240

109.13 ± 27.34

5.4 ± 2.53

18.59 ± 6.92

22.51 ± 8.10

12.79 ± 4.96

25.45 ± 8.48

24.36 ± 8.56

 More than income

37

105.41 ± 26.95

6.21 ± 3.24

17.45 ± 5.98

19.00 ± 8.07

11.86 ± 4.24

26.83 ± 8.38

24.02 ± 10.06

Statistics

χ² = 0.99

P = 0.60

χ² = 8.15

P = 0.01*

χ² = 3.02

P = 0.22

χ² = 8.92

P = 0.02*

χ² = 2.58

P = 0.27

χ² = 1.77

P = 0.41

χ² = 0.88

P = 0.64

Marital status

 Married

159

110.35 ± 25.69

5.61 ± 2.59

18.84 ± 6.59

22.21 ± 8.04

13.40 ± 4.46

26.09 ± 7.35

24.16 ± 8.76

 Single

254

108.76 ± 27.40

5.78 ± 2.70

18.71 ± 6.41

21.49 ± 7.83

12.33 ± 4.74

25.57 ± 8.64

24.87 ± 9.11

Statistics

Z = 0.20

P = 0.83

Z = 0.60

P = 0.54

Z = 0.36

P = 0.97

Z = 0.98

P = 0.32

Z = 2.06

P = 0.03*

Z = 0.63

P = 0.52

Z = 0.79

P = 0.42

Do you have children?

 Yes

147

109.90 ± 25.94

5.69 ± 2.63

18.78 ± 6.67

21.91 ± 8.11

13.26 ± 4.48

26.12 ± 7.92

24.10 ± 8.95

 No

266

109.08 ± 27.21

55.73 ± 2.68

18.76 ± 6.37

21.68 ± 7.81

12.45 ± 4.73

25.57 ± 8.61

24.87 ± 8.99

Statistics

Z = 0.09

P = 0.92

Z = 0.14

P = 0.88*

Z = 0.10

P = 0.91

Z = 0.40

P = 0.68

Z = 1.44

P = 0.14

Z = 0.84

P = 0.39

Z = 0.78

P = 0.43

Number of children (n = 147)

 1–5

66

110.47 ± 26.88

5.60 ± 2.65

18.53 ± 6.65

20.80 ± 8.28

13.59 ± 4.52

27.15 ± 8.29

24.78 ± 9.53

 6–10

67

109.85 ± 22.00

5.56 ± 2.56

19.51 ± 6.17

22.74 ± 7.81

13.12 ± 4.13

25.60 ± 7.43

23.30 ± 8.39

 11–15

14

109.79 ± 37.97

6.92 ± 2.75

17.42 ± 8.57

22.85 ± 8.82

12.78 ± 5.91

24.21 ± 8.39

25.57 ± 8.61

Statistics

χ² = 0.52

P = 0.76

χ² = 3.45

P = 0.17

χ² = 2.21

P = 0.33

χ² = 1.89

P = 0.38

χ² = 1.34

P = 0.51

χ² = 2.56

P = 0.27

χ² = 1.85

P = 0.39