Validation of the Danish version of the disease specific instrument EORTC QLQ-CR38 to assess Health-related quality of life in patients with colorectal cancer

Thaysen, Henriette Vind; Jess, P; Laurberg, Søren; Groenvold, M

doi:10.1186/1477-7525-10-150

Table 3 Item convergent and discriminat validity EORTC QLQ-CR38 (Spearman’s RHO)

From: Validation of the Danish version of the disease specific instrument EORTC QLQ-CR38 to assess Health-related quality of life in patients with colorectal cancer

Scales Items	MI	GI	CT	BI	SXS	MSX	DF	STO
Micturition problems (MI)
31) Frequency of urination day	0.56	0.15	0.07	0.15	0.08	0.31	0.34	0.03
32) Frequency of urination night	0.56	0.22	0.16	0.11	0.01	0.16	0.31	0.17
33) Pain while urinating	0.27	0.10	0.04	0.04	0.06	0.22	0.18	0.08
Symptoms gastro-intestinal tract (GI)
34) Bloated feeling in stomach	0.05	0.42	0.18	0.19	0.07	0.07	0.18	0.16
35) Abdominal pain	0.13	0.38	0.24	0.30	0.01	0.01	0.07	0.24
36) Pain in buttocks	0.05	0.06	0.04	0.16	0.04	0.27	0.16	0.20
37) Bothered by gas	0.18	0.31	0.03	0.12	0.10	0.12	0.25	0.27
38) Belching	0.07	0.20	0.22	0.17	0.15	0.32	0.09	0.19
Chemotherapy side effects (CT)
40) Dry mouth	0.17	0.18	0.29	0.18	0.20	0.25	0.32	0.06
41) Thin or lifeless hair	0.07	0.18	0.14	0.06	0.12	0.08	0.06	0.08
42) Trouble with taste	0.03	0.16	0.29	0.27	0.18	0.14	0.24	0.02
Body image (BI)
43) Feeling less attractive	0.14	0.28	0.25	0.59	0.12	0.32	0.21	0.43
44) Feeling less feminine/masculine	0.16	0.21	0.12	0.66	0.07	0.38	0.19	0.37
45) Dissatisfied with body	0.14	0.30	0.21	0.49	0.03	0.33	0.22	0.29
Sexual function (SXS)
47) Interest in sex	0.09	0.05	0.26	0.06	0.71	0.37	0.09	0.07
48) Sexual activity	0.02	0.05	0.24	0.07	0.71	0.41	0.00	0.16
Male sexual problems (MSX)
50) Problems erection	0.23	0.14	0.30	0.39	0.40	0.66
51) Problems ejaculation	0.25	0.10	0.13	0.40	0.34	0.66
Female sexual problems (FSX)
52) Dry vagina
53) Pain during intercourse
Defalcation problems (DF)
55) Frequent bowel movement day	0.43	0.27	0.11	0.12	0.04	0.26	0.44
56) Frequent bowel movement night	0.36	0.18	0.10	0.20	0.02	0.35	0.45
57) Urge without stools	0.21	0.21	0.26	0.26	0.12	0.38	0.56
58) Unintentional release of stools	0.21	0.22	0.20	0.14	0.14	0.34	0.36
59) Blood with stools	0.23	0.17	0.10	0.08	0.02	0.02	0.22
60) Difficulty in moving bowels	0.02	0.10	0.25	0.15	0.01	0.24	0.27
61) Painful bowel movement	0.21	0.14	0.26	0.11	0.04	0.13	0.30
Stoma-related problems (STO)
62) Afraid stoma noise	0.28	0.44	0.16	0.43	0.20			0.56
63) Afraid smell stools	0.35	0.36	0.06	0.48	0.04			0.60
64) Worry about leakage	0.18	0.18	0.20	0.33	0.11			0.59
65) Caring for stoma	0.12	0.03	0.18	0.08	0.09			0.35
66) Irritated skin	0.07	0.08	0.12	0.41	0.26			0.06
67) Embarrassment	0.09	0.29	0.13	0.48	0.12			0.57
68) Feeling less complete	0.13	0.28	0.10	0.43	0.02			0.60

Bolding indicate correlation coefficient > 0.40.
Thickly outlined boxes indicate correlation with own scale corrected for over-lap.
Analysis were not possible for the scales female sexual (FSX) problems n < 11 and male sexual problems (MSX) correlated with stoma-related problems (STO) n ≤ 28.

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ISSN: 1477-7525

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