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Orthopaedic Proceedings
Vol. 101-B, Issue SUPP_11 | Pages 16 - 16
1 Oct 2019
Nowak L Schemitsch EH
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Introduction

We designed this study to compare 30-day complications and length of hospital stay between patients undergoing total knee arthroplasty (TKA) with general anesthesia, to those undergoing TKA with spinal, epidural anesthesia, or Monitored Anesthesia Care (MAC, a combination of local anesthesia with sedation and analgesia provided by an anesthesiologist) with or without regional nerve blocks.

Methods

We identified patients ≥18 years undergoing TKA between the years of 2006 and 2017 from the American College of Surgeons National Surgical Quality Improvement Program (NSQIP). We collected patient demographics, anesthesia type, 30-day complications, length of operation and hospital stay from the database. We used multivariable regression to compare complications and length of stay (LOS) between anesthesia types, while adjusting for relevant covariables


The Bone & Joint Journal
Vol. 101-B, Issue 7_Supple_C | Pages 70 - 76
1 Jul 2019
Nowak LL Schemitsch EH

Aims

To evaluate the influence of discharge timing on 30-day complications following total knee arthroplasty (TKA).

Patients and Methods

We identified patients aged 18 years or older who underwent TKA between 2005 and 2016 from the American College of Surgeons’ National Surgical Quality Improvement Program (NSQIP) database. We propensity score-matched length-of-stay (LOS) groups using all relevant covariables. We used multivariable regression to determine if the rate of complications and re-admissions differed depending on LOS.