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Table 2 SF-8 scores, item response option distribution, and internal consistency (N = 1228)

From: The influence of demographic characteristics, living conditions, and trauma exposure on the overall health of a conflict-affected population in Southern Sudan

SF-8 item

Mean

(standard deviation)

Item response option distribution (%)

Internal consistency: item-summary score

   

1

2

3

4

5

6

Mental health score

Physical health score

1

General health

43.27 (9.22)

4.89

14.17

27.28

30.94

12.21

10.50

0.66

0.37

2

Physical functioning

43.43 (10.18)

8.14

14.5

19.22

32.08

26.06

 

0.79

0.34

3

Role - physical

42.61 (10.41)

7.57

16.12

19.30

27.44

29.56

 

0.83

0.34

4

Bodily pain

44.88 (11.14)

7.57

18.00

20.03

18.49

18.57

17.35

0.76

0.39

5

Vitality

46.42 (10.27)

4.72

31.35

24.02

26.71

13.19

 

0.51

0.49

6

Social functioning

44.71 (10.29)

7.17

12.79

23.13

26.63

30.29

 

0.46

0.65

7

Role - emotional

42.56 (9.38)

5.94

14.01

19.79

28.91

31.35

 

0.46

0.71

8

Mental health

44.50 (11.12)

8.47

17.35

18.81

28.50

26.87

 

0.25

0.92

 

Summary physical health score

42.67 (10.78)

        
 

Summary mental health score

44.32 (11.33)

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