Fig. 1: Levels of systemic inflammation scores according to the status of the extracranial disease.

a Median platelet-to-lymphocyte ratio (PLR) and b median C-reactive protein/albumin ratio (CRP/Alb) according to the status of the extracranial disease are highest in patients with progressive disease (p < 0.001; Kruskal–Wallis test). Bar graphs + confidence intervals (CIs) are shown.