Table 7.
Exploratory factor loadings of Skindex-29 items
| Items | Factor 1 (eigenvalue = 15.613) | Factor 2 (eigenvalue = 1.828) | Factor 3 (eigenvalue = 1.441) | Factor 4 (eigenvalue = 1.031) |
|---|---|---|---|---|
| Functioning | ||||
| 2. My skin condition affects how well I sleep | 0.056 | 0.014 | 0.779 | −0.079 |
| 4. My skin condition makes it hard to work or do hobbies | 0.327 | 0.183 | 0.583 | −0.106 |
| 5. My skin condition affects my social life | 0.624 | 0.168 | 0.117 | 0.077 |
| 8. I tend to stay at home because of my skin condition | 0.556 | 0.153 | 0.173 | 0.055 |
| 11. My skin condition affects how close I can be with those I love | 0.776 | −0.189 | 0.260 | 0.032 |
| 14. I tend to do things by myself because of my skin condition | 0.703 | 0.052 | 0.051 | 0.115 |
| 17. My skin condition makes showing affection difficult | 0.785 | −0.091 | 0.094 | 0.148 |
| 20. My skin condition affects my interactions with others | 0.766 | 0.105 | −0.012 | 0.124 |
| 22. My skin condition is a problem for the people I love | 0.522 | 0.082 | 0.322 | 0.006 |
| 25. My skin condition affects my desire to be with people | 0.667 | 0.205 | 0.045 | −0.030 |
| 29. My skin condition interferes with my sex life | 0.664 | −0.383 | 0.517 | 0.009 |
| 30. My skin condition makes me tired | 0.281 | 0.479 | 0.298 | −0.052 |
| Emotion | ||||
| 3. I worry that my skin condition may be serious | 0.129 | 0.445 | 0.384 | 0.030 |
| 6. My skin condition makes me feel depressed | 0.266 | 0.636 | 0.145 | −0.141 |
| 9. I worry about getting scars from my skin condition | 0.251 | 0.710 | −0.464 | 0.146 |
| 12. I am ashamed of my skin condition | 0.747 | 0.299 | −0.148 | −0.016 |
| 13. I worry that my skin condition may get worse | 0.179 | 0.626 | 0.068 | −0.022 |
| 15. I am angry about my skin condition | 0.325 | 0.540 | −0.050 | 0.080 |
| 21. I am embarrassed by my skin condition | 0.649 | 0.387 | −0.148 | −0.010 |
| 23. I am frustrated by my skin condition | 0.423 | 0.515 | 0.050 | −0.094 |
| 26. I am humiliated by my skin condition | 0.808 | 0.213 | −0.228 | 0.033 |
| 28. I am annoyed by my skin condition | 0.271 | 0.680 | 0.129 | −0.233 |
| Symptoms | ||||
| 1. My skin hurts | 0.010 | 0.077 | 0.237 | 0.573 |
| 7. My skin condition burns or stings | 0.045 | −0.079 | 0.517 | 0.475 |
| 10. My skin itches | −0.058 | 0.112 | 0.736 | 0.030 |
| 16. Water bothers my skin condition (bathing, washing hands) | 0.242 | −0.063 | −0.168 | 0.792 |
| 19. My skin is irritated | −0.318 | 0.729 | 0.201 | 0.315 |
| 24. My skin is sensitive | −0.325 | 0.633 | 0.430 | 0.113 |
| 27. My skin condition bleeds | 0.158 | 0.154 | 0.026 | 0.547 |
Bold values indicate the largest factor loadings for each item.