Table 2.
Number (Percent) of Women on Antithyroid Therapy by Thyrotoxicosis Category
| |
Thyrotoxicosis category |
|
|
|||||
|---|---|---|---|---|---|---|---|---|
| |
TTX-1a(N=3304) |
TTX-2 (but not TTX-1)b(N=4746) |
No TTX (N=801,551) |
Total (N=809,601) |
||||
| Therapy used by women at any time during the study period | n | (%) | n | (%) | n | (%) | n | (%) |
| MMI | 1021 | (30.9) | 683 | (14.4) | 87 | (0.01) | 1791 | (0.22) |
| PTU | 1166 | (35.3) | 854 | (18.0) | 103 | (0.01) | 2123 | (0.26) |
| MMI or PTU | 1758 | (53.2) | 1390 | (29.3) | 176 | (0.02) | 3324 | (0.41) |
| MMI and PTU | 429 | (13.0) | 147 | (3.1) | 14 | (<0.01) | 590 | (0.07) |
| MMI only (no PTU) | 592 | (17.9) | 536 | (11.3) | 73 | (0.01) | 1201 | (0.15) |
| PTU only (no MMI) | 737 | (22.3) | 707 | (14.9) | 89 | (0.01) | 1533 | (0.19) |
| Neither MMI nor PTU | 1546 | (46.8) | 3356 | (70.7) | 801,375 | (>99.9) | 806,277 | (99.6) |
| THRT | 1433 | (43.4) | 1491 | (31.4) | 45,900 | (5.73) | 48,824 | (6.03) |
| RAI | 5 | (0.15) | 8 | (0.17) | 87 | (0.01) | 100 | (0.01) |
| Thyroidectomy | 103 | (3.12) | 94 | (1.98) | 1011 | (0.13) | 1208 | (0.15) |
a
TTX-1 applies to women with an ICD-9-CM diagnosis code of 242.0x at any time during study period.
b
TTX-2 (but not TTX-1) applies to women who do not have an ICD-9-CM diagnosis code of 242.0x, but do have a code of 242.9 at any time during study period.
THRT, thyroid hormone replacement therapy; RAI, radioactive iodine.