Table 1 Outcome measures collected for the analysis and their sources
Data | Acronym | Definition | Source |
|---|---|---|---|
Primary outcome | |||
Post operative length of stay in the hospital | LOS | Number of nights in the hospital after surgery | Electronic Medical Record |
Secondary outcome | |||
Intraoperative blood transfusion | Blood | AIMS | |
Postoperative mechanical ventilation >6 hours | Postop vent | Electronic Medical Record | |
Length of stay in the intensive care unit | LOS ICU | Number of nights in the intensive care unit after surgery | Electronic Medical Record |
NSQIP complication | NSQIP comp | Incidence of at least one NSQIP complication from the list presented below | NSQIP database |
Acute kidney injury | AKI | NSQIP definition | NSQIP database |
Deep vein thrombosis | DVT | NSQIP definition | NSQIP database |
Illeus | Ills | Electronic Medical Record | |
Myocardial infarction | MI | NSQIP definition | NSQIP database |
Pneumonia | Pnmn | NSQIP definition | NSQIP database |
Pulmonary embolism | PE | NSQIP definition | NSQIP database |
Sepsis | Spss | NSQIP definition | NSQIP database |
Stroke | Stk | NSQIP definition | NSQIP database |
Surgical site infection | SSI | NSQIP definition | NSQIP database |
Urinary tract infection | UTI | NSQIP definition | NSQIP database |
30-day readmission | 30 days readmission | Hospital readmission within 30 days after surgery | Electronic Medical Record |