“…Regarding island tympanoplasty (group E), data about graft integration rate, ABG closure of < 10 dB, and postoperative mean ABG were available for 18, 7, and 11 studies, respectively. The graft integration rate resulted in a statistical significance (RD = 0.11; 95% CI [0.08; 0.14]; P < 0.001).…”