Is there variation in utilization of preoperative tests among patients undergoing total hip and knee replacement in the US, and does it affect outcomes? A population-based analysis

Mohamed Mosaad Hasan, Raymond Kang, Jungwha Lee, Matthew D. Beal, Abdalrahman G. Ahmed, Yao Tian & Hassan M. K. Ghomrawi
Abstract Study objective To describe recent practice patterns of preoperative tests and to examine their association with 90-day all-cause readmissions and length of stay. Design Retrospective cohort study using the New York Statewide Planning and Research Cooperative System (SPARCS). Setting SPARCS from March 1, 2016, to July 1, 2017. Participants Adults undergoing Total Hip Replacement (THR) or Total Knee Replacement (TKR) had a preoperative screening outpatient visit within two months before their surgery. Interventions Electrocardiogram...
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