Table 1. Shows grade of melasma and hyperpigmentation.

Score	Melasma Grade	Hyperpigmentation Grade
0	Normal skin color without evidence of hyperpigmentation	Normal skin color without evidence of hyperpigmentation
1	Barely visible hyperpigmentation	Specks of involvement
2	Mild hyperpigmentation	Small patchy areas of involvement <1.5 cm diameter
3	Moderate hyperpigmentation	Patches of involvement >2 cm diameter
4	Severe hyperpigmentation	Uniform skin involvement without any clear areas