Skip to main content

Table 1 Summary statistics of test-retest PET measurement analysis using 90-min TAC1 duration (N = 6)

From: Quantification and reliability of [11C]VC - 002 binding to muscarinic acetylcholine receptors in the human lung — a test-retest PET study in control subjects

ModelMean ± SD VT (test)Mean ± SD VT (retest)Mean (min–max) VAR (%)Median VAR (%)ICC5
1TCM22.5 ± 0.72.7 ± 0.611.2 (0.1–22.3)11.3%0.86
MLLogan32.4 ± 0.62.7 ± 0.612.1 (1.8–28.1)10.1%0.86
DEPICT42.4 ± 0.62.7 ± 0.612.4 (1.1–24.4)13.3%0.91
  1. 1TAC time-(radio)activity curve, VAR absolute variability, SD standard deviation
  2. 21TCM one-tissue compartment model
  3. 3MLLogan multi-linear variant of Logan’s graphical analysis
  4. 4DEPICT data-driven estimation of parametric images based on compartmental theory
  5. 5ICC intraclass correlation coefficient