Fig. 4

The titer-dependent relationship between serum TPOAb and TgAb and the concurrent occurrence of PCOS in euthyroid AIT women. The reference ranges for serum TPOAb (≤ 5.61 IU/mL) and TgAb (≤ 4.11 IU/mL) were provided by the manufacturer (Abbott Diagnostics, Longford, Ireland)