Table 1: The concentration (pmol/L; 𝑋 ± S . D .) of free tetraiodothyronine (FT4) and triiodothyronine (FT3) in rats serum 48 h after withdrawal of methimazole.

Methimazole (%)
0.0000.001 (METL)0.025 (METH)

FT4 1 0 . 4 8 ± 1 . 1 2 6 . 1 0 ± 1 . 5 5 ( 𝑃 = 0 . 0 0 0 9 )Below limit of detection (<2.60)
FT3 3 . 5 2 ± 0 . 4 9 2 . 3 9 ± 0 . 5 7 ( 𝑃 = 0 . 0 0 9 2 ) Below limit of detection (<1.67)