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

Table 6

Patient scar assessment scale comparison according to RSTL.

	RSTL matched (SD)	RSTL unmatched (SD)	Total (SD)	Mann–Whitney	value
Painful	1 (0)	1.42 (0.51)	1.24 (0.44)	76.5	0.111
Itching	1.22 (0.67)	1.25 (0.45)	1.24 (0.54)	60	0.702
Color	1.78 (0.83)	1.83 (0.83)	1.81 (0.81)	56	0.917
Stiffness	1 (0)	1.92 (0.79)	1.52 (0.75)	90	0.009
Thickness	1.11 (0.33)	2.67 (0.98)	2 (1.1)	100.5	≤0.001
Irregularity	1.44 (0.73)	2.58 (0.79)	2.1 (0.94)	91	0.007
Overall	1.33 (0.5)	2.25 (0.97)	1.86 (0.91)	88.5	0.012
Total	8.89 (1.54)	13.92 (2.02)	11.76 (3.11)	108	≤0.001

Mann–Whitney test.