Fig. 2From: Angiotensin-converting enzyme gene insertion/deletion polymorphism and susceptibility to psoriasis: a systematic review and meta-analysisForest plot of psoriasis susceptibility related to angiotensin-converting enzyme insertion/deletion (I/D) polymorphism based on five genetic models: (a) D vs. I, (b) DD vs. II, (c) ID vs. II, (d) ID + DD vs. II, and (e) DD vs. II + IDBack to article page