Table 2. The patient and observer scar assessment scale.

Observer component*	Normal skin					Worst scar imaginable
	1	2	3	4	5	6	7	8	9	10
Vascularity	○	○	○	○	○	○	○	○	○	○
Pigmentation	○	○	○	○	○	○	○	○	○	○
Thickness	○	○	○	○	○	○	○	○	○	○
Relief	○	○	○	○	○	○	○	○	○	○
Pliability	○	○	○	○	○	○	○	○	○	○
Surface area	○	○	○	○	○	○	○	○	○	○
Overall opinion	○	○	○	○	○	○	○	○	○	○

^*In observer component, all parameters consisted of additional category: Vascularity: pale, pink, red, purple or mix; Pigmentation: hypopigmentaion, hyperpigmentaion or mix; Thickness: thicker or thinner; Relief: more, less or mix; Pliability: supple, stiff or mix; Surface area: expansion, contraction or mix.