Fig. 2From: Permanent iodine-125 brachytherapy for patients with progressive or recurrent high-grade gliomasKaplan-Meier analysis of OS and PFS (a) The median OS was 22 months in the SI group compared with 21 months in the SRCI group (p = 0.751). (b) The median PFS was 8 months in the SI group compared with 7 months in the SRCI group (p = 0.203)Back to article page