Fig. 2From: Human-derived acellular dermal matrix may be an alternative to autologous grafts in tympanic membrane reconstruction: systematic review and meta-analysisGalbraith plots of outcomes. Heterogeneity assessment. Galbraith plots of pooled outcomes, study plots outside the 95% confidence interval indicate heterogeneity. (a) Graft success rate; (b) Operation time; (c) Immediate postoperative pain, study Raj 2011included; (d) Immediate postoperative pain, study Raj 2011excluded; (e) Bone conduction; (f) Air-bone gap; (g) Air-bone gap reduction. The outcomes of pain one day after surgery and air conduction are unavailable due to insufficient number of studiesBack to article page