Probabilities of survival and progression. The median survival time was 1.86 years (95% CI, 0.49-3.19), with overall survival of 48% and 33% at 2 and 5 years, respectively. The median progression-free time was 0.25 years (95% CI, 0.17-0.61), with progression-free survival of 29% and 20% at 2 and 5 years, respectively.