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Table 2 Summary of diffusion phantom results

From: Repeatability quantification of brain diffusion-weighted imaging for future clinical implementation at a low-field MR-linac

ROI

highRes

highSNR

Literature (24 °C)

Scan 1

Scan 2

Δ

Scan 1

Scan 2

Δ

 

Unit

10–6 mm2/s

10–6 mm2/s

%

10–6 mm2/s

10–6 mm2/s

%

10–6 mm2/s

Water

1812 ± 89

1812 ± 89

0.0

1999 ± 71

2003 ± 72

0.2

2216–2285

DMSO

612 ± 46

617 ± 51

0.8

641 ± 39

646 ± 39

0.8

719–798

Acetone

481 ± 144

484 ± 146

0.6

870 ± 196

843 ± 195

3.2

3514–3617

PEG

328 ± 13

330 ± 13

0.6

321 ± 7

322 ± 7

0.3

337–378

  1. The ADCs (mean ± 1σ), averaged over all voxels within each ROI are reported along with the absolute relative deviation Δ of the mean values between the two repeated scans for both DWI sequence variants and literature value ranges [36]
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Radiation Oncology

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