Table 3. Expression of E-cad in thymic epithelial tumors.
| WHO classification | Cases | E-cad | χ2 | P | ||
|---|---|---|---|---|---|---|
| + | − | Positive rate (%) | ||||
| A | 11 | 9 | 2 | 81.81 | 28.011 | <0.01 |
| AB | 35 | 30 | 5 | 85.71 | ||
| B1 | 19 | 15 | 4 | 78.95 | ||
| B2 | 40 | 32 | 8 | 80.00 | ||
| B3 | 23 | 17 | 6 | 73.91 | ||
| C | 22 | 5 | 17 | 22.73 | ||
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