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Analysis of the possible correlation between nerve invasion and prognosis in 30 patients
| Pathology of perineural invasion | Case (n) | Death within 1 post-operative year (n, %) | P value* | Death till the deadline (n, %) | P value* |
| *, Fisher's exact test. | |||||
| Intra-pancreatic nerve invasion | |||||
| Positive | 22 | 7, 31.81 | 0.770 | 11, 50.00 | 1.000 |
| Negative | 8 | 3, 37.50 | 4, 50.00 | ||
| Extra-pancreatic nerve invasion | |||||
| Positive | 23 | 8, 34.78 | 0.760 | 12, 52.17 | 0.666 |
| Negative | 7 | 2, 28.57 | 3, 42.86 | ||
