Sample type	Total number tested	Number positive for Salmonella	Percentage positive for Salmonella
Caeca (all)	1228	104	8.47
Swabs (all)	1282	7	0.55
Both caeca & swab (matched set)	772	1	0.13
Only caeca (matched set)	-	70	9.07
Only swab (matched set)	-	3	0.39