| Attribute | Value |
| Age | Integer | On thyroxine | Male (M), female(F) | Query on thyroxine | False (f), true (t) | On antithyroid | False (f), true (t) | Sick | False (f), true (t) | Pregnant | False (f), true (t) | Thyroid surgery | False (f), true (t) | T131 treatment | False (f), true (t) | Query hypothyroid | False (f), true (t) | Query hyperthyroid | False (f), true (t) | Lithium | False (f), true (t) | Goiter | False (f), true (t) | Tumor | False (f), true (t) | Hypopituitary | False (f), true (t) | Psych | False (f), true (t) | TSH measured | False (f), true (t) | TSH | Real | T3 measured | False (f), true (t) | T3 | Real | TT4 measured | False (f), true (t) | TT4 | Real | T4U measured | False (f), true (t) | T4U | Real | FTI measured | False (f), true (t) | FTI | Real | TBG measured | False (f), true (t) | TBG | Real | Referral source | SVHC, other, SVI, STMW, SVHD | Class | Negative (1), positive (0) |
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