Interactive worksheet
TG/HDL-C Ratio Calculator
TG/HDL-C Ratio: Explanation and Clinical Context The triglyceride to HDL-cholesterol (TG/HDL-C) ratio is a simple, reliable marker used to estimate insulin resistance and cardiometabolic risk. It is calculated by dividing fasting triglycerides (mg/dL) by HDL-C (mg/dL). A low ratio (<2) generally indicates low risk for insulin resistance and cardiovascular events, while a high ratio (>4) suggests significant insulin r