Fig. 3From: Using Hashimoto thyroiditis as gold standard to determine the upper limit value of thyroid stimulating hormone in a Chinese cohortROC curve describing the cutoff value of TSH in detecting participants with HT. When maximizing the sensitivity and specificity, the cutoff value of TSH equaled to 2.6 mU/L, with the sensitivity of 52 % and the specificity of 77 %Back to article page