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Table 4 Thyroid function test in control, hypothyroid dogs before and after treatment. (mean ± SE)

From: Incidence, complications and therapeutic evaluation of clinical hypothyroidism in different breeds of dogs

Parameter

Control

N = 12

Hypothyroid

N = 28

After treatment

N = 21

P-value

Threshold

Value

TT4

1.92 ± 0.13A

0.63 ± 0.04B

1.67 ± 0.08A

0.000

0.8–3.6 µg/dl

Ft4

1.63 ± 0.10A

0.93 ± 0.29B

1.43 ± 0.19AB

0.056

1.0–2.5 ng/dl

TSH

11.38 ± 0.52B

34.05 ± 2.27A

9.33 ± 1.58B

0.000

0–37 mlu/L

  1. A & B: There is no significant difference (P > 0.05) between any two means, within the same row have the same superscript letter
  2. TT4: Total tetraiodothyroxin, FT4: Free thyroxine, TSH: Thyroid stimulating hormone