“…In studies that specifically look into the use of BAHA in atresia patients, Mazita et al [19] had found that 100% (16 patients) have improved hearing with a mean functional gain of 35.2 dB HL. In another study published by Ricci et al [21], 31 patients received BAHA implantation for bilateral aural atresia, the mean postoperative free-field threshold of 18.1 +/− 7.5 dB HL, with ABG closure in 24 out of 31 patients (77.4%).…”