Table 1.
Patient demographics according to group (MG versus A-MRI + MG)
| Group 1-MG (n = 94) | % | Group 2-A-MRI + MG (n = 104) | % | P valueb | |
|---|---|---|---|---|---|
| Age (years) | |||||
| Mean | 59.0 | 58.2 | 0.44 | ||
| Median | 58.5 | 58 | |||
| Range | 35–80 | 38–83 | |||
| Family history breast and/ or ovarian cancer | |||||
| Yes | 26 | 28% | 32 | 31% | 0.63 |
| No | 68 | 72% | 71 | 68% | 0.53 |
| Unknown | 0 | 0% | 1 | 1% | 0.34 |
| Surgery modality | |||||
| Lumpectomy | 52 | 55% | 69 | 66% | 0.11 |
| Mastectomy | 42 | 45% | 35a | 34% | 0.11 |
| Months since diagnosis | |||||
| < 24 | 42 | 45% | 44 | 42% | 0.73 |
| 24 ≤ x < 60 | 37 | 39% | 39 | 38% | 0.79 |
| 60 ≤ x ≤ 120 | 13 | 14% | 14 | 13% | 0.94 |
| > 120 | 2 | 2% | 6 | 6% | 0.19 |
| Unknown | 0 | 0% | 1 | 1% | 0.34 |
| Breast density | |||||
| ACR A | 4 | 4% | 7 | 7% | 0.45 |
| ACR B | 45 | 48% | 46 | 44% | 0.61 |
| ACR C | 44 | 47% | 45 | 43% | 0.50 |
| ACR D | 1 | 1% | 6 | 6% | 0.73 |
| Tumor histology | |||||
| Ductal carcinoma in situ | 2 | 2% | 7 | 7% | 0.12 |
| Invasive ductal carcinoma | 84 | 89% | 89 | 86% | 0.31 |
| Invasive lobular carcinoma | 6 | 6% | 8 | 8% | 0.74 |
| Mucinous carcinoma | 1 | 1% | 0 | 0% | NA |
| Unknown | 1 | 1% | 0 | 0% | NA |
| Tumor stage of initial invasive cancer | |||||
| T1 | 51 | 54% | 44 | 42% | 0.19 |
| T2 | 27 | 29% | 38 | 37% | 0.14 |
| T3 | 5 | 5% | 8 | 8% | 0.43 |
| T4 | 8 | 9% | 5 | 5% | 0.35 |
| NA | 1 | 1% | 2 | 2% | 0.59 |
| N0,NX | 51 | 54% | 54 | 52% | 0.92 |
| N1 | 31 | 33% | 33 | 32% | 0.92 |
| M0 | 94 | 100% | 104 | 100% | NA |
| Hormone receptor status invasive cancer | |||||
| ER positive Her2 negative | 69 | 73% | 66 | 63% | 0.33 |
| Her2 positive | 12 | 13% | 19 | 18% | 0.21 |
| Triple negative | 6 | 6% | 12 | 12% | 0.16 |
| Unknown | 4 | 4% | 0 | 0% | NA |
atwo patients had mastectomy and contralateral lumpectomy
busing Fisher’s exact test for comparison between the two groups