Table 2 Association between clinicopathological characteristics and consistency in pathological grading pre- and postoperatively
Variables | Cases n (%) | Pathological grade consistency | P value | ||
|---|---|---|---|---|---|
Consistent | Downgrading | Upgrading | |||
All cases | 366 | 261 (71.3) | 33 (9.0) | 72 (19.7) | |
Age | 0.027 | ||||
< 65 | 163 (44.5) | 119 (73.0) | 20 (12.3) | 24 (14.7) | |
≥ 65 | 203 (55.5) | 142 (70.0) | 13 (6.4) | 48 (23.6) | |
Gender | 0.337 | ||||
Female | 85 (23.2) | 57 (67.1) | 11 (12.9) | 17 (20.0) | |
Male | 281 (76.8) | 204 (72.6) | 22 (7.8) | 55 (19.6) | |
Incidence | 0.001 | ||||
Incipient | 230 (62.8) | 174 (75.6) | 11 (4.8) | 45 (19.6) | |
Recurrent | 136 (37.2) | 87 (64.0) | 22 (16.2) | 27 (19.8) | |
Smoking | 0.679 | ||||
No | 274 (74.9) | 198 (72.3) | 25 (9.1) | 51 (18.6) | |
Yes | 92 (25.1) | 72 (68.5) | 8 (8.7) | 23 (22.8) | |
Tumor diameter | 0.009 | ||||
< 3 cm | 245 (66.9) | 169 (69.0) | 30 (12.2) | 46 (18.8) | |
≥ 3 cm | 121 (33.1) | 92 (76.0) | 3 (2.5) | 26 (21.5) | |
Tumor number | < 0.001 | ||||
Single | 151 (39.3) | 105 (69.5) | 24 (15.9) | 22 (14.6) | |
Multiple | 215 (60.7) | 156 (72.5) | 9 (4.2) | 50 (23.3) | |
Tumor pedicled | 0.169 | ||||
Yes | 144 (38.9) | 98 (68.1) | 18 (12.5) | 28 (19.4) | |
No | 222 (61.1) | 163 (73.4) | 15 (6.8) | 44 (19.8) | |
Tumor site | 0.021 | ||||
Single wall | 215 (58.7) | 153 (71.2) | 26 (12.1) | 36 (16.7) | |
Multiple wall | 151 (41.3) | 108 (71.5) | 7 (4.6) | 36 (23.8) | |
Tumor morphology | 0.003 | ||||
Cauliflower | 193 (52.7) | 134 (69.4) | 14 (7.3) | 45 (23.3) | |
Seaweed | 23 (6.3) | 17 (73.9) | 5 (21.7) | 1 (4.3) | |
Flat nipple | 47 (12.8) | 31 (66.0) | 7 (14.9) | 9 (19.1) | |
Muscus | 25 (6.8) | 19 (76.0) | 5 (20.0) | 1 (4.0) | |
Mixture | 78 (21.3) | 60 (76.9) | 2 (2.6) | 16 (20.5) | |