Gupta Postoperative Pneumonia Risk

Postoperative pneumonia risk, % = e x / (1 + e x ) Where x = −2.8977 + sum of the values of the selected variables. Variable Options Value Age 0.0144 (per year) COPD* No -0.4553 Yes 0 Functional status Independent 0 Partially dependent 0.7653 Totally dependent 0.9400 ASA class 1: normal healthy patient -3.0225 2: mild systemic disease -1.6057 3: severe systemic disease -0.4915 4: severe systemic disease that is a constant threat to life** 0.0123 5: moribund, not expected to survive without surgery 0 Sepsis None -0.7641 Preoperative systemic inflammatory response syndrome 0 Preoperative sepsis -0.0842 Preoperative septic shock 0.1048 Smoking within last year No -0.4306 Yes 0 Type of procedure Anorectal -0.8470 Aortic 0.7178 Bariatric -0.6282 Brain 0.6841 Breast -2.3318 Cardiac 0.1382 ENT (except thyroid/parathyroid) -0.3665 Foregut or hepatopancreatobiliary 1.0660 Gallbladder, appendix, adrenals, or spleen -0.3951 Hernia (ventral, inguinal, femoral) 0 Intestinal 0.6169 Neck -0.0872 Obstetric/gynecologic -0.4101 Orthopedic -0.5415 Other abdomen 0.4021 Peripheral vascular -0.4519 Skin -0.5075 Spine -0.5672 Non-esophageal thoracic 0.8901 Vein -1.4760 Urology 0.1076 *COPD with forced expiratory volume in the first second <75% or causing functional disability or hospitalization. **i.e., patient could die acutely without intervention.