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. Author manuscript; available in PMC: 2023 Jun 27.
Published in final edited form as: EMBnet J. 2023 May 16;28:e1029. doi: 10.14806/ej.28.0.1029

Table 2.

Rotated factor loadings of the principal components analysis (PCA) for 21 items (N= 551)

Items EHQ Knowledge EHQ Problems EHQ Feelings
1. I am more informed than others about healthy eating 0.52
3. The way my food is prepared is important in my diet 0.721
5. My eating habits are superior to others 0.761
11. My diet is better than other people’s diets 0.736
21. I prepare food in the most healthful way 0.667
2. I turn down social offers that involve eating unhealthy food. 0.348
4. I follow a diet with many rules 0.387
6. I am distracted by thoughts of eating healthily 0.574
7. I only eat what my diet allows 0.351
8. My healthy eating is a significant source of stress in my relationships 0.693
10.My diet affects the type of employment I would take 0.554
13. In the past year, friends or family members have told me that I’m overly concerned with eating healthily. 0.559
14. I have difficulty finding restaurants that serve the foods I eat 0.597
16. Few foods are healthy for me to eat 0.618
17. I go out less since I began eating healthily 0.582
18. I spend more than three hours a day thinking about healthy food. 0.685
20. I follow a health-food diet rigidly 0.415
9. I have made efforts to eat more healthily over time 0.694
12. I feel in control when I eat healthily 0.817
15. Eating the way I do gives me a sense of satisfaction 0.842
19. I feel great when I eat healthily 0.814
Eigenvalues 6.269 2.121 1.731
% of Variance 29.854 10.099 8.244
Croncbach’s alpha 0.796 0.82 0.817

EHQ: Eating Habits Questionnaire