Groups

Number of rats

Rats with tumors

Number of tumors

Size of

Tumors (mm)

Tumors/tumor bearing rats

Tumor incidence%

Location

proximal distal

Control

10

10

45

7.46

4.5

100

15

30

Cabbage

8

8

12

3.91

1.5

100

4

8

Turnip greens

8

6

8

2.25

1.33

75

3

5

Collard greens

8

7

12

1.45

1.71

87.5

8

4

Canola greens

7

3

3

4.33

1

42.85

1

2