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Association between epithelial membrane protein 1 expression and tumor grade in malignant ovarian tissues.
| Score | Low grade, n (%) | High grade, n (%) | Total, n (%) |
|---|---|---|---|
| 0 | 1 (4.5) | 21 (95.5) | 22 (100.0) |
| 1 | 1 (20.0) | 4 (80.0) | 5 (100.0) |
| 2 | 6 (42.9) | 8 (57.1) | 14 (100.0) |
| 3 | 5 (55.6) | 4 (44.4) | 9 (100.0) |
| Totala | 13 (26.0) | 37 (74.0) | 50 (100.0) |
χ2=21.965 (Pearson's χ2 test); P=0.009 (degrees of freedom=6).
