Abstract: Objective To explore the effect of some risk factors on the residual vivax malaria distribution at eradication stage in Pizhou. Methods Collect the information on anthropological, malaria knowledge, the using of bed-net, transfusion blood and migration with the pre-designed questionnaire and the method of case-control. Results 50 cases and 50 controls were investigated. 35 variables were analyzed by univariate and multivariate regression method. It was found that 6 factors were related to malaria occurrence by univariate analysis, and 5 independent factors were found with the method of multivariate analysis. Sleeping in open field, transfusion blood histroy, migration and fever person in family were more risk factors for malaria occurrence. Conclusion Put the emphasis on the management of blood donor and floating population, blood-examination of fever people and personal prevention of the people sleeping in the field.

摘要： 目的 探讨影响邳州市灭疟后期疟疾残存病例分布的危险因素。方法 采用病例对照的流行病学调查方法,用预先设计的问卷收集人口学信息、疟疾知识、蚊帐使用、输血史和流动史等信息。结果 共调查50例患者和50名对照。采用单因素和多因素回归法分析了35个因素。单因素分析发现6个因素与疟疾发病有关,多因素分析发现5个独立的因素,露宿、输血史、外出疟区史和家人发热史是疟疾发病的危险因素。结论 疟疾控制措施应重点放在献血人员和流动人口管理、发热病例血检及野外住宿人员的个人防护上。

关键词: 疟疾, 危险因素, 病例对照