Table 4.

Serological results in relationship to dog population: Shelter (S) or owned (O) dogs.

Groups	Categories	E. canis		R. conorii
		No. of Sera	Positive (%)	No. of Sera	Positive (%)
NS	S	2327	601 (25.8)	1849	924 (50.0)
	O	773	186 (24.1)	598	350 (58.5)
SWS	S	1866	626 (33.5)	380	228 (60.0)
	O	374	121 (32.4)	307	212 (69.1)
SES	S	2064	671 (32.5)	246	111 (45.1)
	O	164	33 (20.1)	61	18 (29.5)