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EJNMMI Research

Table 1 Comparison of uncorrected IDIFs to AIFs

From: Quantification of myocardial blood flow with 82Rb: Validation with 15O-water using time-of-flight and point-spread-function modeling

 

AUC

Peak

Tail

% difference mean ± SD

% difference mean ± SD

% difference mean ± SD

82Rb

Rest

−11 ± 12

−13 ± 9.2

−7.1 ± 18

Stress

−6.0 ± 13

−19 ± 18

2.6 ± 23

15O-water

Rest

−5.1 ± 10

−8.4 ± 14

−5.4 ± 9.0

Stress

−1.2 ± 9.9

2.4 ± 18

−3.5 ± 7.8

  1. SD standard deviation, AIF arterial sample-based input function, IDIF image-derived input function, AUC area under curve, % difference 100 × (IDIF − AIF)/AIF
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