Table 1 Clinical and ultrasound characteristics
From: Sonographic prediction of intraductal papillary carcinoma with partially cystic breast lesions
Intraductal papilloma | Intraductal papillary carcinoma | Total | P value | |
|---|---|---|---|---|
Age (mean ± SD, years) | 46.45 ± 12.16 | 52.95 ± 15.21 | 48.69 ± 13.53 | 0.10 |
Tumour size (mean ± SD, cm) | 1.34 ± 0.89 | 2.24 ± 0.88 | 1.65 ± 0.98 | < 0.001 |
Tumour size (cm) | ||||
< 2 | 35 (87.5) | 11 (52.4) | 46 | 0.002 |
≥ 2 | 5 (12.5) | 10 (47.6) | 15 | |
Tumour shape of solid components | 0.003 | |||
Regular | 29 (72.5) | 7 (33.3) | 36 | |
Irregular | 11 (27.5) | 14 (66.7) | 25 | |
Lesions | 0.044 | |||
Single | 15 (37.5) | 2 (9.5) | 17 | |
Multiple | 25 (62.5) | 19 (90.5) | 44 | |
Posterior echo enhancement | < 0.001 | |||
Yes | 15 (37.5) | 20 (95.2) | 35 | |
NO | 25 (62.5) | 1 (4.8) | 26 | |
Microcalcification | 0.11 | |||
Yes | 1 (2.5) | 3 (14.3) | 4 | |
NO | 39 (97.5) | 18 (85.7) | 57 | |
Homogeneity | 0.11 | |||
Homogeneity | 40 (100.0) | 19 (90.5) | 59 | |
Heterogeneity | 0 | 2 (9.5) | 2 | |
Echogenicity | 0.18 | |||
Hypoechoic | 37 (92.5) | 17 (81.0) | 54 | |
Complex | 3 (7.5) | 4 (19.0) | 7 | |
Component | 0.013 | |||
Solid-mainly | 36 (90.0) | 13 (61.9) | 49 | |
Cyst-mainly | 4 (10.0) | 8 (38.1) | 12 | |
Wide base | < 0.001 | |||
Yes | 1 (2.5) | 19 (90.5) | 21 | |
NO | 39 (97.5) | 2 (9.5) | 41 | |
Presence of duct ectasia | 0.44 | |||
Yes | 9 (22.5) | 3 (14.3) | 12 | |
NO | 31 (77.5) | 18 (85.7) | 51 | |
CDFI level | 0.041 | |||
0–1 | 31 (77.5) | 9 (42.9) | 40 | |
2–3 | 9 (22.5) | 12 (57.1) | 21 | |