Cross-cultural adaptation, reliability and validity of the Turkish version of the Chronic Venous Disease Quality of Life Questionnaire (CIVIQ-20)

SpringerPlus

Table 3 Factor analysis loadings of the CIVIQ-20

Items	Factors
Items	1	2	3
1. Pain in legs	0.500	0.113	0.535
2. Interferes with work	0.691	0.172	0.247
3. Sleeping poorly	0.257	0.120	0.800
4. To stand for a long time	0.730	0.212	0.156
5. To climb stairs	0.785	−0.008	0.069
6. To crunch/to kneel	0.726	0.243	0.181
7. To walk briskly	0.743	0.067	0.130
8. To travel by car/bus/plane	0.602	0.195	0.237
9. To do the housework	0.813	0.081	0.254
10. Going to parties	0.697	0.138	0.410
11. To perform sports activities	0.751	0.183	0.200
12. Feel on edge	0.275	0.517	0.462
13. Get tired easily	0.601	0.480	0.157
14. Feel like a burden people	0.225	0.437	0.385
15. I feel weaker and stiffer	0.480	0.544	−0.090
16. Embarrassed to show legs	0.008	0.768	0.179
17. Easily irritable	0.031	0.681	0.255
18. Impression of being disabled	0.379	0.681	0.120
19. Difficulty getting up in the morning	0.211	0.210	0.680
20. Do not feel like going out	0.193	0.193	0.140