Table 5 Prevalence of hypothyroidism in the studied population
Variable | Frequency (N = 332) | Percentage (%) |
|---|---|---|
Primary hypothyroidism TSH level > 9 mU/L and free T4 < 0.6 ng/dL | 0 | 0 |
Central hypothyroidism Normal TSH/ low TSH level and free T4 < 0.6 ng/dL | 0 | 0 |
Sub-clinical hypothyroidism TSH ≥ 4. 5mU/L and Normal free T4 | 60 | 18.1 |
Normal T4 / Normal TSH | 272 | 81.9 |