Fig. 4.

Kaplan–Meier survival plots of patients treated with Ad5 [E1-, E2b-]-CEA(6D). Patients treated at least two times with Ad5 [E1-, E2b-]-CEA(6D) were followed for survival. Panel a represents 6 patients in cohorts 1 and 2 that were followed for survival. There were 4 events in this group. Panel b represents 19 patients in cohort 3 and phase II that were followed for survival. There were 9 events in this group. Panel c represents all 25 patients (cohorts 1,2, 3, and phase II) that were followed for survival. There were 13 events in this group