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Table 2 Acquisition and reconstruction parameters extracted from the header DICOM of the computed tomography scans, patient by patient

From: Impact of inter-reader contouring variability on textural radiomics of colorectal liver metastases

Patient

Manufacturer

Model

Slice thickness (mm)

Increment (mm)

Pixel size (mm2)

kVp

Kernel

1

Siemens

Sensation 64

3

3

0.8242 × 0.8242

120

B30f

2

Siemens

Somatom Definition

3

3

0.7031 × 0.7031

120

B30f

3

Philips

Brilliance 64

3

3

0.8730 × 0.8730

100

B

4

Siemens

Sensation 64

3

3

0.7812 × 0.7812

120

B30f

5

Siemens

Sensation 64

3

3

0.8750 × 0.8750

120

B30f

6

Toshiba

Aquilion

3

3

0.7210 × 0.7210

120

FC13

7

Siemens

Sensation 64

3

3

0.7852 × 0.7852

120

B30f

8

Siemens

Sensation 64

3

3

0.8047 × 0.8047

120

B30f

9

Siemens

Somatom Definition

3

3

0.7773 × 0.7773

100

B30f

10

Hitachi

Eclos

2.5

2.5

0.7100 × 0.7100

120

32

11

Hitachi

Eclos

2.5

2.5

0.8410 × 0.8410

120

32

12

Siemens

Somatom Definition

3

2

0.6875 × 0.6875

100

I30f/3

13

GE

Optima CT520 Series

2.5

2.5

0.8477 × 0.8477

120

Standard

14

GE

LightSpeed Pro 32

0.625

0.625

0.8926 × 0.8926

120

Standard

15

Siemens

Somatom Definition

3

2

0.6328 × 0.6328

100

I30f/3

16

Siemens

Somatom Definition

3

2

0.7969 × 0.7969

100

I30f/3

17

Siemens

Somatom Definition

3

2.5

0.7344 × 0.7344

120

I30f/3

  1. All images had a matrix size of 512 × 512 and were acquired 70–80 s after contrast injection with an automatic exposure control system