Prolonged mechanical ventilation probability Calculator

Note!
For the proper calculation of VVR max score, please input the maximal factor values for the day of surgery.

Vasoactive Inotrope Score (VIS) MAX
Dopamine dose		, [mcg/kg/min]
Dobutamine dose		, [mcg/kg/min]
Epinephrine dose		, [mcg/kg/min]
Milrinone dose)		, [mcg/kg/min]
Vasopressin dose		, [units/kg/min]
Norepinephrine dose		, [mcg/kg/min]
VIS Total
Ventilation Index (VI) MAX
Ventilator rate (RR)		, [Breaths/minute]
Peak Inspiratory Pressure (PIP)		, [cmH₂O]
Positive End-Expiratory Pressure (PEEP)		, [cmH₂O]
Arterial PCO2		, [mmHg]
Ventilation Index
Delta Creatinine
Preoperative (baseline) Creatinine		, [µmol/l]
Postoperative Creatinine		, [µmol/l]
ΔCr
Vasoactive Ventilation Renal Score (VVR) MAX
Cumulative Fluid Overload
Note! Please input preoperative body weight and values of the fluid overload for each day.
Body weight		, [kg]
Body surface area		, [m²]
Fluid balance for the day of surgery		, [ml]
Fluid balance for the postoperative day 1		, [ml]
Fluid balance for the postoperative day 2		, [ml]
Cumulative Fluid Overload		, [%]
Risk Factors
Note! Please mark any risk factor.
Underweight
Delayed sternal closure
Failed extubation
Sepsis
Pulmonary complications

Prolonged mechanical ventilation probability

, [%]