TSH

T3

T4

Group I

0.30 ± 0.10

1.24 ± 0.20

67.66 ± 1.52

Group II

0.08 ± 0.02

1.75 ± 0.19^*

74.33 ± 5.13

Group III

0.005 ± 0.01^**

1.63 ± 0.12^*

76.80 ± 8.07

Group IV

0.005 ± 0.01^*

1.95 ± 0.05^*

102.33 ± 7.50^*

F

29.21

11.96

16.24

P

˂0.001

˂0.001

˂0.001