Research Article
Association of Preoperative Serum Levels of CEA and CA15-3 with Molecular Subtypes of Breast Cancer
Table 3
Correlation between serum CEA level and clinicopathological factors.
| | Characteristic | CEA negative () | CEA positive () | value |
| | Age (years) | | | <0.0001 | | <50 | 445 (98.02) | 9 (1.98) | | | ≥50 | 468 (92.31) | 39 (7.69) | | | Histologic grade | | | 0.9583 | | Grade 1 | 67 (95.71) | 3 (4.29) | | | Grade 2 | 563 (95.59) | 26 (4.41) | | | Grade 3 | 195 (95.12) | 10 (4.88) | | | Tumor size (cm) | | | 0.0031 | | <2 | 502 (97.29) | 14 (2.71) | | | ≥2 | 356 (92.95) | 27 (7.05) | | | Node status | | | 0.0446 | | N0 | 491 (96.65) | 17 (3.35) | | | N1 | 382 (93.86) | 25 (6.14) | | | ER | | | 0.4064 | | Negative | 236 (94.02) | 15 (5.98) | | | Positive | 677 (95.35) | 33 (4.65) | | | PR | | | 0.2647 | | Negative | 274 (93.84) | 18 (6.16) | | | Positive | 639 (95.52) | 30 (4.48) | | | Her-2 | | | 0.0030 | | Negative | 698 (96.28) | 27 (3.72) | | | Positive | 215 (91.10) | 21 (8.90) | | | Ki67 (%) | | | 0.8681 | | <14 | 245 (95.33) | 12 (4.67) | | | ≥14 | 666 (94.87) | 36 (5.13) | |
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