Table 2. Thyroid function and UIC before/after iodine supplementation.
| Case | Before supplementation | After supplementation | Powdered kelp (g/d) | |||||||
| TSH (μIU/ml) | FT4 (ng/dl) | UIC (μg/l) | Goiter | TSH (μIU/ml) | FT4 (ng/dl) | UIC (μg/l) | Goiter | Prognosis of clinical manifestation | ||
| 1 | 16.8 | 0.4 | < 25 | III | 0.7 | 1.2 | 362 | I | Remained constipation | 2.0 |
| 2 | 4.6 | 0.8 | < 25 | IV~III | 2.0 | 1.1 | 180 | I | Remained constipation | 1.0 |
| 3 | 9.2 | 0.5 | 58.0 | I | 2.1 | 1.2 | 224 | I | – | 1.0 |
| 4 | 7.7 | 0.9 | < 25 | I | 3.8 | 0.8 | 261 | I | – | 1.6/1.0 |
| 5 | 82.3 | 0.5 | < 25 | I | 4.7 | 1.0 | 367 | I | All improved | 2.0/1.6 |
| 6 | 7.6 | 0.7 | N.D. | III | 3.5 | 1.5 | 282 | II~I | All improved | 1.0 |
| 7 | 24.0 | 1.5 | N.D. | I | 1.6 | 0.9 | 648 | I | All improved | 2.0/1.6 |
N.D.; not done.