did not reach statistical significancep = 0.0998
This difference in PFS and OS persisted when analysis was limited to patients with PR or SD on IM, after exclusion of progressive patients, although the difference in PFS did not reach statistical significance in this analysis (median 29.7 vs not reached, p = 0.0998 and 42.2 vs not reached, p = 0.0333 for PFS and OS respectively).