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To examine whether cochlear implantation (CI) increases the risk of clinically significant falls in older adults.

Retrospective analysis of deidentified administrative claims from a US commercial insurance database.

Nationwide deidentified private insurance claims database (Clinformatics Data Mart; Optum).

Patients undergoing CI were identified through Current Procedural Terminology codes. Number of days with falls resulting in health care expenditure were counted 1 year pre- and post-CI. Generalized estimating equation Poisson regression was used to determine medical and sociodemographic predictors for fall days, including age, sex, race, and income, with pre- vs post-CI status.

Between 2003 and 2019, 3773 patients aged >50 years underwent CI. An overall 139 (3.68%) patients recorded at least 1 fall diagnosis a year pre-CI, and 142 (3.76%) recorded at least 1 …