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Table 2 Quantitative evaluation of CT iodine uptake and ADC mapping including patients with pancreatic cancer, normal pancreatic tissue, and pancreatitis (significant P values are written in bold)

From: Multiparametric detection and outcome prediction of pancreatic cancer involving dual-energy CT, diffusion-weighted MRI, and radiomics

Variables

- mean (± SD)

Pancreatic cancer

(n = 83)

Normal parenchyma

(n = 40)

Pancreatitis

(n = 20)

P value

DECT

Mean attenuation

(HU)

29.7 ± 15.3

37.4 ± 8.7

34.5 ± 11.2

0.0100

Iodine uptake

(mg/mL)

0.8 ± 0.6

2.6 ± 0.8

1.8 ± 0.7

 < 0.0001

Fat fraction

(%)

16.5 ± 12.5

11.1 ± 4.0

13.0 ± 7.2

0.0172

MRI ADC mapping

ADC (10−3 mm2/s)

1.284 ± 0.245

1.676 ± 0.249

1.134 ± 0.126

 < 0.0001

  1. Abbreviations: ADC Apparent diffusion coefficient, DECT Dual-energy CT, HU Hounsfield Unit, SD Standard deviation
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