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影响ALK基因检测成功率的因素
Factors affect ALK genotyping efficacy
| Successful | Unsuccessful | P | |
| Needle passes (Mean±SD, n) | 2.16±0.61 | 2.00±0.50 | 0.442 |
| Lymph node diameter (Mean±SD, cm) | 2.37±0.83 | 2.90±0.87 | 0.979 |
| Lymph node stations | |||
| N4 | 32 | 1 | 1.000 |
| N7 | 36 | 1 | 0.646 |
| Others | 20 | 2 | 0.241 |
| Pathology | |||
| Adenocarcinoma | 72 | 1 | 0.006 |
| Others | 16 | 3 |
