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A. Prognostic significance of extent of resection in ACNS0423 in terms of event-free survival (EFS) . B. EFS in ACNS0423 compared with ACNS0126 for patients who had not undergone gross total resection. One-sided log-rank P = .019. C. EFS in ACNS0423 compared with ACNS0126 for patients who had MGMT overexpression. One-sided log-rank P = .00036.
