Table 3.

Perceptions and practices related to the risk of traveler's diarrhea

	All participants N (%)	Diarrhea N (%)	No diarrhea N (%)	P value
Sought travel health information before trip	5,761 (73)	950 (17)	4,811 (83)	0.094
Did not seek travel–health information before trip	2,130 (27)	318 (15)	1,812 (85)	–
Estimated traveler's diarrhea risk by traveler	–	–	–	< 0.001*
Very high risk (> 50%)	1,349 (17)	570 (42)	779 (68)	–
High risk (30–50%)	1,793 (23)	387 (22)	1,406 (78)	–
Intermediate risk (10–29%)	2,506 (32)	219 (9)	2,287 (91)	–
Low risk (< 10%)	1,570 (20)	55 (4)	1,515 (96)	–
Not known	597 (8)	29 (5)	568 (95)	–
Behavior of travelers
Carried medication for diarrhea
Yes	3,565 (45)	916 (26)	2,649 (74)	< 0.001*
No	4,398 (55)	369 (9)	4,029 (91)	–
Frequently washed hands before eating food
Yes	3,666 (50)	820 (22)	2,846 (78)	< 0.001*
No	3,650 (50)	421 (12)	3,229 (88)	–
Frequently washed hands before handling food
Yes	3,464 (48)	809 (23)	2,655 (77)	< 0.001*
No	3,801 (52)	420 (11)	3,381 (89)	–
Frequently drank beverages with ice
Yes	2,517 (35)	747 (30)	1,774 (70)	< 0.001*
No	4,701 (65)	479 (10)	4,222 (90)	–
Frequently ate salad vegetables
Yes	2,521 (35)	512 (20)	2,009 (80)	< 0.001*
No	4,694 (65)	714 (15)	3,980 (85)	–
Frequently bought food from a street vendor
Yes	2,008 (28)	379 (19)	1,629 (81)	0.009*
No	5,291 (72)	862 (16)	4,429 (84)	–
Ate food left over from a previous meal
Yes	290 (4)	50 (17)	240 (83)	0.889
No	6,764 (99)	1,145 (17)	5,619 (83)	–
Frequently ate raw or uncooked meat
Yes	208 (3)	31 (15)	177 (85)	0.442
No	6,930 (97)	1,173 (17)	5,757 (83)	–
Frequently drank tap water
Yes	480 (7)	72 (15)	438 (85)	0.239
No	6,589 (93)	1,126 (17)	5,463 (83)	–

^*Statistically significant.