计划免疫是预防传染病最经济、最简便、最有效的手段[1]。为了解盐城市盐都区农村居民对计划免疫知识的掌握情况,为开展计划免疫宣传教育提供科学依据,我们于2009年11月1—30日对本区农村居民儿童家长开展了计划免疫知识的调查。1对象和方法1.1对象选择远离盐城市区的8个乡镇,? Planned immunization is the most economical, easiest and most effective way to prevent infectious diseases [1]. In order to understand the grasps of rural residents in Yandu District of Yancheng City about the knowledge of plan immunization and to provide a scientific basis for the publicity and education on planned immunization, we conducted a survey on the immunization knowledge of planners of rural residents’ children in this area from November 1 to November 30, 2009 . 1 objects and methods 1.1 object away from Yancheng urban eight towns,?