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Table 1 changes in the mean serum levels of thyroid hormones T3, T4 and TSH in the different groups

From: Effects of chronic estradiol treatment on the thyroid gland structure and function of ovariectomized rats

Mean ± SD

Group 1 (sham operated)

Group 2 (ovariectomized)

Group 3 (estradiol treated)

T3 ng/dL

54.001 ± 2.29

52.754 ± 2.14

65.007 ± 4.79*#

T4 ng/dL

66.021 ± 1.32

63.592 ± 1.46

80.615 ± 3.61*#

TSH microU/dL

33.96 ± 1.86

36.161 ± 1.46

24.587 ± 3.2*#

  1. Marked differences * are significant at p < .05 compared to Group 1 (sham operated)
  2. Marked differences # are significant at p < .05 compared to Group 2 (ovariectomized)