Kaplan-Meier estimates of OS (N = 24). (A) OS for the overall cohort, N = 24. The median OS was 13 months. (B) OS of responders (n = 10) vs nonresponders (n = 14). The median OS was 25 months for responders vs 7.6 months for nonresponders. NAR, Number at risk; non-resp, nonresponders; resp, responders.