Table 3 Assessment of internal consistency of individual items (HRQOL-BREF questionnaire questions) using Cronbach’s alpha coefficient (α-C) applied to group of parents of CHD and group of parents of children with minor illnesses
α-C parents of CHD children (n = 120) | α-C parents of children with minor illnesses (n = 80) | |
|---|---|---|
HRQOL-BREF questionnaire Items | ||
1. How would you rate your quality of life? | 0.84 | 0.87 |
2. How satisfied are you with your health? | 0.84 | 0.87 |
3. Do you feel physical pain prevents you from doing what you need to do? | 0.85 | 0.86 |
4. How much do you need medical treatment to function in your daily life? | 0.85 | 0.88 |
5. How much do you enjoy life? | 0.84 | 0.87 |
6. To what extent do you feel your life to be meaningful? | 0.84 | 0.87 |
7. How well are you able to concentrate? | 0.85 | 0.87 |
8. How safe do you feel in your daily life? | 0.84 | 0.88 |
9. How healthy is your physical environment (climate, noise, pollution, appeals)? | 0.84 | 0.87 |
10. Do you have enough energy for everyday life? | 0.85 | 0.86 |
11. Are you able to accept your physical appearance? | 0.84 | 0.87 |
12. Do you have you enough money to meet your needs? | 0.84 | 0.87 |
13. How available to you is information that you need in your day-to-day life? | 0.85 | 0.87 |
14. Do you have the opportunity for leisure activities? | 0.83 | 0.88 |
15. How well are you able to get around? | 0.85 | 0.88 |
16. Are you satisfied with your sleep? | 0.86 | 0.85 |
17. Are you satisfied with your ability to perform daily living activities? | 0.85 | 0.87 |
18. Are you satisfied with your capacity for work? | 0.84 | 0.88 |
19. Are you satisfied with yourself? | 0.85 | 0.87 |
20. Are you satisfied with your personal relationships? | 0.85 | 0.87 |
21. Are you satisfied with your sex life? | 0.84 | 0.86 |
22. Are you satisfied with the support you get from your friends? | 0.84 | 0.88 |
23. Are you satisfied with the conditions of your living place? | 0.85 | 0.87 |
24. Are you satisfied with your access to health services? | 0.84 | 0.86 |
25. Are you satisfied with your transportation? | 0.85 | 0.87 |
26. Do you have negative feelings e.g. bad mood, anxiety, depression? | 0.85 | 0.88 |
Domain | ||
D1- Physical (Q3,4, 10, 15, 16, 17, 18) | 0.85 | 0.86 |
D2- Psychological (Q5, 6, 7, 11, 19, 26) | 0.84 | 0.87 |
D3- Social (Q20, 21, 22) | 0.84 | 0.87 |
D4- Environmental (Q8, 9, 12, 13, 14, 23, 24, 25) | 0.84 | 0.87 |
Perception of QOL (Q1) | 0.84 | 0.87 |
Health satisfaction (Q2) | 0.84 | 0.87 |
Total Score | 0.84 | 0.87 |