{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,11,11]],"date-time":"2026-11-11T12:30:20Z","timestamp":1794400220674,"version":"4.9.0"},"reference-count":23,"publisher":"SAGE Publications","issue":"3","license":[{"start":{"date-parts":[[2018,8,16]],"date-time":"2018-08-16T00:00:00Z","timestamp":1534377600000},"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":["Global Spine Journal"],"published-print":{"date-parts":[[2019,5]]},"abstract":"<jats:sec>\n                    <jats:title>Study Design:<\/jats:title>\n                    <jats:p>Retrospective cohort.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Objectives:<\/jats:title>\n                    <jats:p>To study evidence to assess the impact of chronic obstructive pulmonary disease (COPD) on 30-day outcomes following 1- to 2-level anterior cervical discectomy and fusion (ACDF).<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Methods:<\/jats:title>\n                    <jats:p>The 2015-2016 American College of Surgeons-National Surgical Quality Improvement Program (ACS-NSQIP) database was queried using Current Procedural Terminology (CPT) codes 22\u2009551 (single-level) and 22\u2009552 (additional level). Patients undergoing disc arthroplasty, multilevel (&gt;2) fusion, posterior cervical spine surgery, and patients with fracture, tumor, and\/or infection were excluded.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Results:<\/jats:title>\n                    <jats:p>Out of 14\u2009835 patients undergoing an elective 1- to 2-level ACDF, 649 (4.4%) had a diagnosis of COPD at the time of the surgery. Following adjusted logistic regression analysis, prior history of COPD was significantly associated with a longer length of stay (odds ratio [OR] 1.25 [95% confidence interval (CI0 1.04-1.52]; P = .019), superficial surgical site infection (OR 2.68 [95% CI 1.06-6.80]; P = .038), discharge destination other than home (OR 1.49 [95% CI 1.05-2.12]; P = .026), pneumonia (OR 4.37 [95% CI 2.42-7.88]; P &lt; .001), ventilator use &gt;48 hours (OR 5.34 [95% CI 1.88-15.15]; P = .002), unplanned reintubation (OR 3.36 [1.48-7.62]; P = .004), and 30-day readmissions (OR 1.69 [95% CI 1.20-2.38]; P = .003).<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Conclusions:<\/jats:title>\n                    <jats:p>The findings of this study show that COPD patients are more likely to have postoperative complications and 30-day readmissions, despite elective ACDF itself being a low-risk surgery in general. Results show that majority of the complications were pulmonary in nature, further stressing the need for accurate medical optimization following surgery in these patients.<\/jats:p>\n                  <\/jats:sec>","DOI":"10.1177\/2192568218794170","type":"journal-article","created":{"date-parts":[[2018,8,16]],"date-time":"2018-08-16T23:38:41Z","timestamp":1534462721000},"page":"298-302","update-policy":"https:\/\/doi.org\/10.1177\/sage-journals-update-policy","source":"Crossref","is-referenced-by-count":13,"title":["Chronic Obstructive Pulmonary Disease Is an Independent Predictor for 30-Day Complications and Readmissions Following 1- to 2-Level Anterior Cervical Discectomy and Fusion"],"prefix":"10.1177","volume":"9","author":[{"given":"Azeem Tariq","family":"Malik","sequence":"first","affiliation":[{"name":"The Ohio State University Wexner Medical Center, Columbus, OH, USA"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Nikhil","family":"Jain","sequence":"additional","affiliation":[{"name":"The Ohio State University Wexner Medical Center, Columbus, OH, USA"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Jeffery","family":"Kim","sequence":"additional","affiliation":[{"name":"The Ohio State University Wexner Medical Center, Columbus, OH, USA"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Safdar N.","family":"Khan","sequence":"additional","affiliation":[{"name":"The Ohio State University Wexner Medical Center, Columbus, OH, USA"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Elizabeth","family":"Yu","sequence":"additional","affiliation":[{"name":"The Ohio State University Wexner Medical Center, Columbus, OH, USA"}],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"179","published-online":{"date-parts":[[2018,8,16]]},"reference":[{"key":"bibr1-2192568218794170","unstructured":"Center for Disease Control and Prevention. Leading causes of death. https:\/\/www.cdc.gov\/nchs\/fastats\/leading-causes-of-death.htm. Accessed March 12, 2018."},{"key":"bibr2-2192568218794170","first-page":"1","volume":"61","author":"Hoyert DL","year":"2012","journal-title":"Natl Vital Stat Rep"},{"key":"bibr3-2192568218794170","doi-asserted-by":"publisher","DOI":"10.1016\/S0140-6736(14)61682-2"},{"key":"bibr4-2192568218794170","doi-asserted-by":"publisher","DOI":"10.1378\/chest.14-2434"},{"key":"bibr5-2192568218794170","doi-asserted-by":"publisher","DOI":"10.1136\/thoraxjnl-2014-206084"},{"key":"bibr6-2192568218794170","doi-asserted-by":"publisher","DOI":"10.1164\/rccm.201011-1928OC"},{"key":"bibr7-2192568218794170","doi-asserted-by":"crossref","unstructured":"Varela MVL, de Oca MM, Halbert RJ, et al; PLATINO Team. Sex-related differences in COPD in five Latin American cities: the PLATINO study. Eur Respir J. 2010;36:1034\u20131041.","DOI":"10.1183\/09031936.00165409"},{"key":"bibr8-2192568218794170","doi-asserted-by":"publisher","DOI":"10.1016\/S0140-6736(05)66781-5"},{"key":"bibr9-2192568218794170","doi-asserted-by":"publisher","DOI":"10.1056\/NEJMoa0904006"},{"key":"bibr10-2192568218794170","doi-asserted-by":"publisher","DOI":"10.1183\/09031936.00081409"},{"key":"bibr11-2192568218794170","doi-asserted-by":"publisher","DOI":"10.1164\/rccm.201210-1843CI"},{"key":"bibr12-2192568218794170","doi-asserted-by":"publisher","DOI":"10.1186\/1745-6673-1-11"},{"key":"bibr13-2192568218794170","first-page":"7","volume":"020704","author":"Chan KY","year":"2017","journal-title":"J Glob Health"},{"key":"bibr14-2192568218794170","doi-asserted-by":"publisher","DOI":"10.1097\/BRS.0000000000000165"},{"key":"bibr15-2192568218794170","unstructured":"American College of Surgeons National Surgical Quality Improvement Program. User guide for the 2016 ACS NSQIP Participant Use Data File (PUF). https:\/\/www.facs.org\/\u223c\/media\/files\/quality%20programs\/nsqip\/nsqip_puf_userguide_2016.ashx . Published October 2017. 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