A Preoperative Risk Model for Postoperative Pneumonia After Coronary Artery Bypass Grafting Raymond J. Strobel, BSChem, Qixing Liang, BS, Min Zhang, PhD, Xiaoting Wu, PhD, Mary A.M. Rogers, PhD, Patricia F. Theurer, BSN, Astrid B. Fishstrom, MSW, Steven D. Harrington, MD, MBA, Alphonse DeLucia, MD, Gaetano Paone, MD, MHSA, Himanshu J. Patel, MD, Richard L. Prager, MD, Donald S. Likosky, PhD The Annals of Thoracic Surgery Volume 102, Issue 4, Pages 1213-1219 (October 2016) DOI: 10.1016/j.athoracsur.2016.03.074 Copyright © 2016 The Society of Thoracic Surgeons Terms and Conditions
Fig 1 Observed versus expected events by decile of predicted risk category. Hosmer-Lemeshow χ2 (8 df) = 11.9, p = 0.15. The correlation between observed and predicted events is 0.99. The Annals of Thoracic Surgery 2016 102, 1213-1219DOI: (10.1016/j.athoracsur.2016.03.074) Copyright © 2016 The Society of Thoracic Surgeons Terms and Conditions
Fig 2 Sensitivity analysis: center-level discriminatory ability. Center 33 was excluded from this sensitivity analysis because of its 0% reported incidence of postoperative pneumonia during our study period. The Annals of Thoracic Surgery 2016 102, 1213-1219DOI: (10.1016/j.athoracsur.2016.03.074) Copyright © 2016 The Society of Thoracic Surgeons Terms and Conditions