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学生因病缺课率是反映学生健康状况的一项重要指标，掌握学生因病缺课的特点和主要发病情况，以便为学校卫生保健工作提供依据，为此，我们于1992－1996年对镇海区两所中小学校的因病缺课情况进行了监测。1对象与方法1．1对象随机抽取中小学校各一所以其在校的全部学生为监测对
Student absenteeism rate is an important indicator of the health status of students to master the characteristics of students missed due to illness and the main incidence of illness in order to provide the basis for school health care work, for which we in 1992-1996 Zhenhai District two primary and secondary schools due to illness missed the case was monitored. 1 objects and methods 1.1 object randomly selected primary and secondary schools so all the students in school for the monitoring of