Table 2:

Quantified NAA values from PRESS and CSSMRS for both voxelsa

Patient No.CSSMRS Tumor Voxel (a.u.)PRESS Tumor Voxel (a.u.)Difference (a.u.)CSSMRS Healthy Voxel (a.u.)PRESS Healthy Voxel (a.u.)Difference (a.u.)
15.70 ± 0.654.86 ± 0.580.83 ± 0.879.73 ± 0.289.88 ± 0.20−0.15 ± 0.35
22.70 ± 0.442.08 ± 0.400.62 ± 0.599.34 ± 0.358.84 ± 0.350.50 ± 0.49
31.70 ± 0.191.60 ± 0.200.10 ± 0.289.14 ± 0.129.42 ± 0.14−0.28 ± 0.18
43.33 ± 0.540.14 ± 0.253.19 ± 0.598.09 ± 0.388.89 ± 0.36−0.81 ± 0.52
55.27 ± 0.294.22 ± 0.211.05 ± 0.358.87 ± 0.3810.93 ± 0.55−2.06 ± 0.66
65.89 ± 0.275.41 ± 0.330.48 ± 0.436.81 ± 0.216.98 ± 0.20−0.17 ± 0.29
  • Note:—a.u. indicates arbitrary units.

  • a Shown are means and standard deviations (Cramer-Rao bounds).