Subsequent therapy. Summary of any new subsequent antitumor therapy (A) and probability of events and time to death or second subsequent therapy (B). *Among 10 patients in the BV arm who were subsequently re-treated with BV, the overall response rate was 60% (including 4 complete responses, 2 partial responses, 1 stable disease, 1 progressive disease, and 2 unknown). †Includes multiagent regimens that include BV (n = 2 in each treatment group). ‡Includes donor lymphocyte infusion (n = 2 in each group) and unknown (n = 2 in placebo group; n = 1 in BV group). BSC, best supportive care.