Table 1. Clinical features of glioma patients in CGGA and TCGA.

	CGGA (n = 693)	TCGA (n = 668)
Age (year)
>45	276 (39.8%)	337 (50.4%)
≤45	416 (60.0%)	331 (49.6%)
Gender
Male	398 (57.4%)	385 (57.6%)
Female	295 (42.6%)	283 (42.4%)
WHO grade
WHO II	188 (27.1%)	247 (37.0%)
WHO III	255 (36.8%)	261 (39.1%)
WHO IV	249 (35.9%)	0 (0.0%)
OS (year)
≤1	163 (23.5%)	244 (36.5%)
1–3	236 (34.1%)	298 (44.6%)
3–5	111 (16.0%)	70 (10.5%)
≥5	110 (15.9%)	56 (8.4%)