TABLE 1.

Comparison of results prior to and after testing of specimens with discrepant results^a

Organism	Result (no. of specimens)	No. of specimens with the indicated results
		O&P examination, permanent stains (reference methods)		Triage parasite panel		After EIA or FA to resolve discrepancies
		Pos	Neg	Pos	Neg	Pos	Neg
G. lamblia	Pos (170)	142	302	170	274	170	274
	Neg (274)
	Total (444)
E. histolytica/E. dispar	Pos (99)	42	401	98	345	99	344
	Neg (344)
	Total (443)
C. parvum	Pos (60)	58	386	60	384	60	384
	Neg (384)
	Total (444)

^aAbbreviations: FA, fluorescent antibody; Pos, positive; Neg, negative.