Full-Thickness Skin Graft according to Surrounding Relaxed Skin Tension Line Improves Scar Quality in Facial Defect Coverage: A Retrospective Comparative Study

Table 2

Interobserver reliability of the Vancouver scar scale (VSS) and the observer component of the patient and observer scar assessment scale (OSAS).

Variable	Single measure ICC (95% CI)	Average measure ICC (95% CI)
VSS
Vascularity	0.362 (0.171~0.596)	0.739 (0.508~0.881)
Pigmentation	0.208 (0.044~0.449)	0.568 (0.186~0.803)
Pliability	0.296 (0.115~0.537)	0.678 (0.393~0.8535)
Height	0.260 (0.084~0.501)	0.637 (0.316~0.834)
Total	0.540 (0.346~0.738)	0.854 (0.726~0.934)
Observer component of the POSAS
Vascularity	0.480 (0.283~0.693)	0.822 (0.664~0.919)
Pigmentation	0.425 (0.229~0.650)	0.787 (0.598~0.903)
Thickness	0.304 (0.121~0.544)	0.686 (0.408~0.857)
Relief	0.278 (0.099~0.519)	0.658 (0.355~0.844)
Pliability	0.392 (0.199~0.623)	0.764 (0.555~0.892)
Surface area	0.416 (0.222~0.643)	0.781 (0.587~0.900)
Overall	0.506 (0.310~0.713)	0.837 (0.692~0.925)
Total	0.482 (0.285~0.694)	0.823 (0.666~0.919)