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资料与方法全部病例均为磁县、涉县1986年和1987年食管癌脱落细胞学普查者。方法是先通过体检,排除其他疾患。然后用食管贲门双腔管采集器做脱落细胞学检查,涂片2张,巴氏染色。重增组347例,其中男188例,女159例,年龄自30～70岁,以40～50岁和51～60岁这两组为多,分别占41.5%和40.3%。涂片检查发现背景细胞有大量白细胞者除外,而随机选择镜检正常者561例为对照组。其中男279例,女282例。年龄自30～70岁,年龄分组40～50岁占40.6%;50～60岁占33.0%。重增组和对照组临床症状统计见表。
Materials and Methods All cases were counted in shed cytology of esophageal cancer in Cixian County and Shexian County in 1986 and 1987. The method is to pass a physical examination first to exclude other diseases. Esophageal sputum double-lumen tube collectors were then used for cytological cytological examination. Two smears were stained with pap smear. 347 cases were re-advanced, including 188 males and 159 females, aged from 30 to 70 years, 40 to 50 years old and 51 to 60 years old as the two groups, accounting for 41.5% and 40.3% respectively. The smear examination revealed that there were a large number of white blood cells in the background cells, and 561 were randomly selected as the control group. There were 279 males and 282 females. Ages ranged from 30 to 70 years old, 40.6% of age groups were 40 to 50 years old, and 33.0% were 50 to 60 years old. Statistics of clinical symptoms in the re-increased group and control group are shown in the table.