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Table 2 Morphological features of benign and malignant breast lesions

From: Feasibility study of dual parametric 2D histogram analysis of breast lesions with dynamic contrast-enhanced and diffusion-weighted MRI

  Benign Malignant P value
No. of lesions 44 72  
Age (years) 39.54 ± 11.75 50.46 ± 11.54 < 0.001
Distribution    0.974
 Mass 40 64  
 Non-mass enhancement 4 8  
Diameter (mm) 23.08 ± 13.49 23.89 ± 13.57 0.451
Shape (only mass)    0.214
 Oval/round 27 34  
 Irregular 13 30  
Margins (only mass)    < 0.001
 Spiculated 17 57  
 Circumscribed 23 7  
Enhancement pattern    < 0.001
 Homogeneous 13 12  
 Heterogeneous 19 47  
 Rim 5 13  
 Dark internal septations 7 0  
  1. Data are reported as the number of lesions and values of parameters (mean ± standard deviation)