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. 2018 Jul 2;20(10):1368–1373. doi: 10.1093/neuonc/noy108

Fig. 1.

Fig. 1

Copy number subtypes for IDH-wildtype glioblastoma. (A) Algorithm for copy number subtype derivation. Copy number subtypes defined by 4 genetic loci: gain of whole chromosome 1 (gChr1), gain of whole chromosome 19 (gChr19), and coamplification of CDK4/MDM2 (caCDK4/MDM2): W1 = [No gChr1 + No gChr19 + caCDK4/MDM2] or [gChr1 + caCDK4/MDM2]; W2 = [No gChr1 + No gChr19 + No caCDK4/MDM2]; W3 = [No gChr1 + gChr19] or [gChr1 + No caCDK4/MDM2]. (B) Overall survival of glioblastoma, copy number subtypes in TCGA dataset. TCGA copy number subtype patient numbers: W1 (n = 12), W2 (n = 157), and W3 (n = 88). P-value determined using Cox proportional hazards regression.