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Relationship between CT features and lymph node metastasis in MLA patients with different metastases.
| Indicators | r | P |
|---|---|---|
| Focal length to diameter | 0.415 | <.05 |
| pGGN | 0.012 | >.05 |
| Circular or almost circular | –0.367 | <.05 |
| Burr sign | 0.031 | >.05 |
| Lobulation | 0.313 | <.05 |
| Cavitation character | 0.028 | >.05 |
| Vascular cluster sign | 0.329 | <.05 |
| Pleural depression sign | 0.014 | >.05 |
GGNs = ground-glass nodules, MLA = multifocal lung adenocarcinoma.
