Brain Tumours

Risk of death as standardised mortality ratio (SMR)

deaths observed expected SMR (95%CI) all 260 143 1.8 (1.6,2.0)

0.00 0.25 0.50 0.75 1.00 survival probability (%) 0 survival probability

10

20

30

40

50

follow-up time (years)

426 patients treated 1962 - 1994

Survival following conventional radiotherapy

Brada et al 2012 unpublished