Table 2 Patient characteristics (US group) according to tumor size estimation and discordance between US and histology
Overestimation US – Histol. > 10 mm | Difference US – Histol. ≤10 mm | Underestimation US – Histol. > 10 mm | Unknown | Total | |
|---|---|---|---|---|---|
Number of patients (% of total) | 60 (10.20) | 407 (69.22) | 93 (15.82) | 28 (4.76) | 588 (100.00) |
Age at initial visit [years] | |||||
Mean | 53.13 | 51.16 | 52.89 | 52.46 | 51.70 |
SD | 12.49 | 11.71 | 9.54 | 10.84 | 11.44 |
Median | 50.00 | 51.00 | 53.00 | 50.00 | 51.00 |
Min | 31.00 | 21.00 | 32.00 | 30.00 | 21.00 |
Max | 75.00 | 77.00 | 78.00 | 74.00 | 78.00 |
N.d. | 0 | 2 | 0 | 0 | 2 |
Central grade, N (%) | |||||
1 | 0 (0.00) | 8 (80.00) | 2 (20.00) | 0 (0.00) | 10 (100.00) |
2 | 32 (13.60) | 168 (71.19) | 27 (11.44) | 9 (3.81) | 236 (100.00) |
3 | 28 (8.26) | 228 (67.26) | 64 (18.88) | 19 (5.60) | 339 (100.00) |
N.d. | 0 (0.00) | 3 (100.00) | 0 (0.00) | 0 (0.00) | 3 (100.00) |
Clinical baseline characteristics, N (%) | |||||
cT | |||||
1 | 15 (6.36) | 196 (83.05) | 14 (5.93) | 11 (46.61) | 236 (100.00) |
2 | 35 (11.11) | 196 (62.22) | 68 (21.59) | 16 (5.08) | 315 (100.00) |
3 | 7 (23.33) | 12 (40.00) | 10 (33.33) | 1 (3.33) | 30 (100.00) |
4 | 3 (42.86) | 3 (42.86) | 1 (14.29) | 0 (0.00) | 7 (100.00) |
cN | |||||
0 | 33 (7.97) | 304 (73.43) | 58 (14.01) | 19 (4.59) | 414 (100.00) |
1 | 25 (16.23) | 93 (60.39) | 30 (19.48) | 6 (3.90) | 154 (100.00) |
2 | 2 (10.53) | 9 (47.37) | 5 (26.32) | 3 (15.79) | 19 (100.00) |
3 | 0 (0.00) | 1 (100.00) | 0 (0.00) | 0 (0.00) | 1 (100.00) |
Menopausal status, N (%) | |||||
Premenopausal | 31 (10.99) | 199 (70.57) | 38 (13.48) | 14 (4.96) | 282 (100.00) |
Postmenopausal | 28 (10.07) | 189 (67.99) | 49 (17.63) | 12 (4.32) | 278 (100.00) |
Unknown/unclear | 1 (3.57) | 19 (67.86) | 6 (21.43) | 2 (7.14) | 28 (100.00) |
BC subtype, N (%) | |||||
HR+/HER2+ | 28 (10.98) | 187 (73.33) | 31 (12.16) | 9 (3.53) | 255 (100.00) |
HR−/HER2− | 26 (10.44) | 166 (66.67) | 45 (18.07) | 12 (4.82) | 249 (100.00) |
HR−/HER2+ | 6 (7.14) | 54 (64.29) | 17 (20.24) | 7 (8.33) | 84 (100.00) |