Table 1.

The properties of LDL subclasses

LDL subclass	Density (g/mL)	Diameter (nm)	Size
1: LDL-I	1.019–1.023	27.2–28.5	Larger
2: LDL-IIa	1.023–1.028	26.5–27.2	Larger
3: LDL-IIb	1.028–1.034	25.6–26.5	Medium
4: LDL-IIIa	1.034–1.041	24.7–25.6	Medium
5: LDL-IIIb	1.041–1.044	24.2–24.7	Smaller
6: LDL-IVa	1.044–1.051	23.3–24.2	Smaller
7: LDL-IVb	1.051–1.063	22.0–23.3	Smaller

Abbreviations: LDL low-density lipoprotein, g grams, mL milliliters, nm nanometers