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Table 4 Mean ADCs of malignant and benign lesions at the three b values with corresponding P values for analyzed subgroups (×10 -3mm 2 /s)

From: Conspicuity of breast lesions at different b values on diffusion-weighted imaging

B value (s/mm2) Mean ADC of malignant lesions (Mean ± SD) 95% Confidence interval Mean ADC of benign lesions (Mean ± SD) 95% Confidence interval Pvalue
Lower bound Upper bound Lower bound Upper bound
1000 0.92 ± 0.26 0.90 1.07 1.49 ± 0.38 1.19 1.65 <0.001
800 1.96 ± 0.22 0.93 1.07 1.43 ± 0.38 1.22 1.68 <0.001
600 1.07 ± 0.26 0.98 1.15 1.55 ± 0.40 1.26 1.75 <0.001
F value 1.206    1.175    
P value 0.303    0.840    
  1. SD standard deviation.