Table 3:

Comparison of CT numbers of ICH and white matter, SD of CSF, and CNR on TNC and VNC images (mean ± SD)a

TNC ImagesVNC ImagesP Value
ICH71.5 ± 7.362.8 ± 9.6.000
White matter31.0 ± 2.031.2 ± 3.0.675
SD of CSF6.1 ± 1.53.7 ± 0.6.000
CNR7.0 ± 1.98.8 ± 3.0.000
  • a Values are HU in ICH, white matter, SD of CSF, and ratio in CNR.