Table 2.

Incidence of lesions per group (n= 20 each)

		Ulcers						Erosions
	Grade						Grade
Group	1	2	3	4	Median	Total no. of ulcers	1	2	3	4	Median	Total no. of erosions
K+A
	stomach	0	0	0	0		0	2	1	0	0	1	3
	duodenum	0	0	0	0		0	1	2	0	0	1.6	3
	jejunum	3	2	3	0	2	8	2	4	3	0	2	9
	ileum	3	0	0	0	1	3	3	0	0	0	1	3
	Total no. of lesions	6	2	3	0	1	11	8	7	3	0	2	18
	per grade
K
	stomach	0	0	0	0		0	3	0	0	0	1	3
	duodenum	0	0	0	0		0	0	0	0	0		0
	jejunum	3	5	2	0	2	10	2	3	2	1	2	8
	ileum	0	1	0	0	2	1	1	0	0	0	1	1
	Total no. of lesions	3	6	2	0	2	11	6	3	2	1	1.5	12
	per grade
S+A
	stomach	0	0	0	0		0	0	0	0	0		0
	duodenum	1	0	0	0	1	1	0	0	0	0		0
	jejunum	0	0	0	0		0	0	0	0	0		0
	ileum	0	0	0	0		0	0	0	0	0		0
	Total no. of lesions	1	0	0	0	1	1	0	0	0	0		0
	per grade

Some rats had multiple lesions of the same type or both ulcers and erosions.