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Table 2 Clinico-pathologic data and sonographic features of female patients with invasive ductal carcinoma

From: Role of ultrasound in predicting the molecular subtypes of invasive breast ductal carcinoma

  No. (n = 160) Percentage %
Age (years)  
 Mean ± SD 52.69 ± 12.73
 Range 23.0–86.0
Size of lesion (cm)  
 Mean ± SD 3.10 ± 1.61
 Range 1.0–9.0
Echogenicity   
 Isoechoic 30 18.8
 Heterogeneous 20 12.5
 Hypoechoic 110 68.8
Shape   
 Oval 22 13.8
 Rounded 54 33.8
 Irregular 84 52.5
Margin   
 Angular 14 8.8
 Spiculated 77 48.1
 Circumscribed 18 11.3
 Lobulated 51 31.9
Orientation   
 Parallel 30 18.8
 Non parallel 130 81.3
Boundary   
 Abrupt interface 73 45.6
 Echogenic halo 87 54.4
Calcification   
 Present 62 38.8
 Absent 98 61.3
Posterior feature   
 Posterior shadowing 68 42.5
 Posterior enhancement 46 28.7
 No posterior change 46 28.7
Lymph node status   
 Nodal metastasis 71 44.4
 No nodal metastasis 89 55.6
Multiplicity   
 Unifocal 122 76.3
 Multicentric or multifocal 38 23.8
Grade of IDC   
 Grade I 15 9.4
 Grade II 95 59.4
 Grade III 50 31.3
Type   
 Luminal A 82 51.2
 Luminal B 26 16.3
 Human epidermal growth factor receptor 2 26 16.3
 Triple negative 26 16.3
  1. SD standard deviation