Side-by-side comparison helps you choose the right calculator for a specific clinical question.
Endocrinology
Interpret TSH and free T4 to assess thyroid function. Normal TSH: 0.4–4.0 mIU/L. Identifies overt and subclinical hypothyroidism, hyperthyroidism, and euthyroid sick syndrome.
Formula
Clinical interpretation based on TSH and free T4 reference ranges
Inputs
Endocrinology
Convert HbA1c to estimated average glucose (eAG): 6%=126 mg/dL, 7%=154, 8%=183, 9%=212. ADA 2026 target <7% for most adults with diabetes. Shows both mg/dL and mmol/L.
Formula
eAG (mg/dL) = 28.7 × HbA1c − 46.7 (ADAG formula)
Inputs