Table 1

Multivariate analyses of associations between prognostic factors and patient outcome.

Variable

N

Median DFI*

DFI p-value

Median OS time^#

OS time p-value

(months)

(months)

Histologic grade

Grade 2

18

14.1

0.022

21.5

0.01

Grade 3

10

7

9.2

KIT staining pattern⁺

Pattern 2

20

12.7

0.0022

19

0.0049

Pattern 3

6

6.7

10.8

c-KIT mutation

No

24

11

0.0413

17.4

0.0112

Yes

4

6.5

8.9

*DFI: disease-free interval.

^#OS: overall survival.

⁺Two KIT pattern 1 MCTs were excluded from statistical analyses.

Webster et al. BMC Veterinary Research 2008 4:32   doi:10.1186/1746-6148-4-32