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British National Formulary

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NPF

Creatinine Clearance

Calculates estimated creatinine clearance using the Cockcroft and Gault formula:

Estimated Creatinine
Clearance in mL/minute
=(140 − Age) × Weight × Constant
Serum creatinine

Enter patient details below:

Sex of patient
Male (constant = 1.23)
Female (constant = 1.04)

Age of patient (years)
Weight of patient; use ideal body weight (kg)
Serum creatinine (micromol/litre)
SUBMIT

Results

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