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Correlation of common pathologic parameters and node status in breast carcinomas analyzed by tissue microarrays
| Parameter | Number of cases | Lymph node positive (%) | Lymph node negative (%) | Statistical significance |
|---|---|---|---|---|
| Angiolymphatic invasion | P=0.037 | |||
| Yes | 15 | 7 (39) | 8 (15) | |
| No | 55 | 11 (61) | 44 (85) | |
| Tubule formation score | P=0.051 | |||
| 1 | 8 | 1 (6) | 7 (15) | |
| 2 | 18 | 2 (12) | 16 (33) | |
| 3 | 39 | 14 (82) | 25 (52) | |
| Tumor size | P=0.037 | |||
| ≤2 cm | 46 | 8 (44) | 38 (72) | |
| >2 cm | 25 | 10 (56) | 15 (28) |
