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Low-density lipoprotein cholesterol in blood

 
, medical expert
Last reviewed: 05.07.2025
 
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Low-density lipoprotein cholesterol (LDL-C) is the main transport form of cholesterol.

Reference values (norm) of LDL-C concentration in blood serum

Age, years

Serum LDL-C concentration

Mg/dl

Mmol/l

Men

Women

Men

Women

0-19

60-140

60-150

1.55-3.63

1.55-3.89

20-29

60-175

60-160

1.55-4.53

1.55-4.14

29-39

80-190

70-170

2.07-4.92

1.81-4.4

40-49

90-205

80-190

2.33-5.31

2.07-4.92

50-59

90-205

90-220

2.33-5.31

2.33-5.7

60-69

90-215

100-235

2.33-5.57

2.59-6.09

>70

90-190

90-215

2.33-4.92

2.46-5.57

Recommended serum LDL-C concentrations for adults are 65–175 mg/dL or 1.68–4.53 mmol/L.

The study of LDL-C is carried out for the purpose of phenotyping of GLP, or dyslipoproteinemia (a modern term that replaces the old one - hyperlipoproteinemia).

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