Patient selection: major gastrointestinal resections (including pancreatic) in NSQIP database
Endpoint: 30-day unplanned readmission
Risk factors for unplanned readmission on multivariate analysis (with adjusted odds ratio > 1.2):
(1) major complication prior to discharge (sepsis or septic shock, organ space infection, venous thromboembolic event, significant organ injury (lung, heart, kidney, CNS), major blood transfusion
(2) chronic steroid use for an underyling condition
(3) operation time >= 4 hours
(4) not discharged home
(5) open procedure
(6) ASA class III, IV or V
(7) neurologic comorbidity
(8) bleeding disorder
(9) dependent functional status
(10) renal insufficiency
where:
• Major blood transfusion was > 4 units within 72 hours of surgery
