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Table 1 Comparisons of all 13 parameters between the benign and malignant groups

From: Application of advanced diffusion models from diffusion weighted imaging in a large cohort study of breast lesions

Parameter (mm2/sec)

Benign

Malignant

P value

ADC(×10 − 3 )

0.894 ± 0.184

0.703 ± 0.161

< 0.001

f

0.276 ± 0.092

0.375 ± 0.081

< 0.001

Df(×10 − 3 )

8.731(4.472, 18.384)

17.929(9.395, 29.085)

< 0.001

Ds(×10 − 3 )

27.338(8.053, 56.603)

31.498(16.506, 52.706)

0.072

DDC(×10 − 3 )

1.769(1.473, 2.151)

1.494(1.207, 2.066)

< 0.001

alpha

0.697(0.648, 0.742)

0.645(0.606, 0.678)

< 0.001

alphac

0.809 ± 0.072

0.753 ± 0.054

< 0.001

Dc(×10 − 3 )

1.755(1.523, 1.994)

1.426(1.169, 1.701)

< 0.001

betac

0.907(0.868, 0.943)

0.850(0.814, 0.886)

< 0.001

ADCS(×10 − 3 )

1.653 ± 0.344

1.325 ± 0.330

< 0.001

sigma(×10 − 3 )

0.707 ± 0.088

0.627 ± 0.093

< 0.001

DK(×10 − 3 )

1.653 ± 0.344

1.325 ± 0.330

< 0.001

k

0.559(0.488, 0.624)

0.672(0.615, 0.731)

< 0.001

  1. Note: Student’s t test was used to compare 6 parameters (ADC, f, alphac, ADCS, sigma, and DK),which was expressed by mean ± standard differences, and the remaining seven parameters are expressed by the median ± quartile using Mann-Whitney U test