Development and psychometric validation of the Chinese version of Skindex-29 and Skindex-16

He, Zehui; Lu, Chuanjian; Chren, Mary-Margaret; Zhang, Zhongzhao; Li, Yan; Ni, Xiaojia; Buchtel V, Henry A; Ryan, Paul F; Li, Guo-Zheng

doi:10.1186/s12955-014-0190-4

Health and Quality of Life Outcomes

Table 7 Exploratory factor loadings of Skindex-29 items

From: Development and psychometric validation of the Chinese version of Skindex-29 and Skindex-16

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.

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ISSN: 1477-7525

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