TABLE 1

Contrast-to-Background Ratios from 20 and 15 Noise Realizations for Phantom and Rabbit Studies, Respectively

MRI-based motion correction
Sphere or bead no.UncorrectedGatedSSDMI
Sphere 10.8 ± 0.10.9 ± 0.20.9 ± 0.10.9 ± 0.1
Sphere 21.0 ± 0.11.4 ± 0.21.3 ± 0.11.4 ± 0.1
Sphere 31.2 ± 0.11.8 ± 0.21.9 ± 0.11.8 ± 0.1
Sphere 42.1 ± 0.12.3 ± 0.32.3 ± 0.12.3 ± 0.1
Bead 10.7 ± 0.11.1 ± 0.21.0 ± 0.11.0 ± 0.1
Bead 21.4 ± 0.21.8 ± 0.31.9 ± 0.21.7 ± 0.2
Bead 31.5 ± 0.21.6 ± 0.31.6 ± 0.21.5 ± 0.2
  • Data are mean ± SD.