1. Comparing intermediate-term hearing results of NiTiBOND and Nitinol prostheses in stapes surgery
- Author
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Imre Gerlinger, Zalán Piski, István Szanyi, István János Tóth, A Kovács, Péter Révész, Alexandros Koukkoullis, and Zsolt Szakács
- Subjects
Adult ,Male ,Stapes Surgery ,Prosthesis Design ,Clinical success ,Young Adult ,03 medical and health sciences ,0302 clinical medicine ,Bone conduction ,Audiometry ,Hearing ,Alloys ,Humans ,Medicine ,Stapes fixation ,Postoperative Period ,030223 otorhinolaryngology ,Aged ,Retrospective Studies ,Intermediate term ,Air conduction ,business.industry ,Auditory Threshold ,General Medicine ,Middle Aged ,medicine.disease ,Stapes surgery ,Ossicular Prosthesis ,Otosclerosis ,Treatment Outcome ,Otorhinolaryngology ,Hearing results ,030220 oncology & carcinogenesis ,Female ,Nuclear medicine ,business ,Bone Conduction - Abstract
ObjectiveTo statistically analyse the hearing thresholds of two cohorts undergoing stapedotomy for otosclerosis with two different prostheses.MethodA retrospective study was conducted comparing NiTiBOND (n = 53) and Nitinol (n = 38) prostheses.ResultsAverage follow-up duration was 4.1 years for NiTiBOND and 4.4 years for Nitinol prostheses. The post-operative air–bone gap was 10 dB or less, indicating clinical success. The p-values for differences between (1) pre- and post-operative values in the NiTiBOND group, (2) pre- and post-operative values in the Nitinol group, (3) pre-operative values and (4) post-operative values in the two groups were: air–bone gap – p < 0.001, p < 0.001, p = 0.631 and p = 0.647; four-frequency bone conduction threshold – p = 0.076, p = 0.129, p < 0.001 and p = 0.005; four-frequency air conduction threshold – p < 0.001, p < 0.001, p = 0.043 and p = 0.041; three-frequency (1, 2 and 4 kHz) bone conduction threshold pre-operatively – p = 0.639, p = 0.495, p = 0.001 and p = 0.01; and air conduction threshold at 4 kHz: – p < 0.001, p < 0.001, p = 0.03 and p = 0.058.ConclusionPost-operative audiological outcomes for NiTiBOND and Nitinol were comparable.
- Published
- 2021