Outcome after allogeneic SCT according to the number of donor iNKTs in the graft. Dashed line is for iNKT >0.011 × 10⁷/kg and continuous line for iNKT <0.011 × 10⁷/kg. (A) Cumulative incidence of relapse. (B) Cumulative incidence of nonrelapse mortality. (C) Cumulative incidence of grade III to IV acute GVHD. (D) Cumulative incidence of NIH grade 2 to 3 chronic GVHD.