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Table 3 Average ± standard deviation of the percentage differences between the compartment model and Patlak-Rutland analysis derived K i estimates using the reconstructions with the actual acquired CTs (original CT) and using the reconstructions with the combined-CTs

From: Improved quantitation and reproducibility in multi-PET/CT lung studies by combining CT information

  Original CT Combined-CT
HDMask 51 ± 102% 20 ± 10%
LDMask 43 ± 54% 26 ± 11%