Time Trends in the Characteristics of Patients Undergoing Primary Total Knee Arthroplasty

Objective To study the time trends in sociodemographic and clinical characteristics of patients undergoing primary total knee arthroplasty (TKA). Methods We used the Mayo Clinic Total Joint Registry to examine the time trends in patient demographics (body mass index [BMI] and age), underlying diagnosis, medical (Deyo‐Charlson Index) and psychological comorbidity (anxiety and depression), and examination findings of primary TKA patients from...