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Table 4 Univariate analysis of risk factors for OS in BCR-ABL1 positive ALL

From: Heterogeneous BCR-ABL1 signal patterns identified by fluorescence in situ hybridization are associated with leukemic clonal evolution and poorer prognosis in BCR-ABL1 positive leukemia

Group

Numbers

OS (range, month)

P value

Leukocyte count, 109/L

  

0.736

  ≥ 50

21

13 (6.5~19.5)

 

  < 50

29

14 (6.7~21.3)

 

LDH

  

0.775

  ≥ 250 U/L

37

13.0 (10.7~15.3)

 

  < 250 U/L

10

8.0 (0.0~27.3)

 

CR + PR

  

0.019

 Yes

44

19.0 (12.7~25.2)

 

 No

5

7.0 (4.4~9.6)

 

BCR-ABL1 FISH

  

0.006

 Complex signal patterns

36

5.0 (2.4~7.6)

 

 single patterns

16

15.0 (8.3~21.7)

 

Cytogenetic abnormalities

  

0.001

 t (9;22)

11

27 (14.5~39.5)

 

 ACAs

11

6 (1.7~10.3)

 
  1. Abbreviations: LDH lactic dehydrogenase, CR complete remission, PR partial remission