Table 2.
The associations of tumor size, tumor SUVmax, tumor differentiation, tumor location, lymph node size and tumor pathological type with metastatic lymph node SUVmax were analyzed, using linear regression model of general evaluation equation (GEE)
| Variable | Class | β | se | P |
|---|---|---|---|---|
| Tumor size | 0.03 | 0.09 | 0.7069 | |
| Tumor SUVmax | 0.03 | 0.03 | 0.3429 | |
| Tumor differentiation | High | Ref | -- | -- |
| Median | −0.04 | 0.62 | 0.9526 | |
| Low | −0.48 | 0.58 | 0.4035 | |
| Tumor location | Central | Ref | -- | -- |
| Peripheral | 0.05 | 0.35 | 0.8917 | |
| Lymph node size | 0.17 | 0.04 | <0.0001 | |
| Pathological type | Squamous cancer | Ref | -- | -- |
| Adenocarcinoma | −0.16 | 0.4 | 0.6872 |