Skip to main content

Table 3 Quantitative analysis of image sets (conventional polyenergetic images and VME images 40–120 KeV) according to image noise

From: Improved detectability of hypoattenuating focal pancreatic lesions by dual-layer computed tomography using virtual monoenergetic images

 

Noise (SD)

pConventional

p40 KeV

Conventional

12.99 ± 4.72

  

40 KeV

10.47 ± 3.68

< 0.001*

 

50 KeV

10.09 ± 3.49

< 0.001*

< 0.001*

60 KeV

9.93 ± 3.39

< 0.001*

< 0.001*

70 KeV

9.93 ± 3.27

< 0.001*

< 0.001*

80 KeV

9.84 ± 3.28

< 0.001*

< 0.001*

90 KeV

9.82 ± 3.28

< 0.001*

< 0.001*

100 KeV

9.78 ± 3.27

< 0.001*

< 0.001*

110 KeV

9.79 ± 3.24

< 0.001*

< 0.001*

120 KeV

9.77 ± 3.27

< 0.001*

< 0.001*

Frp

< 0.001*

  
  1. * statistically significant