Survey of Traveler’s Diarrhea: Epidemiology and Testing Reveal the Source

Table 5

Retrospective survey of food eaten for breakfast on May 9.

Exposure factors		Cases	Noncases	R^2	value (Fisher’s exact probability method)
Boiled egg	Exposed	5	1	6.67	0.026
	Unexposed	1	7
Oatmeal	Exposed	3	1	1.88	0.559
	Unexposed	4	6
Jam	Exposed	4	2	1.78	0.592
	Unexposed	3	5
Bread	Exposed	2	2	1	1
	Unexposed	5	5
Cantaloupe	Exposed	5	5	1	1
	Unexposed	2	2
Fried rice	Exposed	1	1	1	1
	Unexposed	6	6
Cake	Exposed	1	2	0.61	1
	Unexposed	6	5
Milk	Exposed	1	3	0.42	0.559
	Unexposed	6	4
Orange juice	Exposed	1	3	0.42	0.559
	Unexposed	6	4
Cucumber	Exposed	1	4	0.3	0.266
	Unexposed	6	3