Figure 2.
(a) Physician's subjective evaluation of eyelid pigmentation. There was no significant differences in the frequency of eyelid pigmentation among the five types of PG analogs (P=0.537). (b) Physician's subjective evaluation of eyelash bristles (**P<0.0001). Compared with the other four medication groups, the unoprostone group showed significantly less frequency of eyelash bristles.