Of the 35 persons interviewed, 22 (62%) met the modified case definition.
Among the 22 patients, 19 (86%) had nausea, 15 (69%) vomiting, 17 (77%) diarrhea, 17 (77%) abdominal pain, and 13 (59%) headache.
Thirteen (59%) reported feeling chills without fever, four (18%) reported fever with chills.
None of the 12 persons who received care at the military hospital had a documented temperature >100.5°F (>38.1°C).
Other than the 13 persons who sought care at the military hospital (one was diverted to a civilian hospital), no other person who was interviewed and met the case definition sought medical care.
Mean self-reported period to illness onset was 2.1 hours from the time of consumption (Figure), and mean duration of illness was 10.7 hours (range: 1–32 hours).