Gupta Postoperative Respiratory Failure Risk
Predicts risk of mechanical ventilation for longer than 48 hrs postop or reintubation within 30 days.
1: normal healthy patient
2: mild systemic disease
3: severe systemic disease
4: severe systemic disease that is a constant threat to life (i.e., patient could die acutely without intervention)
5: moribund, not expected to survive without surgery
Preoperative systemic inflammatory response syndrome
Preoperative septic shock
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