Phenotype	Lipoprotein(s) elevated	Serum cholesterol level	Serum triglyceride level	Atherogenicity
I	Chylomicrons	Normal to ↑	↑↑↑↑	None seen
IIa	LDL	↑↑	Normal	+++
IIb	LDL and VLDL	↑↑	↑↑	+++
III	IDL	↑↑	↑↑↑	+++
IV	VLDL	Normal to ↑	↑↑	+
V	VLDL and chylomicrons	Normal to ↑	↑↑↑↑	+