Table 4.

Sensitivity of ELISA, mZN and Leishman's staining of faecal smears with PCR as gold standard for determination of Cryptosporidium parvum in diarrhoeic bovine calf faeces (n = 100)

Tests		PCR		Total	Per cent sensitivity
		Positive	Negative
ELISA	Positive	34	1	33	97·14
	Negative	1	64	67
	Total	35	65	100
mZN stain	Positive	24	1	25	72·72
	Negative	9	66	75
	Total	33	67	100