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Table 2 Univariate analysis (log-rank test/Cox regression), influence on post-recurrence survival (PRS) and post-recurrence progression-free survival (PR-PFS)

From: Validation of the prognostic Heidelberg re-irradiation score in an independent mono-institutional patient cohort

Variable Univariate p-value PRS/PR-PFS
Age (< 50 y, ≥ 50 y) ns (p = 0.717)/ns (p = 0.854)
KPS (< 70, ≥ 70) ns (p = 0.156)/ns (p = 0.095)
MGMT (meth/not meth) ns (p = 0.897)/ns (p = 0.711)
Initial WHO grade (II/III/IV) ns (p = 0.996)/ns (p = 0.922)
Bevacizumab (no/yes) p = 0.027/ns (p = 0.396)
Adjuvant/Salvage chemotherapy (no/yes) ns (p = 0.108)/ns (p = 0.054)
Sex (male/female) ns (p = 0.410)/ns (p = 0.304)
Time interval (≤ 12 y, > 12 y) ns (p = 0.672)/ns (p = 0.349)
  1. N = 88, ns – not significant, meth – MGMT methylated.