Table 2.

Clinical symptoms of 471 clinical cases

Symptom/sign	No. of cases (n = 471)	Proportion (%)
Diarrhea	401	85.14
Vomiting	309	65.61
Nausea	328	69.64
Bellyache	280	59.45
Abdominal distension	251	53.29
Fever	206	43.77