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Fig. 2 | Cancer Imaging

Fig. 2

From: CT-perfusion measurements in pancreatic carcinoma with different kinetic models: Is there a chance for tumour grading based on functional parameters?

Fig. 2

Bland-Altman plots of Blood flow (a, BF), Blood volume (b, BV) and Permeability (c, k-trans). a The plot confirms higher values for BFD compared to BFMS with higher differences for higher absolute values. b Lower absolute values for BVP compared with BVD. There are no systematic deviations in high or low absolute values. c K-transD shows lower values than k-transP without systematic deviations throughout the range of the values. Abbreviations: BFD = blood flow calculated with deconvolution; BFMS = blood flow calculated with maximum slope; BVD = blood volume calculated with deconvolution; BVP = blood volume calculated with Patlak; k-trans = permeability surface area product, or k-trans; k-trans; D = k-trans calculated with deconvolution; k-trans P = k-trans calculated with Patlak

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