Table 2 Univariable and multivariable analyses for progression-free survival (PFS).

From: Impact of residual clonal plasma cells in S-phase at the time of autologous stem cell transplantation on clinical outcomes

Patient attribute

HR (95% CI)

P Value

Univariable analysis

 S-phase ≥2%

1.7 (1.3–2.3)

<0.0001

Multivariable analysis

 S-phase ≥2%

1.4 (1.0–2.3)

0.0266

 Age >65 years

1.4 (1.0–1.9)

0.0299

 ISS stage III

1.4 (0.9–2.0)

0.0912

 Serum creatinine ≥2 mg/dL

0.9 (0.5–1.5)

0.7684

 High-risk FISH

1.6 (1.2–2.3)

0.0014

 Maintenance therapy (Yes)

0.4 (0.3–0.6)

<0.0001

 Response at ASCT (<VGPR)

1.2 (0.8–1.7)

0.1928

  1. Bold values indicate results that are statistically significant, defined as P < 0.05.
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