Creatinine Clearance Calculator (Cockcroft-Gault Equation)

Enter Patient Information:

• Age: Enter the patient’s age in years (e.g., 45).
• Weight: Enter the patient’s weight (e.g., 70.5). Select the unit (kg or lbs) from the dropdown. (You can click “Switch units” to convert between kg and lbs.)
• Serum Creatinine: Enter the lab value in mg/dL (e.g., 1.2).
• Gender: Select Male or Female.

Click “Calculate CrCl”

• The calculator will compute the estimated Creatinine Clearance (CrCl) in mL/min.

View Results

• The CrCl value will appear at the top.
• The normal range for the selected gender is shown below.
• The calculation steps (using the Cockcroft-Gault formula) are displayed for reference.