HOMA-IR Formula:
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The HOMA-IR (Homeostatic Model Assessment for Insulin Resistance) is a method used to quantify insulin resistance and beta-cell function. It provides a simple way to assess insulin resistance from fasting glucose and insulin measurements.
The calculator uses the HOMA-IR formula:
Where:
Explanation: The equation calculates insulin resistance by assessing the relationship between fasting insulin and glucose levels.
Details: HOMA-IR is widely used in research and clinical practice to identify insulin resistance, which is associated with type 2 diabetes, metabolic syndrome, and cardiovascular disease.
Tips: Enter fasting insulin in μU/mL and fasting glucose in mg/dL. Both values must be greater than zero for accurate calculation.
Q1: What is a normal HOMA-IR value?
A: Typically, values below 2.0 are considered normal, though this may vary by population and laboratory standards.
Q2: When should HOMA-IR be measured?
A: Measurements should be taken after an overnight fast of 8-12 hours for accurate results.
Q3: Are there limitations to HOMA-IR?
A: While useful for population studies, HOMA-IR may be less accurate for individuals with extreme values or certain medical conditions.
Q4: Can HOMA-IR be used for diagnosis?
A: HOMA-IR is primarily a screening tool and should be used alongside other clinical assessments for diagnosis.
Q5: How often should HOMA-IR be calculated?
A: Frequency depends on individual risk factors and clinical context, typically as part of metabolic health assessments.