Performance of adjuvant treatment correlates with survival in reoperated glioblastomas.

Objective: To analyze cases of recurrent glioblastoma subjected to reoperation at a Brazilian public healthcare service.

Methods: A total of 39 patients subjected to reoperation for recurrent glioblastoma at the Department of Neurosurgery, São Paulo Hospital, Federal University of São Paulo, from January 2000 to December 2013 were retrospectively analyzed.

Results: The median overall survival was 20 months (95% confidence interval - CI = 14.