CR, complete response; PR, partial response; sCR, stringent complete response; SD, stable disease; Study, BCMA-directed CAR-T on clinical trial; VGPR, very good partial response.

∗Subsequent BCMA-directed CAR-T was the second infusion of the same CAR-T on study. Patients who received initial study CAR-T at less than RP2D dosing are shaded in gray. Responses are color coded by the following: olive green, sCR; green, CR; light green, VGPR; yellow, PR; orange, SD; and red, PD.