Table 9 Construct and concurrent validity of WHOQOL-DIS for people with physical disabilities
Factor/domain | Are you currently ill or in poor health? | Do you have a disability [impairment or limitation]? | Depression (BDI-II) (stratified by quantils) | Satisfaction with life (SWLS) (stratified by quantils) | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Yes (n = 113) | No (n = 49) | df = 160 | Yes (n = 155) | No (n = 7) | df = 160 | ≤ 11 (n = 81) | ≥ 12 (n = 81) | df = 160 | ≤ 23 (n = 80) | ≥ 24 (n = 82) | df = 160 | |||||
Mean (SD) | Mean (SD) | t | d | Mean (SD) | Mean (SD) | t | d | Mean (SD) | Mean (SD) | t | d | Mean (SD) | Mean (SD) | t | d | |
Physical(a) | 42,19 (17,44) | 70,63 (14,49) | −10,01** | 0,62 | 50,41 (21,07) | 59,18 (22,1) | −1,07 | 0,08 | 61,29 (17,34) | 40,3 (19,34) | 7,27** | 0,50 | 45,22 (19,82) | 56,23 (21,04) | −3,42** | 0,26 |
Psychological(a) | 60,67 (18,81) | 71,51 (13,8) | −4,0** | 0,30 | 63,71 (16,79) | 69,05 (10,45) | −0,83 | 0,07 | 73,46 (11,89) | 54,42 (15,64) | 8,91** | 0,58 | 57,19 (17,67) | 70,53 (12,37) | −5,56** | 0,40 |
Social(a) | 63,42 (18,81) | 73,64 (20,93) | −3,07** | 0,24 | 66,4 (19,89) | 69,05 (23,43) | −0,34 | 0,03 | 73,77 (17,83) | 59,26 (19,45) | 4,95** | 0,36 | 58,75 (20,41) | 74,09 (16,41) | −5,28** | 0,39 |
Environment(a) | 53,43 (15,88) | 59,06 (13,86) | −2,15* | 0,17 | 54,68 (15,39) | 65,18 (14,92) | −1,77* | 0,14 | 63,58 (11,6) | 46,68 (14,25) | 8,28** | 0,55 | 49,73 (15,82) | 60,40 (13,23) | −4,66** | 0,35 |
Overall(a) | 48,56 (20,37) | 72,7 (15,02) | −8,39** | 0,55 | 55,89 (21,9) | 55,36 (23,78) | 0,06 | 0,00 | 63,73 (19,12) | 47,99 (21,78) | 4,89** | 0,36 | 47,97 (21,55) | 63,57 (19,46) | −4,84** | 0,36 |
Factor1(b) | 62,54 (22,8) | 67,35 (19,23) | −1,29 | 0,10 | 63,23 (21,69) | 80,95 (19,07) | −2,12* | 0,17 | 72,33 (19,27) | 55,66 (21,16) | 5,24** | 0,38 | 61,25 (20,81) | 66,67 (22,6) | −1,68* | −0,13 |
Factor2(b) | 68,88 (25,44) | 77,04 (18,91) | −2,26* | 0,18 | 70,5 (24,01) | 88,09 (13,49) | −1,91* | 0,15 | 79,01 (17,44) | 63,68 (29,95) | 4,3** | 0,32 | 65,83 (25,87) | 76,73 (20,57) | −2,96* | 0,23 |
Factor3(b) | 65,41 (19,17) | 70,92 (14,87) | −1,98* | 0,15 | 66,34 (18,01) | 83,33 (12,5) | −2,46* | 0,19 | 74,18 (14,66) | 59,98 (18,53) | 5,41** | 0,39 | 61,97 (19,66) | 72,05 (14,98) | −3,66** | 0,28 |
Overall(b) | 10,84 (7,04) | 17,73 (6,3) | −5,9** | 0,42 | 12,74 (7,47) | 16,96 (7,83) | −1,46 | 0,11 | 16,13 (6,08) | 9,72 (7,46) | 5,99** | 0,43 | 10,47 (7,02) | 15,32 (7,23) | −4,33** | 0,32 |
DISQOL Module | 65,56 (15,96) | 71,56 (12,28) | −2,6* | 0,20 | 66,63 (14,92) | 83,93 (10,94) | −3,03** | 0,23 | 74,93 (12,18) | 59,83 (14,09) | 7,29** | 0,50 | 62,76 (15,36) | 71,87 (13,6) | −4,0** | 0,30 |
Local Module | 44,3 (20,02) | 58,93 (18,09) | −4,39** | 0,33 | 47,94 (20,3) | 66,07 (19,38) | −2,31* | 0,18 | 55,48 (18,76) | 41,98 (20,11) | 4,42** | 0,33 | 46,64 (18,92) | 50,76 (21,92) | −1,28 | 0,10 |