Table 2 Multivariate analysis of factors affecting PFS and OS.

From: T-cell counts in peripheral blood at leukapheresis predict responses to subsequent CAR-T cell therapy

Outcome

Variables

HR (95%CI)

P

PFS

CD3+ cells at leukapheresis

Low

1.00

Reference

High

0.37 (0.14–0.96)

0.042

Prior lines

0–3

1.00

Reference

> 3

0.78 (0.32–1.91)

0.588

Disease status

CR/PR

1.00

Reference

SD/PD

0.90 (0.32–2.51)

0.834

OS

CD3+ cells at leukapheresis

Low

1.00

Reference

High

0.24 (0.06–0.95)

0.043

Prior lines

0–3

1.00

Reference

> 3

0.62 (0.17–2.30)

0.476

Disease status

CR/PR

1.00

Reference

SD/PD

1.86 (0.51–6.82)

0.347

  1. PFS progression‐free survival, OS overall-survival, CR complete response, PR partial response, SD stable disease, PD progressive disease.