Correction: Subclinical hypothyroidism.

In Azim S, Nasr C, "Subclinical hypothyroidism: When to treat," Cleve Clin J Med 2019; 86(2):101-110, on page 103, in the section "Subclinical hypothyroidism can resolve or progress," the sentence "The rate of progression to overt hypothyroidism is estimated to be 33% to 35% over 10 to 20 years of follow-up" contained an error. The correct rate of progression is 33% to 55%. This error has been corrected online.