Food-related quality of life in inflammatory bowel disease: measuring the validity and reliability of the Turkish version of FR-QOL-29

Table 5 Results of the internal consistency analysis of the FR-QoL-29-Turkish in 180 patients with IBD and test–retest reliability in 30 patients with IBD

Items	Corrected-item-total score correlation	Cronbach’s Alpha if item deleted	Test–retest reliability, Correlation’s coefficients r
Q1	.496	.964	.712*
Q2	.568	.963	.833*
Q3	.333	.965	.697*
Q4	.258	.965	.438*
Q5	.555	.963	.815*
Q6	.602	.963	.848*
Q7	.702	.962	.879*
Q8	.770	.962	.824*
Q9	.699	.962	.736*
Q10	.666	.962	.686*
Q11	.741	.962	.780*
Q12	.789	.962	.872*
Q13	.748	.962	.802*
Q14	.726	.962	.689*
Q15	.703	.962	.840*
Q16	.679	.962	.732*
Q17	.712	.962	.602*
Q18	.650	.963	.638*
Q19	.773	.962	.740*
Q20	.785	.962	.815*
Q21	.783	.962	.876*
Q22	.835	.961	.912*
Q23	.796	.961	.842*
Q24	.837	.961	.902*
Q25	.793	.961	.832*
Q26	.667	.961	.740*
Q27	.534	.963	.680*
Q28	.646	.963	.736*
Q29	.773	.962	.833*

ISSN: 1477-7525