Interpretability of the Modified Melasma Area and Severity Index (mMASI)

means for MASI were highest for those with severe MSS and the lowest for those with mild MSS (means: mild, 6.9 [95% CI, 4.9-8.8]; moderate, 12.4 [95 CI, 11.1-13.7]; severe, 20.2 [95% CI, 18.6-21.9]).