Table 1.
Patient Characteristics, Clinical Data, Pathologic Findings.a
| Characteristics | Value |
|---|---|
| Age, year | |
| Range | 8-67 |
| Mean | 41.9 ± 13.1 |
| Sex | |
| Male | 48 (55.8%) |
| Female | 38 (44.2%) |
| Surgical procedure | |
| Resection | 62 (72.1%) |
| Biopsy | 24 (27.9%) |
| WHO grade and histologic diagnosis | |
| WHO II | |
| Astrocytoma | 44 (51.2%) |
| Oligodendroglioma | 16 (18.6%) |
| Pleomorphic xanthoastrocytoma | 1 (1.2%) |
| WHO III | |
| Anaplastic astrocytoma | 25 (29.1%) |
| IDH1 mutation status | |
| IDH1 mutation | 48 (55.8%) |
| IDH1 wild-type | 38 (44.2%) |
Abbreviations: IDH1, isocitrate dehydrogenase 1; WHO, World Health Organization.
a Values are shown as the number of patients, unless otherwise indicated.