Table 2. Organisms that caused diarrhea and corresponding travel regions.

Organisms	Southeast Asia	South Asia	Africa	East Asia	Central and South America	Central and West Asia	Oceania	Europe	North America
Case Numbers	498	128	120	75	26	20	19	17	16
Pathogenic organism unknown	377	102	106	61	24	16	15	15	15
	(76%)	(80%)	(88%)	(81%)	(92%)	(80%)	(79%)	(88%)	(94%)
Bacteria (total cases)	105	17	9	13	2	4	4	1	1
Enterotoxigenic Escherichia coli	3	5	2	1	0	1	1	0	0
Enteroinvasive E. coli	2	0	0	0	0	0	0	0	0
Enteropathogenic E. coli	1	0	0	0	0	0	0	0	0
Enterohaemorrhagic E. coli	1	0	0	0	0	0	0	0	0
Plesiomonas shigelloides	2	0	1	0	0	0	0	0	0
Vibrio parahaemolyticus	2	0	0	0	0	0	0	0	0
Vibrio cholerae	0	2	0	0	0	0	0	0	0
Salmonella spp.	11	0	0	5	0	0	1	0	0
Shigella spp.	13	0	1	0	2	0	0	0	1
Campylobacter spp.	70	10	5	7	0	3	2	1	0
Viruses (total cases)	2	3	1	1	0	0	0	0	0
Norovirus	0	2	1	1	0	0	0	0	0
Rotavirus	2	1	0	0	0	0	0	0	0
Protoza (total cases)	14	6	4	0	0	0	0	1	0
Cryptosporidium spp.	1	0	1	0	0	0	0	0	0
Giardia lamblia	5	6	1	0	0	0	0	1	0
Entamoeba histolytica	8	0	2	0	0	0	0	0	0