中文摘要：

目的：分析江苏无锡市一造船厂在职人员翼状胬肉的患病率、人群分布特点及相关危险因素。方法：采用整群抽样方法在江苏无锡市一造船厂搜集调查对象共552名，对翼状胬肉的患病情况进行问卷调查，对其身高、体重等一般情况及眼部专科情况进行检查，详细记录，所得资料采用SPSS20．0进行描述性分析、卡方检验、非条件Logistic回归分析。结果：该造船厂552位在职人员中翼状胬肉患者19例，患病率为3．4％；卡方检验显示该造船厂不同学历、工种和户外工作时长的员工其翼状胬肉患病率具有统计学差异（P〈0．05）；非条件Logistic回归分析显示该造船厂不同工种和户外工作时长的员工其翼状胬肉患病率差异显著。结论：户外工作时长和工种是该造船厂员工翼状胬肉发生的主要危险因素。

英文摘要：

Objective： To determine the prevalence and investigate associated risk factors of pterygium in one shipyard in Wuxi of Jiangsu Province. Methods： With methods of cluster sampling, a total of 552 individuals underwent a detailed ophthalmic examination. Questionnaires were conducted on demographic data and information on outdoor work. Logistic regression models were used to evaluate associated risk factors. Results： Of the 552 individuals, 19 （3.4 %） had pterygium. Pterygium was independently associated with profession and outdoor working hours. Conclusions： This study revealed that profession and outdoor working hours were the major risk factors ofpterygium among this shipyard workers.