Table 2 The results for the normality test, content and face validity of Persian version of CDQOL questionnaire

1. I feel limited by this disease

0.97

1

4.45

2. I feel worried that I will suffer from this disease

0.94

0.82

4.27

3. I feel concerned that this disease will cause other health problems

1

1

4.91

4. I feel worried about my increased risk of cancer from this disease

1

1

4.91

5. I feel worried about my increased risk of cancer from this disease

0.94

0.82

4.64

6. I feel like I'm limited in eating meals with coworkers

1

1

4.91

7. I feel like I am not able to have special foods like birthday cake and pizza

1

1

4.91

8. I feel that the diet is sufficient treatment for my disease

1

1

4.92

9. I feel that there are not enough choices for treatment

0.94

1

4.55

10. I feel depressed because of my disease

1

1

5

11. I feel frightened by having this disease

1

1

5

12. I feel like I don't know enough about the disease

1

0.82

5

13. I feel overwhelmed about having this disease

0.87

0.82

4.58

14. I have trouble socializing because of my disease

0.97

1

4.92

15. I find it difficult to travel or take long trips because of my disease

1

1

5

16. I feel like I cannot live a normal life because of my disease

1

1

5

17. I feel afraid to eat out because my food may be contaminated

1

1

5

18. I feel worried about the increased risk of one of my family members having celiac disease

1

1

5

19. I feel like I think about food all the time

1

1

4.83

20. I feel concerned that my long term health will be affected

1

1

5