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Expression patterns in esophagus cancer tissues and para-carcinoma tissues revealed in immunohistochemistry analysis
| POLE2 expression | Tumor tissue | Para-carcinoma tissue | P value | ||
|---|---|---|---|---|---|
| Cases | Percentage | Cases | Percentage | ||
| Low | 41 | 40.6 | 64 | 100 | 0.000*** |
| High | 60 | 59.4 | 0 | – | |
