{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,5,4]],"date-time":"2026-05-04T07:48:08Z","timestamp":1777880888507,"version":"3.51.4"},"reference-count":26,"publisher":"SAGE Publications","issue":"3","license":[{"start":{"date-parts":[[2018,9,1]],"date-time":"2018-09-01T00:00:00Z","timestamp":1535760000000},"content-version":"tdm","delay-in-days":0,"URL":"https:\/\/journals.sagepub.com\/page\/policies\/text-and-data-mining-license"}],"content-domain":{"domain":["journals.sagepub.com"],"crossmark-restriction":true},"short-container-title":["J Orthop Surg (Hong Kong)"],"published-print":{"date-parts":[[2018,9,1]]},"abstract":"<jats:sec>\n                    <jats:title>Purpose:<\/jats:title>\n                    <jats:p>To investigate the association between body mass index (BMI) and perioperative complications until hospital discharge, following primary total knee arthroplasty (TKA).<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Methods:<\/jats:title>\n                    <jats:p>This retrospective study reviewed 1665 cases of elective primary unilateral TKA performed between 2006 and 2010, from a prospective secure electronic database. Types of complications, length of operating time, and duration of hospital stay were analyzed in both adjusted (for known confounders) and unadjusted analyses. A further matched analysis was also performed.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Results:<\/jats:title>\n                    <jats:p>\n                      In terms of overall complications, there was no statistically significant difference between the BMI categories. When individual obesity category was considered, obese 2 had the lowest odds of developing complications, both with unadjusted (odds ratio (OR): 0.61, 95% confidence interval (CI) 0.41\u20130.91, p &lt; 0.015) and adjusted regression analysis (OR: 0.65, 95% CI: 0.43\u20130.99, p = 0.044). Compared to normal weight category, obese class 3 (\u226540 kg\/m\n                      <jats:sup>2<\/jats:sup>\n                      ) individuals were at 66% (OR: 0.34, 95% CI: 0.21\u20130.55) lower (unadjusted) odds of developing cardiac complications (overall p &lt; 0.001). With the matched analysis, compared to normal weight category, obese class 3 (\u226540 kg\/m\n                      <jats:sup>2<\/jats:sup>\n                      ) individuals were at a 60% (OR: 0.40, 95% CI: 0.23\u20130.68) lower (unadjusted) odds of developing cardiac complications (overall p = 0.004). Obese 3 patients had significantly higher operating time compared with other groups ( p &lt; 0.001).\n                    <\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Conclusion:<\/jats:title>\n                    <jats:p>This study did not find a significant association between BMI and increased overall in-hospital medical or surgical complications following primary TKA. Obesity significantly increased the length of operating time.<\/jats:p>\n                  <\/jats:sec>","DOI":"10.1177\/2309499018802429","type":"journal-article","created":{"date-parts":[[2018,10,1]],"date-time":"2018-10-01T02:23:28Z","timestamp":1538360608000},"update-policy":"https:\/\/doi.org\/10.1177\/sage-journals-update-policy","source":"Crossref","is-referenced-by-count":12,"title":["Higher body mass index is not a risk factor for in-hospital adverse outcomes following total knee arthroplasty"],"prefix":"10.1177","volume":"26","author":[{"given":"Usha","family":"Gurunathan","sequence":"first","affiliation":[{"name":"The Prince Charles Hospital, Rode Road, Chermside, Brisbane, Australia"},{"name":"University of Queensland, Brisbane, Australia"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Aaron","family":"Pym","sequence":"additional","affiliation":[{"name":"The Prince Charles Hospital, Rode Road, Chermside, Brisbane, Australia"},{"name":"St. Vincent\u2019s Hospital, Sydney, Australia"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Cameron","family":"Anderson","sequence":"additional","affiliation":[{"name":"The Prince Charles Hospital, Rode Road, Chermside, Brisbane, Australia"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Amanda","family":"Marshall","sequence":"additional","affiliation":[{"name":"The Prince Charles Hospital, Rode Road, Chermside, Brisbane, Australia"},{"name":"Princess Alexandra Hospital, Brisbane, Australia"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Sarah L","family":"Whitehouse","sequence":"additional","affiliation":[{"name":"The Prince Charles Hospital, Rode Road, Chermside, Brisbane, Australia"},{"name":"Queensland University of Technology, Brisbane, Australia"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Ross W","family":"Crawford","sequence":"additional","affiliation":[{"name":"The Prince Charles Hospital, Rode Road, Chermside, Brisbane, Australia"},{"name":"Queensland University of Technology, Brisbane, 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