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Table 7 Discriminant validity of WHOQOL-DIS for people with physical disabilities

From: The World Health Organization Quality of Life instrument for people with intellectual and physical disabilities (WHOQOL-Dis): evidence of validity of the Brazilian version

Factor/domain

Age (years)

 

Disability (WHODAS-II)

Years of study

18-40 (n = 54)

41-65 (n = 108)

df = 160

12-26 (n = 83)

27-55 (n = 79)

df = 160

0 -7 (n = 82)

8 -21 (n = 74)

df = 154

Mean (SD)

Mean (SD)

t

d

Mean (SD)

Mean (SD)

t

d

Mean (SD)

Mean (SD)

t

d

Physical(a)

63,69 (19,27)

44,35 (19)

6,08**

0,433

61,83 (16,71)

39,2 (19)

8,06**

0,537

43,21 (19,58)

59,51 (19,21)

−5,24**

0,389

Psychological(a)

67,44 (18,12)

62,19 (15,55)

1,91*

0,149

70,63 (11,58)

56,91 (18,12)

5,71**

0,411

59,81 (17,41)

68,75 (14,7)

−3,45**

0,268

Social(a)

72,69 (21,62)

63,43 (18,44)

2,84*

0,219

71,69 (18,36)

61,08 (20,27)

3,49**

0,266

62,6 (19,21)

71,51 (19,85)

−2,85*

0,224

Environment(a)

55,32 (14,17)

55,03 (16,16)

0,11

0,009

59,34 (13,32)

50,71 (16,41)

3,68**

0,279

51,03 (15,37)

60,09 (14,19)

−3,81**

0,293

Overall(a)

64,58 (20,71)

51,5 (21,26)

3,72**

0,282

65,06 (18,5)

46,2 (21,12)

6,05**

0,431

49,09 (21,85)

63,85 (19,58)

−4,43**

0,336

Factor1(b)

64,81 (20,07)

63,58 (22,75)

0,34

0,027

69,38 (19,7)

58,33 (22,65)

3,32**

0,254

61,79 (22,98)

66,67 (19,99)

−1,42

0,114

Factor2(b)

71,14 (23,27)

71,45 (24,31)

−0,08

0,006

74,7 (19,76)

67,83 (27,27)

−1,22

−0,096

70,02 (25,76)

73,87 (21,07)

−1,03

0,083

Factor3(b)

69,06 (17,67)

66,09 (18,33)

0,98

0,077

70,88 (15,23)

63,08 (20,05)

2,78*

0,215

66,67 (19,93)

68,47 (15,61)

−0,63

0,051

Overall(b)

14,93 (6,91)

11,92 (7,62)

2,44*

0,189

16,04 (6,41)

9,65 (7,2)

5,97**

0,427

11,66 (7,84)

14,36 (6,84)

−2,28*

0,181

DISQOL Module

68,52 (15,38)

66,8 (15,09)

0,68

0,054

71,46 (12,83)

63,08 (16,27)

3,63**

0,276

66,29 (15,39)

69,37 (14,36)

−1,29

0,103

Local Module

55,56 (21,57)

45,31 (19,2)

3,07**

0,236

53,84 (20,05)

43,35 (19,77)

3,35**

0,256

44,66 (20,3)

54,14 (20,04)

−2,93*

0,230

  1. (a)WHOQOL-Bref. (b)DISQOL Module: factors congruent to the ones found in the cross-cultural project (global sample).
  2. Levels of significance: *p < 0.05; **p ≤ 0.001. In bold: Mann–Whitney statistics for non-normal distributions. df = degrees of freedom; d = effect size.
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