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Table 3 Histogram analysis 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  
Ktrans (min−1)
 Mean 0.34 ± 0.32 0.61 ± 0.29 < 0.001
 10th percentile 0.04 ± 0.10 0.04 ± 0.07 0.694
 Median 0.22 ± 0.28 0.38 ± 0.30 0.003
 90th percentile 0.79 ± 0.66 1.54 ± 0.78 < 0.001
 Skewness 2.66 ± 3.48 1.61 ± 0.76 0.124
 Kurtosis 30.46 ± 31.53 7.04 ± 6.24 0.028
ADC (10−3 mm2/s)
 Mean 1.26 ± 0.29 1.12 ± 0.24 0.013
 10th percentile 0.67 ± 0.29 0.51 ± 0.22 0.024
 Median 1.26 ± 0.30 1.10 ± 0.25 0.006
 90th percentile 1.79 ± 0.42 1.87 ± 0.43 0.314
 Skewness − 0.01 ± 0.54 0.33 ± 0.45 0.011
 Kurtosis 3.64 ± 1.14 3.17 ± 0.82 0.064
Ktrans-ADC
 Skewness 10.14 ± 6.12 5.54 ± 1.84 < 0.001
 Kurtosis 165.59 ± 225.37 43.96 ± 28.85 < 0.001
  1. Data are reported as the values of parameters (mean ± standard deviation)