Test directory: Cockcroft-Gault Calculation

Ordering Code7745
Test NameCockcroft-Gault Calculation
AliasSerum Creatinine Clearance
Cockcroft-Gault (CG) Formula 1973
Creatinine Clearance
Preferred SpecimenSerum
Preferred ContainerSST (Gold)
Other Specimen/ContainerPlasma in Lithium Heparin (Green),
Serum in Plain (Red)
Optimum Volume0.5 mL
Transport RequirementsOahu: Ambient
Airline: Refrigerated
Specimen StabilityAmbient: 7 Days
Refrigerated: 7 Days
Frozen: 3 Months
Rejection CriteriaSpecimen older than stability limits, Insufficient quantity
Avail. StatNO
Analytic Time1 Day
MethodologyJaffe Kinetic Colorimetric

Reference range(s)

The reference ranges listed below are valid on this date of April 18, 2024.
ComponentAgeMale NormMale Critical LowMale Critical HighFemale NormFemale Critical HighFemale Critical LowUnitsAdd'l info
CreatinineALL0.6-1.40.6-1.4mg/dL
WeightALLkgSee report.
Cockcroft-Gault Calc MALLmL/minuteSee report.
Cockcroft-Gault Calc FALLmL/minuteSee report.
Cockcroft-Gault CalcALLmL/minuteSee report.