Table 1. The demographic and clinicopathological characteristics of glioma patients.
| Variables | Total(n = 270) n(%) | HGG(n = 162) n(%) | ||
| Age (years) | ||||
| <65 | 228(84.4) | 126(77.8) | ||
| ≥65 | 42(15.6) | 36(22.2) | ||
| Gender | ||||
| Male | 177(62.1) | 103(63.6) | ||
| Female | 193(32.6) | 59(36.4) | ||
| Primary/Secondary | ||||
| PrimaryGlioma | 239(88.5) | 137(84.6) | ||
| SecondaryGlioma | 31(11.5) | 25(15.4) | ||
| Seizure | ||||
| Yes | 60(22.2) | 25(36.4) | ||
| No | 210(77.8) | 137(63.6) | ||
| IICP | ||||
| Yes | 103(38.1) | 71(43.8) | ||
| No | 167(61.9) | 91(56.2) | ||
| Cystic degeneration | ||||
| Yes | 60(22.2) | 41(25.3) | ||
| No | 210(77.8) | 121(74.7) | ||
| Necrosis on MRI | ||||
| Yes | 36(13.3) | 31(19.1) | ||
| No | 234(86.7) | 131(80.9) | ||
| MTD (cm) | ||||
| <5 | 114(42.2) | 65(40.1) | ||
| ≥5 | 156(57.8) | 97(59.9) | ||
| Resection degree | ||||
| >98% | 208(77.0) | 120(74.1) | ||
| <98% | 62(23.0) | 42(25.9) | ||
| Tumor grade and pathological category | ||||
| WHO Grade I | 7(2.6) | |||
| Pilocyticastrocytoma | 7 | |||
| WHO Grade II | 101(37.4) | |||
| Astrocytoma | 67 | |||
| Oligodendroglioma | 27 | |||
| Mixedoligo-astrocytoma | 7 | |||
| WHO Grade III | 45(16.7) | 45(27.8) | ||
| Anaplasticastrocytoma | 33 | 33 | ||
| Anaplasticoligodendroglioma | 11 | 11 | ||
| Astroblastoma | 1 | 1 | ||
| WHO Grade IV | 117(43.3) | 117(72.2) | ||
| GBM | 116 | 116 | ||
| Gliosarcoma | 1 | 1 | ||
| Radiotherapy | ||||
| Yes | 175(64.8) | 116(71.6) | ||
| No | 95(35.2) | 46(28.4) | ||
| Chemotherapy | ||||
| Yes | 174(64.4) | 117(69.9) | ||
| No | 96(35.6) | 45(30.1) | ||
| Lineage | ||||
| Astrocytic | 225(83.3) | 151(93.2) | ||
| Oligodendroglial | 45(16.7) | 11(6.8) | ||
| MGMT methylation | ||||
| – | 103(38.1) | 79(48.5) | ||
| + | 167(61.9) | 83(51.2) | ||
| KPS | ||||
| <70 | 88(32.6) | 73(45.1) | ||
| ≥70 | 182(67.4) | 89(54.9) | ||
Abbreviations: GBM, glioblastoma multiforme; HGG, high-grade glioma; IICP, increased intracranial pressure; MTD, mean tumor diameter.