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1986～1988年作者对莆田县江口镇5个自然村进行5岁以下小儿急性腹泻流行病学调查。3年内共观察儿童43764人次,发现急性腹泻患儿5680人次,平均发病率为19.98％。1986～1988年年平均发病率分别是15.74％,13.43％,9.44％,呈逐年下降趋势。发病高峰期在5～8月,最高峰为5月,发病率为19.90％。发病人群以2岁以下为主,6个月年龄组年均发病率最高(38.14％),其次1岁组(23.63％)。男女性别差异显著,男高于女。腹泻主要危险因素是:小年龄;饮用水不洁;照管人便后不洗手;奶瓶、食具餐前无消毒等。腹泻的流行还与气温、气湿、降雨量等自然因素有关。
From 1986 to 1988, the authors investigated the epidemiology of acute diarrhea in children under 5 years of age in five villages in Jiangkou Town, Putian County. A total of 43,764 children were observed in 3 years, and 5680 children were found with acute diarrhea, with an average incidence rate of 19.98%. The average annual incidence rates from 1986 to 1988 were 15.74%, 13.43% and 9.44% respectively, showing a declining trend year by year. The peak incidence in May to August, the highest peak in May, the incidence was 19.90%. The incidence of patients under 2 years of age, the 6-month age group the highest annual incidence (38.14%), followed by 1-year-old group (23.63%). Gender differences were significant, male than female. The main risk factors for diarrhea are: young age; unclean drinking water; caretakers do not wash their hands; The prevalence of diarrhea and the temperature, humidity, rainfall and other natural factors.