Table 2 Significant factors in multivariate analyses for nonrelapse mortality and OS after transplantation

From: Allogeneic transplantation for primary myelofibrosis with BM, peripheral blood or umbilical cord blood: an analysis of the JSHCT

 

Nonrelapse mortality

P-value

Overall survival

P-value

 

HR (95% CI)

 

HR (95% CI)

 

Performance status at transplant

 0–1

1.0

 

1.0

 

2

3.36 (1.42–7.95)

0.006

2.67 (1.03–6.95)

0.044

Frequency of RBC transfusion a

9

NA

 

1.0

 

 10–19

NA

 

0.48 (0.97–2.36)

0.37

20

NA

 

2.42 (0.99–5.93)

0.053

Donor source

 Related BM

1.0

 

1.0

 

 Related PBSCs

2.43 (0.73–8.07)

0.15

3.86 (0.81–18.44)

0.091

 Unrelated BM

3.58 (1.07–12.01)

0.039

3.13 (0.66–14.79)

0.15

 Unrelated umbilical cord blood

2.71 (0.49–14.86)

0.25

3.79 (0.60–23.91)

0.16

  1. Abbreviations: CI=confidence interval; HR=hazard ratio; NA=not applicable.
  2. aFrequency of RBC transfusion before transplantation.