Univariate analysis of prognostic factors after pathological revision
| Variable | Controls (n) | Cases (n) | p Value |
|---|---|---|---|
| BR, Bloom and Richardson; DCIS, ductal carcinoma in situ; IDC, invasive ductal carcinoma; ILC, invasive lobular carcinoma; MAI, mitotic activity index. | |||
| Tumour size | |||
| Continuous variable | 0.0012 | ||
| Tumour size | |||
| ⩽1 cm | 15 | 7 | |
| >1 and ⩽1.5 | 25 | 24 | |
| >1.5 and ⩽2 cm | 10 | 19 | 0.017 |
| Tumour size | |||
| <1 cm | 10 | 3 | |
| ⩾1 cm | 40 | 47 | 0.074 |
| BR grade | |||
| 1 | 19 | 11 | |
| 2 | 19 | 19 | |
| 3 | 12 | 20 | 0.043 |
| BR grade | |||
| 1 or 2 | 38 | 30 | |
| 3 | 12 | 20 | 0.133 |
| MAI | |||
| Continuous variable | 0.0393 | ||
| MAI | |||
| <10 | 39 | 36 | |
| ⩾10 | 11 | 14 | 0.644 |
| Mitotic score (BR) | |||
| 1 | 32 | 26 | |
| 2 | 7 | 10 | |
| 3 | 11 | 14 | 0.292 |
| Nuclear pleomorphism score (BR) | |||
| 1 | 8 | 5 | |
| 2 | 27 | 17 | |
| 3 | 15 | 28 | 0.020 |
| Tubule formation score (BR) | |||
| 1 | 9 | 3 | |
| 2 | 10 | 9 | |
| 3 | 31 | 38 | 0.063 |
| Tumour type | |||
| IDC | 41 | 43 | |
| ILC | 5 | 5 | |
| Other | 4 | 2 | 0.780 |
| Multifocal | |||
| No | 46 | 45 | |
| Yes | 4 | 5 | 1.000 |
| Vessel invasion | |||
| No | 49 | 40 | |
| Yes | 1 | 10 | 0.008 |
| Extensive DCIS | |||
| No | 40 | 36 | |
| Yes | 10 | 14 | 0.482 |
| DCIS grade | |||
| 0 | 40 | 36 | 0.074 (3 versus 0, |
| 1 or 2 | 8 | 5 | 1, 2: 0.051 Fisher) |
| 3 | 2 | 9 | |