Last preop sCr within 90 days (mg/dL):

Minimum sCr within 90 days (mg/dL):

Minutes urine output ≤ 31.29 mL/hr (min):

Estimated blood loss (mL):

Minutes pulse oximetry heart rate > 85 bpm (min):

Minutes the pulse oximetry perfusion index was ≤ 0.8% (min):