Table 3 Univariable and multivariable analyses for overall survival (OS).

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%

3.3 (2.3–4.8)

<0.0001

Multivariable analysis

 S-phase ≥2%

1.8 (1.1–2.9)

0.0191

 Age >65 years

2.2 (1.4–3.6)

0.0005

 ISS stage III

1.2 (0.6–2.2)

0.05001

 Serum creatinine ≥2 mg/dL

1.5 (0.7–3.1)

0.2365

 High-risk FISH

2.2 (1.3–3.7)

0.0017

 Maintenance therapy (Yes)

0.3 (0.2–0.5)

<0.0001

 Response at ASCT (<VGPR)

0.7 (0.4–1.2)

0.2536

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