实行计划免疫是国家为保障儿童身体健康成长的一项重要措施。预防接种副反应是指预防接种后发生的可能与预防接种有关的健康损害[1],按反应发生的性质分为一般反应(包括加重反应)和异常反应。近年来,随着江苏省扩大免疫规划的不断深入以及家长卫生保健意识的提高,儿童从出生后 The implementation of planned immunization is an important measure for the country to ensure the healthy growth of children. Vaccination side effects refer to health damage that may occur after vaccination and may be related to vaccination [1]. The nature of the response is divided into general reactions (including aggravating reactions) and abnormal reactions. In recent years, with the continuous deepening of immunization programs in Jiangsu Province and the improvement of parents’ awareness of health care, children from birth