Table 1 Means, standard deviations, and 95% confidence intervals of BDI-II, BPI-SF, and SF-12 by diagnosis categories and gender

  Schizophrenia (n = 102)

11.7(12.5)

9.0

14.3

2.4(2.5)

1.9

2.9

2.3(2.5)

1.8

2.8

46.7(8.3)

44.9

48.4

45.7(10.8)

43.5

48.0

  Depression (n = 98)

26.9(16.7)

23.2

30.6

3.1(2.7)

2.5

3.7

3.2(3.1)

2.5

3.9

47.1(9.3)

45.0

49.1

34.0(12.5)

31.3

36.8

  Anxiety (n = 90)

20.8(15.6)

17.2

24.4

2.7(2.2)

2.2

3.2

2.4(2.6)

1.8

3.0

48.6(8.6)

46.6

50.5

37.8(11.9)

35.1

40.5

  Male (n = 142)

20.0(16.1)

17.1

22.9

2.8(2.6)

2.3

3.3

2.8(2.8)

2.3

3.3

47.9(8.8)

46.3

49.4

39.4(12.8)

37.1

41.7

  Female (n = 148)

19.0(16.3)

16.1

22.0

2.6(2.5)

2.2

3.1

2.4(2.7)

2.0

2.9

47(8.6)

45.4

48.5

39.4(12.6)

37.2

41.7