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流行病学我院1988年1月1日到4月15日收治甲肝3084例,其中男1852、女1232例,为1.5:1。年龄自14个月到72岁,21～30岁最多(52.4%),31～40岁次之(31.9%),≤12岁占8.1%。职业上以各类工人最多(72.6%),其次为学生(9.8%)及干部(8.5%),再其次为待业者、医务及教师合占2.7%。食蚶史:在有记录的3069冽中,86.9%曾生吃过毛蚶。1987年12月吃蚶的最多(59.7%),翌年1月次之(36.6%),2月份
Epidemiology Hospital from January 1, 1988 to April 15, 3084 cases of hepatitis A, of which 1852 were male and female 1232 cases, 1.5: 1. The age ranged from 14 months to 72 years, with the highest in 21-30 years (52.4%), followed by 31-40 years (31.9%), and those aged ≤12 years (8.1%). The largest number of workers (72.6%) was employed in occupations, followed by students (9.8%) and cadres (8.5%), followed by unemployed persons and medical staff and teachers (2.7%). Food History: In the recorded 3069 冽, 86.9% had eaten raw 蚶 蚶. In December 1987, the highest number of eats (59.7%), followed by January (36.6%) in the following year, February