Table 1.
Patient data
| DCIS | Carcinoma | p value | SNP− | SNP+ | Missing | p value | |
|---|---|---|---|---|---|---|---|
| Patient characteristics | |||||||
| Mean age (SD), years | 60.0 (10.1) | 58.2 (10.1) | 0.730 | 59.8 (9.4) | 58.1 (9.4) | 0 | 0.643 |
| Women <55 years | 86 | 20 | 98 | 8 | 0 | ||
| Women >55 years Physical examination |
162 | 19 | 0.048 | 174 | 6 | 0 | 0.111 |
| Palpability | |||||||
| Yes | 34 | 6 | 39 | 1 | 31 | ||
| No | 189 | 27 | 0.665 | 205 | 11 | 31 | 0.476 |
| X-ray solid mass | |||||||
| Yes | 65 | 9 | 76 | 3 | 0 | ||
| No | 183 | 30 | 0.865 | 198 | 11 | 0 | 0.879 |
| Echography solid mass | |||||||
| Yes | 47 | 11 | 55 | 3 | 35 | ||
| No | 169 | 25 | 0.252 | 183 | 10 | 35 | 0.998 |
| Core needle biopsy | |||||||
| Microcalcifications | |||||||
| Yes | 241 | 38 | 265 | 14 | 1 | ||
| No | 7 | 1 | 0.963 | 7 | 0 | 1 | 0.543 |
| Comedonecrosis | |||||||
| Yes | 93 | 17 | 103 | 7 | 15 | ||
| No | 143 | 19 | 0.384 | 156 | 6 | 15 | 0.319 |
| Grade of DCIS | |||||||
| 1 | 23 | 5 | 26 | 2 | 2 | ||
| 2 | 140 | 18 | 152 | 6 | 2 | ||
| 3 | 83 | 16 | 0.457 | 93 | 6 | 2 | 0.617 |
| Type of surgery | |||||||
| Breast sparing | 175 | 28 | 194 | 9 | 0 | ||
| Mastectomy | 73 | 11 | 0.863 | 79 | 5 | 0 | 0.593 |
| Radical resection (R0) | 209 | 31 | 227 | 13 | 0 | ||
| Nonradical resection (R1) | 39 | 8 | 0.459 | 46 | 1 | 0 | 0.336 |
DCIS, ductal carcinoma in situ; SNP, single nucleotide polymorphism.