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Table 4 Spectroscopic data intra-lesional within and outside tumor margin of the primary and metastatic neoplastic lesions

From: The diagnostic value of MR spectroscopy versus DWI-MRI in therapeutic planning of suspicious multi-centric cerebral lesions

MRS (mean ± SD)PrimaryMetastaticP value
Cho/Cr7.21 ± 4.365.08 ± 3.750.071
Cho/NAA9.31 ± 6.416.32 ± 5.820.089
NAA/Cr0.57 ± 0.50.91 ± 0.820.167
Cho/NAA + Cr3.21 ± 2.322.8 ± 3.220.181
NAA/Cho0.2 ± 0.20.5 ± 0.50.165
Cho/NAA3 23 ± 2.420.71 ± 0.23< 0.001*
Cho/Cr2.53 ± 1.381.06 ± 0.33< 0.001*