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Table 1 Profiles of the three categories of patients enrolled in this study

From: The ratio of serum free triiodothyronine to free thyroxine in children: a retrospective database survey of healthy short individuals and patients with severe thyroid hypoplasia or central hypothyroidism

Categorya

n (male)

Age range at study in years

Median latest L-T4b dose (range)

Total number of FT3 and FT4 measurementsc

Mean TSHd level (range)

Control

129 (81)

3.1–17.1

Not applicable

129

2.16 ± 1.03 (0.56–4.96)

A/Hypoplasia

22 (11)

3.0–18.4

125 (25–200)

156

1.81 ± 1.19 (0.30–4.96)

Central

27 (13)

3.0–18.9

100 (50–200)

366

Not applicable

  1. aSee text for the definition of each category
  2. bL-T4: L-thyroxine, in μg per day
  3. cThese numbers represent all the individual FT3 and FT4 measurements taken before averages were calculated. In A/Hypoplasia and Central, the values exceed the number of patients owing to repetitive measurements
  4. dValues are μIU/mL; mean ± standard deviation
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Thyroid Research

ISSN: 1756-6614