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Table 2 Prognostic factors for overall survival

From: Outcome of therapy-related myeloid neoplasms treated with azacitidine

 

Patients

(n)

Number of responders §

Median OS

(months)

p

Age

≤ 65 years

24

10

21.9

0.85

> 65 years

26

10

24.5

 

Primary Malignancy

Hematological

27

12

11.67

0.83

Solid

23

8

17.97

 

azacitidine dose

75 mg/smq/7 days

36

12

16.7

0.31

100 mg/day 10 days

4

3

14.2

 

100 mg/day 5 or 7 days

10

5

16.2

 

WHO diagnosis

RCMD

12

9

30.9

 

RAEB 1/2

22

7

16.8

0.02

AML

16

4

8.5

 

Karyotype

Normal

8

8

27.7

 

Single or double abnormality

9

3

11.6

0.66*

Complex

20

9

16.2

 

Chromosome 7 abnormalities

Yes

14

8

11.63

0.72

No

33

12

17.96

 

Transfusion dependence

Yes

26

10

11.6

0.38

No

24

10

21.9

 

Previous Treatment

No pre-treatment

40

17

27.7

0.0001

ESA

4

2

16.2

 

Hydroxyurea

2

1

9.5

 

Conventional Chemotherapy

4

0

5.4

 

HCT-CI #

0–2

5

0

8.8

 

3

19

6

8.5

0.2

4

6

4

53.7

 

>5

9

4

16.2

 
  1. * The difference in overall survival between normal and aberrant karyotype was however statistically significant restricting the analysis to t-AML patients (Figure 3A).
  2. § Number of patients achieving CR, PR or HI; # HCT-CI data were available for 39 patients.