Multivariable predictors of progression-free survival after CAR-T cell infusion, following 30-day landmark; by the Lee criteria*
| Variable | HR | 95% CI (lower–upper) | P value |
| CRS grade 2 vs not grade 2 | 0.52 | 0.28 to 0.95 | 0.033 |
| Primary refractory disease at CAR-T initiation | 1.41 | 0.79 to 2.52 | 0.234 |
*n=88.
CAR-T, chimeric antigen receptor T-cell; CRS, cytokine release syndrome.