Table 2.
Univariate analyses for the continuous variables.
| Characteristics | Remission group | Non-remission group | t or z | P-value |
|---|---|---|---|---|
| Age (year) | 40.83 ± 12.61 | 55.03 ± 9.562 | -5.902 | <0.001 |
| Primary tumor size (cm) | 1.9(1.2,2.7) | 2.8(1.9,3.6) | -3.501 | <0.001 |
| sti-Tg levels at diagnosis (μg/L) | 63.60(15.32,159.00) | 146.50(67.53,275.48) | -2.952 | 0.003 |
| The first RT dose (GBq) | 5.72 ± 1.25 | 5.97 ± 1.15 | -1.028 | 0.306 |
| Tmax/NTmean of the first RT a | 17.50(9.58,28.51) | 8.14(4.63,14.26) | -4.824 | <0.001 |
| Δsup-Tg after the first RT (%) | 31.68(25.31,37.82) | 12.02(2.69,18.11) | -6.801 | <0.001 |
| Δsti-Tg after the first RT (%) | 39.72(31.82,53.63) | 21.63(3.08,30.45) | -5.961 | <0.001 |
a
The median Tmax/NTmean is included in the study when the patient has multiple metastatic lesions. RT, radioiodine therapy.