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. 2002 Jun;8(6):581–585. doi: 10.3201/eid0806.01-0331

Table 2. Coccidial infections and their association with diarrhea in Peruvian children, February 1995 to December 1998.

Infection order	Cryptosporidium episodes			Cyclospora episodes
Infection order	Total	With diarrhea^a	Without diarrhea^a	Total	With diarrhea^b	Without diarrhea^b
First	143	52 (36)	91 (64)	123	33 (27)	90 (73)
Second	43	9 (21)	34 (79)	38	6 (19)	32 (81)
Third	9	3 (33)	6 (67)	10	1 (10)	9 (90)
Fourth	1	0 (0)	1 (100)	2	0 (0)	2 (100)
Fifth	0			1	0 (0)	1 (100)
All episodes	196	64 (33)	132 (67)	174	40 (23)	134 (77)

^aTest for trend in proportion with diarrhea by infection order, p=0.17. ^bTest for trend in proportion with diarrhea by infection order, p=0.049.