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TSH test efficacy.
| Clinically efficacy of TSH test | Number of patients (%) |
|---|---|
| Certainly beneficial | 9 (3.9) |
| Probably beneficial | 12 (5.2) |
| Unnecessary | 174 (75) |
| Probable harmful | 37 (15.9) |
| Total | 232 (100) |
Cases were evaluated by a senior endocrinologist to determine the clinical efficacy of the TSH test. Only a trend toward statistically significant correlation was found between the various efficacy categories and age (ANOVA, P = 0.062).
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