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Table 3 t-test results from analysis of data classified into five pathology categories

From: High-frequency ultrasound for intraoperative margin assessments in breast conservation surgery: a feasibility study

Pathology

Attenuation

Peak density

Cepstrum slope

Lobular carcinomas

t(10) = 2.14

p < 0.10

t(10) = 2.952

p < 0.02

t(10) = 0.88

p > 0.20

Ductal carcinomas

t(22) = 1.305

p > 0.20

t(22) = 2.233

p < 0.05

t(19) = 1.406

p < 0.20

FN-FA-TA

t(7) = 1.278

p > 0.20

t(7) = 2.609

p < 0.05

t(7) = 4.615

p < 0.01

Benign pathologies

t(21) = 1.414

p < 0.20

t(21) = 1.751

p < 0.10

t(20) = 2.883

p < 0.01

  1. The t-test and p-value for each tissue category was calculated with respect to normal breast tissue.