Table 1.

Objective and subjective assessment

Objective assessment		Subjective assessment
Grading of pigmentation	Grading of clinical response	Patient satisfaction score
0––no pigmentation	Grade 0: no response	0––not satisfied
1––solitary pigmented spot	Grade 1: mild response (1%–25%)	1––satisfied
2––multiple pigmented spots	Grade 2: moderate response (26%–50%)	2––extremely satisfied
3––diffuse pigmentation	Grade 3: good response (51%–75%)
	Grade 4: excellent response (>75%)