Table 2.
Logistic regression analysis of the significant risk factors in association with bilateral PTMC
| Factors | β | S.E. | P value | OR value | 95% CI |
|---|---|---|---|---|---|
|
Final pathological factors |
|
|
|
|
|
| Tumor size (≥7 mm/<7 mm) |
1.054 |
0.378 |
0.005a |
2.869 |
1.366–6.023 |
| Multifocality |
3.390 |
0.601 |
<0.001a |
29.657 |
9.140–96.234 |
| Constant |
−2.028 |
0.286 |
|
|
|
|
Preoperative factors |
|
|
|
|
|
| Preoperative tumor size(≥ 7 mm/<7 mm) |
0.875 |
0.357 |
0.014a |
2.398 |
1.192–4.824 |
| Preoperative multifocality |
3.174 |
0.668 |
<0.001a |
23.900 |
6.456–88.475 |
| Constant | −1.806 | 0.263 |
aStatistically significant (P <0.05).