Data
The following data were collected: Sex, age at diagnosis, presenting
symptoms and duration, ethnicity, primary tumor site, histology,
serum/cerebrospinal fluid (CSF) tumor markers including beta human
chorionic gonadotropin (bHCG) and alfa fetoprotein (AFP), extent of
surgical resection, radiotherapy regimen, chemotherapy regimen,
treatment sequence, response to treatment, time to progression, relapse
timing, relapse treatment, duration of survival, cause of death and
treatment-related adverse events. Treatment-related toxicities were
classified according to the Common Terminology Criteria for Adverse
Events Version 5.0. Elevated bHCG and AFP cutoffs were determined by
each institution.