Table 2.
Pretreatment laboratory assessments.
| Autoimmune thyroiditis (n=739) | Total patient population (n=1255) | |
|---|---|---|
| TSH | ||
| Data available, n (%) | 718 (97.2) | 1125 (89.6) |
| Mean (s.d.), mIU/l | 25.8 (118.4) | 23.4 (97.6) |
| Median (range), mIU/l | 8.6 (0.2–2768) | 8.6 (0–2768) |
| Free thyroxine | ||
| Data available, n (%) | 433 (58.6) | 665 (53.0) |
| Mean (s.d.), pmol/l | 9.3 (7.7) | 9.5 (8.9) |
| Median (range), pmol/l | 9.0 (0.1–90.3) | 9.0 (0.1–125.1) |
| Anti-thyroperoxidase antibodies | ||
| Data available, n (%) | 568 (76.9) | 757 (60.3) |
| Positive (%) | 493 (86.8) | 526 (69.5) |
| Anti-thyroglobulin antibodies | ||
| Data available, n (%) | 452 (61.2) | 605 (48.2) |
| Positive (%) | 348 (77.0) | 369 (61.0) |
| Imaging studies, n (%) | ||
| Ultrasound | 641 (86.7) | 936 (74.6) |
| Scintigraphy | 98 (13.3) | 180 (14.3) |