HDL/LDL Ratio
The ratio of HDL ('good') to LDL ('bad') cholesterol — a higher ratio is generally more favorable. (Many labs instead report LDL/HDL or Total/HDL.)
Category: Lipid Panel
Also known as: hdl/ldl ratio, hdl:ldl, hdl/ldl
Reference range: 0 — 5 ratio (Source: AI-generated (reviewed))
Standard unit: ratio
High values may indicate
A higher HDL/LDL ratio is generally favorable for cardiovascular risk.
Low values may indicate
A lower ratio may indicate a less favorable cholesterol balance.
Frequently asked questions
- What is a normal HDL/LDL Ratio level?
- A typical reference range for HDL/LDL Ratio is 0 — 5 ratio (source: AI-generated (reviewed)). Reference ranges vary by laboratory, age, and sex, so always compare against the range on your own lab report.
- What units is HDL/LDL Ratio measured in?
- HDL/LDL Ratio is most commonly reported in ratio. Labs in different countries may use other units — you can convert between them with BloodId's blood test unit converter.
- Where do HDL/LDL Ratio reference ranges come from?
- The reference range shown for HDL/LDL Ratio is AI-generated and reviewed by BloodId — it is not from the ABIM standard. Educational information is from MedlinePlus (see our methodology). Reference ranges vary by lab, age, and sex, so always compare against the range on your own report.
- Can I track HDL/LDL Ratio over time?
- Yes. Upload results from any lab and BloodId charts your HDL/LDL Ratio over time against its reference range, so you can see whether the trend is rising, falling, or stable.
Related biomarkers
Source: BloodId admin-reviewed
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