Research Article

Prognostic Value of MRS Metabolites in Postoperative Irradiated High Grade Gliomas

Table 1

Patient characteristics and descriptive statistics of MRS parameters.

Range

Age (median)5129–72
Sex (male/female)6/6
RFS (median)26.067–49
Cr (mean)4.309 ± 1.2511.5–6.5
NAA (mean)3.919 ± 1.4661.2–6.8
MI (mean)6.377 ± 2.9142.4–14.4
NAA/Cr (mean)1.0423 ± 0.37980.4–2.04
MI/Cr (mean)0.9026 ± 0.33090.45–1.88
Cho/Cr (mean)1.8216 ± 1.1480.73–5.0

Abbreviations: RFS: Relapse Free Survival Interval; Cho: choline; Cr: creatine; MI: myo-inositol; NAA: N-acetyl aspartate.