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EJNMMI Physics

Table 1 The inter-subject variability (CV) in baseline BPND before and after motion correction (MC)

From: Impact of image-based motion correction on dopamine D3/D2 receptor occupancy—comparison of groupwise and frame-by-frame registration approaches

Region (ROI size)

SN (0.3 cm3)

GP (0.8 cm3)

VST (1.0 cm3)

CD (2.8 cm3)

PU (4.2 cm3)

TH (5.3 cm3)

CV before MCa

0.3699

0.3405

0.6345

0.2825

0.2627

0.5172

CV after FBFb

0.1785

0.7411

0.2857

0.1173

0.0848

0.1630

CV after GIR

0.1523

0.0896

0.1822

0.0962

0.0772

0.1606

  1. Unrealistically large V T values due to unsuccessful convergence in 2TC kinetic parameter estimation as a result of uncorrected motion artefacts were removed. ROI sizes are given in cubic centimetres
  2. aTwo outlier values removed
  3. bThree outlier values removed
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