TABLE 1.

Results of stool testing with IFA

Genus	Time (mo) and fixative	No. of samples negative with kit/no. negative by microscopy	No. of samples positive with kit/no. positive by microscopy (%)	No. of samples with the following no. of parasitesa/total no. of samples (%):
				Rare	Few	Moderate	Many
Giardia	0
	Formalin	5/5	25/27 (92)	1/27 (3)	4/27 (15)	7/27 (26)	13/27 (48)
	STF	4/4	24/26 (92)	6/26 (23)	7/26 (27)	6/26 (23)	5/26 (19)
	3
	Formalin	6/6	17/19 (89)	2/19 (11)	2/19 (11)	5/19 (25)	8/19 (42)
	STF	6/6	18/19 (94)	7/19 (37)	3/19 (16)	3/19 (16)	5/19 (26)
Cryptosporidium	0
	Formalin	31/31	1/1 (100)	0	1/1 (100)	0	0
	STF	29/29	1/1 (100)	1/1 (100)	0	0	0
	3
	Formalin	24/24	1/1 (100)	0	1/1 (100)	0	0
	STF	24/24	0/1 (0)	0	0	0	0

^aSee Materials and Methods.