Creatinine Clearance

Normal (male) = 100 - 125 mL/min/1.73 m2
Normal (female) = 85 - 105 mL/min/1.73 m2

Measured = Ucreat (mg/dL)/Pcreat (mg/dL) x Uvol (ml/day)/1440 min/1day) = Ucreat (mg/day)/Pcreat (mg/dL) x 0.07

Estimated = ((140-age)/Pcreat) x (weight (kg)/72) --> (x0.85 for female)