Figure 1From: Economic burden of vulvar and vaginal intraepithelial neoplasia: retrospective cost study at a German dysplasia centre Main analysis period and total analysis period for Subgroup II (Schematic diagram). Purple cross = visit(s) at dysplasia outpatient department or office based specialist for diagnostic purposes (VDP) Purple line = surgical intervention (SI) Purple brackets = optional VDP/SI In Subgroup I: main analysis period = total analysis periodBack to article page