In the 176 glioblastoma samples, the mean ApoC1 level was 130.0 μg/mL (median 86.23, SD 314.9), which was neither different from the whole group nor from patients with spinal interventions (215.1 μg/mL, median 63.6, SD 404.9). Here, APOC1 is linked to glioblastoma.