Figure 1
Multivariate analysis of 100 patients with intermediate-risk papillary thyroid carcinoma_
| HR (95% Cl) | P Value | |
|---|---|---|
| Age | ||
| < 45 | 1.00 | |
| ≥ 45 | 1.36(0.94-1.92) | <0.001 |
| Gender | ||
| Male | 0.73(0.65-0.82) | <0.001 |
| Female | 1.00 | |
| Tumor size | ||
| T1 | 1.00 | <0.001 |
| T2 | 0.62(0.49-0.78) | <0.001 |
| T3 | 0.74(0.56-0.97) | |
| lymph nodes | ||
| N0 | 1.00 | |
| N1 | 1.45(1.05-2.12) | <0.001 |
| Multifocality | ||
| Yes | 0.83(0.75-0.92) | <0.001 |
| No | 1.00 | |
| Aggressive histology | ||
| Yes | 0.94(0.58-1.66) | <0.001 |
| No | 1.00 | |
| vascular invasion | ||
| Yes | 0.98(0.68-1.56) | <0.001 |
| No | 1.00 | |
| Positive margins | ||
| Yes | 1.55(1.15-2.22) | <0.001 |
| No | 1.00 | |
| Extrathyroidal extension | ||
| Yes | 0.62(0.49-0.78) | <0.001 |
| No | 1.00 | |
| RAI use | ||
| No | 1.00 | |
| Yes | 0.72(0.59-0.88) | <0.001 |
Characteristics of Patients and Tumors_
| Characteristics | NO RAI | RAI | P | ||
|---|---|---|---|---|---|
| % | n | % | n | Value | |
| Age | <0.001 | ||||
| < 45 | 17 | 56.7 | 40 | 57.1% | |
| ≥ 45 | 13 | 43.3 | 30 | 42.9% | |
| Gender | <0.001 | ||||
| Female | 21 | 70 | 50 | 71.4% | |
| Male | 9 | 30 | 20 | 28.6% | |
| Tumor size | <0.001 | ||||
| T1 | 18 | 60 | 10 | 14.2% | |
| T2 | 6 | 20 | 20 | 28.7% | |
| T3 | 6 | 20 | 40 | 57.1% | |
| lymph nodes | <0.001 | ||||
| NO | 22 | 73.3 | 10 | 14.2% | |
| N1<1cm | 8 | 26.7 | 10 | 14.2% | |
| 1:<2cm | 0 | 0 | 20 | 28.7% | |
| 2:<3 | 0 | 0 | 30 | 42.9% | |
| Multifocality | <0.001 | ||||
| Yes | 10 | 33.3 | 36 | 49.1% | |
| No | 20 | 66.6 | 34 | 51.9% | |
| Aggressive histology | <0.001 | ||||
| Yes | 4 | 13.3 | 20 | 28.7% | |
| No | 26 | 86.7 | 50 | 71.3% | |
| vascular invasion | <0.001 | ||||
| Yes | 4 | 13.3 | 15 | 21.4% | |
| No | 26 | 86.7 | 55 | 78.6% | |
| Positive margins | <0.001 | ||||
| Yes | 5 | 16.7 | 15 | 21.4% | |
| No | 25 | 83.3 | 55 | 78.6% | |
| Extrathyroidal extension | <0.001 | ||||
| Yes | 4 | 13.3 | 15 | 21,4% | |
| No | 26 | 86,7 | 55 | 78.6% | |