Table 2 Goodness of fit values for Model 1 and 2, standardized regression weights for the items in Model 1 and 2 and descriptive data for the items in Model 1
Model fit summary | ||||
Model 1 | Model 2 | |||
Chi-square (df) p-value | 1395.6 (467) < 0.001 | 1484.9 (460) < 0.001 | ||
Chi-square/df | 2.99 | 3.23 | ||
CFI | 0.901 | 0.890 | ||
RMSEA (90 CIs) | 0.069 (0.065;0.073) | 0.073 (0.069; 0.077) | ||
Items | Factor loading | Mean (SD) | Median (Q1;Q3) | |
Model 1 | Model 2 | Model 1 | ||
1. Tiredness | 0.764 | 0.739 | 4.6 (1.7) | 5 (3;6) |
2. Lack of fitness | 0.815 | 0.787 | 4.7 (1.7) | 5 (3;6) |
3. Sleep disturbances | 0.507 | 0.484 | 4.4 (1.9) | 4 (3;6) |
4. Loss of appetite | 0.553 | 0.543 | 4.8 (1.8) | 5 (4;7) |
5. Diarrhoea | 0.618 | 0.600 | 5.7 (1.6) | 6 (5;7) |
6. Constipation | 0.630 | 0.608 | 5.2 (1.8) | 5 (4;7) |
7. Dizziness | 0.668 | 0.676 | 4.8 (1.8) | 5 (3;7) |
8. Palpitation of the heart | 0.719 | 0.700 | 5.3 (1.6) | 5 (4;7) |
9. Breathing difficulties | 0.696 | 0.702 | 5.5 (1.6) | 6 (4;7) |
10. Muscular weakness | 0.765 | 0.767 | 4.7 (1.8) | 5 (3;6) |
11. Pain | 0.697 | 0.725 | 4.6 (1.7) | 4 (3;6) |
12. Nausea | 0.708 | 0.737 | 5.6 (1.5) | 6 (4;7) |
13. How do you perceive overall health? | 0.637 | 0.646 | 4.4 (1.3) | 4 (4;5) |
14. If you are not gainfully employed, how happy are you with your life situation? | 0.856 | 0.853 | 5.0 (1.3) | 5 (4;6) |
15. Describe your financial situation | 0.751 | 0.753 | 4.8 (1.3) | 4 (4;6) |
16. Are you happy with where you live? | 0.773 | 0.773 | 5.2 (1.3) | 5 (4;6) |
17. How active have you been during the past week? | 0.658 | 0.676 | 4.5 (1.2) | 4 (4;5) |
How do you feel about your activities (i.e. what you have done) during the past week? To what extent have your activities been: (18-23) | ||||
18. Fun/stimulating | 0.919 | 0.813 | 4.4 (1.6) | 4 (3;6) |
19. Interesting | 0.970 | 0.881 | 4.3 (1.6) | 4 (3;5) |
20. Creative | 0.615 | 0.636 | 3.4 (1.7) | 3 (2;5) |
21. Independent | 0.588 | 0.556 | 4.4 (1.7) | 5 (3;6) |
22. Useful | 0.856 | 0.826 | 4.3 (1.6) | 4 (3;5) |
23. Meaningful | 0.811 | 0.779 | 3.9 (1.8) | 4 (3;5) |
How do you experience your relationships with other people? Choose and assess a significant person from your family, to what extent do you feel the relationship is: | ||||
24. Emotionally satisfying | 0.899 | 0.902 | 4.8 (1.8) | 5 (4;6) |
25. Interesting/exciting | 0.913 | 0.914 | 4.7 (1.8) | 5 (4;6) |
26. Meaningful | 0.942 | 0.941 | 4.5 (1.8) | 5 (3;6) |
27. Independent | 0.383 | 0.369 | 4.3 (1.8) | 5 (3;6) |
28. Changeable | 0.177 | 0.188 | 3.0 (1.8) | 3 (1;4) |
Choose and assess a significant person from among your friends. To what extent do you feel the relationship is: | ||||
29. Emotionally satisfying | 0.892 | 0.890 | 4.4 (1.7) | 5 (3;6) |
30. Interesting/exciting | 0.941 | 0.941 | 4.3 (1.8) | 4 (3;6) |
31. Meaningful | 0.951 | 0.949 | 4.3 (1.7) | 4 (3;5) |
32. Independent | 0.547 | 0.526 | 4.1 (1.8) | 4 (3;5) |
33. Changeable | 0.282 | 0.279 | 2.8 (1.7) | 3 (1;4) |