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Table 2 Clinicopathologic parameters and risk categories

From: Skp2 expression is associated with high risk and elevated Ki67 expression in gastrointestinal stromal tumours

  

Group A

Group B

N° cases

 

26

68

Sex

M

15

33

 

F

11

35

Cell type

Spindle

8

36

 

Epithelioid

4

9

 

Mixed

14

23

Cellularity

Low

15

13

 

High

11

55

Necrosis

0

26

48

 

1

0

20

Mitosis

1

21

47

 

2

5

21

Metastases

 

1

22

p27Kip1 (%)

 

9/26 (34.6%)

7/50 (14%)

Skp2 (%)

 

4/25 (16%)

20/50 (40%)

Jab1 (%)

 

16/25 (64%)

23/48 (47.9%)

Ki67 (%)

 

3/25 (12%)

18/52 (34.6%)

  1. Necrosis: 0 = absent; 1 = present
  2. Mitosis: 1 ≤ 5 × 50 HPF; 2 > 5 × 50 HPF
  3. Cellularity: Low cellularity ≤ 100 tumor cells × 10 HPF; High cellularity > 100 tumor cells × 10 HPF