Exposures and activities associated with acute gastroenteritis.

NOTE: OR, odds ratio; CI, 95% confidence intervals.¶Numerous crewmembers (including the index cases(s)) visited several locations during their visit to Lima, including “Pizza Alley,” a location of many restaurants, bars and nightclubs.§i.e. Sharing a berthing facility, being in close proximity during daily activities, etc.€Both cooked and uncooked vegetables.*Ventanilla is a low income area of Lima near the Port of Callao, Peru. A group of crewmembers conducted housing construction and renovation during one day of their deployment to Lima, as part of a humanitarian assistance mission.