Table 1.
Patient demographic and tumor data
| Feature | Luminal A | luminalHer2− | luminalHer2+ | TNBC | Her-2+ | p value |
|---|---|---|---|---|---|---|
| Number, n (%) | 225 (24.2) | 258 (27.8) | 85 (9.1) | 198 (21.3) | 163 (17.5) | |
| Age at diagnosis | ||||||
| Mean ± SD | 52.2 ± 12.1 | 52.3 ± 12.5 | 49.7 ± 10.1 | 52.1 ± 11.9 | 52.4 ± 10.4 | 0.433 |
| Tumor size (cm) | ||||||
| Mean ± SD | 2.0 ± 1.1 | 2.3 ± 1.4 | 2.4 ± 1.4 | 2.5 ± 1.8 | 2.5 ± 1.5 | 0.001 |
| Size distribution | ||||||
| No. missing | 7 | 4 | 1 | 4 | 3 | |
| T1 (<2 cm) | 119 (54.6) | 101 (39.8) | 39 (46.4) | 70 (36.1) | 55 (33.4) | 0.002 |
| T2 (2~5 cm) | 95 (43.6) | 144 (56.7) | 41 (48.8) | 117 (60.3) | 96 (60.0) | |
| T3 (>5 cm) | 4 (1.8) | 9 (3.5) | 4 (4.8) | 7 (3.6) | 9 (5.6) | |
| Grade, n (%) | ||||||
| No. missing | 19 | 25 | 6 | 15 | 11 | |
| 1 | 63 (30.6) | 28 (12.0) | 5 (6.3) | 9 (4.9) | 11 (7.2) | <0.0001 |
| 2 | 127 (61.7) | 166 (71.2) | 53 (67.1) | 80 (43.7) | 67 (44.1) | |
| 3 | 16 (7.8) | 39 (16.7) | 21 (26.6) | 94 (51.4) | 74 (48.7) | |
| Node status | ||||||
| No. missing | 8 | 20 | 2 | 12 | 9 | |
| Total positive | 73 (33.6) | 96 (40.3) | 31 (37.3) | 70 (37.6) | 73 (47.4) | |
| N0 (0) | 144 (66.4) | 142 (59.7) | 52 (62.7) | 116 (62.4) | 81 (52.6) | 0.201 |
| N1 (1~3) | 48 (22.1) | 53 (22.3) | 15 (18.1) | 39 (21.0) | 39 (25.3) | |
| N2 (≥4) | 25 (11.5) | 43 (18.1) | 16 (19.3) | 31 (16.7) | 34 (22.1) |
Bold values are statistically significant (p < 0.05)
SD standard deviation