One-Year Response to Initial Therapy (Surgery Plus 131I) According to 2015 American Thyroid Association Guidelines (1)
| Study | Complete response (negative imaging and suppressed Tg < 0.2 ng/mL (1)) | Incomplete biochemical response (negative imaging and suppressed Tg > 1 ng/mL (1)) | Incomplete structural response (structural or functional evidence of disease with any Tg level (1)) |
| Randolph (2002) | 28 (76%) | 12 (24%) | 0 |
| Hoyes (2004) | 49 (82%) | 11 (18%) | 0 |
| Bal (2006) | NE | NE | NE |
| Santra (2011) | NE | NE | 14 (3.8%) |
| Giovanella (2013) | 51 treated with 1.1 GBq (76%) | 16 treated with 1.1 GBq (24%) | 0 |
| 65 treated with 3.7 GBq (92%) | 4 treated with 3.7 GBq (8%) |
NE = not evaluable; Tg = thyroglobulin.