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LDL Cholesterol (calculated)
(a.k.a LDL)
minimum sample volume required ~ 5ml
Test Code: LIP
Tube type: SST
Other acceptable tube types
Lithium heparin (pale green)
Special instructions
Reported as part of the full lipid profile.
Units
mmol/L
Linked to
Lipids
Turnaround Time
1
day
Department: Biochemistry
Clinical Application
From 26/01/2026, LDL cholesterol is being calculated using the Sampson equation. This allows LDL to be calculated in patients with triglycerides ≤9.0 mmol/L and the calculation shows better correlation with measured LDL methods Vs. the Friedewald equation.
Webpage updated: January 2026.
Links:
» QRISKŪ3 cardiovascular disease risk calculator
» Assessment & Management of Lipids in Primary Care
