Early Endophthalmitis Rates and Risk Factors After Corneal Transplant Surgeries in Medicare Beneficiaries From 2016 to 2019.

Patients undergoing PK and ALK and those with a CCI ≥3 had higher odds of endophthalmitis relative to EK and patients without comorbidities, respectively. Practices in the West, Midwest, and Northeast had lower odds of endophthalmitis relative to the South.