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Table 4 Tumor location and Kiupel grading of mast cell tumors in dogs

From: Histopathological features of subcutaneous and cutaneous mast cell tumors in dogs

 

scMCTs

cMCTs

Total MCTs

Tumor Location

Kiupel grade (P = 0.91)

Kiupel grade (P = 0.016)

Kiupel grade (P = 0.01)

Low

High

Low

High

Low

High

N

%

N

%

N

%

N

%

N

%

N

%

228

 

49

 

1071

 

146

 

1299

 

195

 

Head and neck

25

83.3

5

16.7

164

84.5

30

15.5

189

84.4

35

15.6

Thoracic region

25

83.3

5

16.7

106

88.3

14

11.7

131

87.3

19

12.7

Extremity

90

84.9

16

15.1

346

88.7

44

11.3

436

87.9

60

12.1

Flank

37

80.4

9

19.6

161

93.6

11

6.4

198

90.8

20

9.2

Back

6

85.7

1

14.3

35

100.0

0

0.0

41

97.6

1

2

Mammary gland

15

75.0

5

25.0

47

92.2

4

7.8

62

87.3

9

12.7

Buttock

21

80.8

5

19.2

100

88.5

13

11.5

121

87.1

18

12.9

Perineal and genital region

5

62.5

3

37.5

96

78.0

27

22.0

101

77.1

30

22.9

Tail

4

100

0

0.0

16

84.2

3

15.8

20

87.0

3

13.0

  1. Association between tumor location on the body and Kiupel grading of canine subcutaneous mast cell tumors (scMCTs), cutaneous mast cell tumors (cMCTs) and of the total group of mast cell tumors (total MCTs), displayed in absolute number (N) and relative percentage (%). A significant difference in Kiupel grade between tumor locations was found in cMCTs (P = 0.016) and the total group of MCTs (P = 0.01), but not in scMCTs (P = 0.91)