Methods Using the descriptive statistics, to analyze and compare the injury types and reasons of children in hospital by age and gender.
方法采用描述性分析方法，分析伤害住院儿童年龄、性别频数分布，损伤类型和损伤原因的性别、年龄特征。
Finally, the paper verifies the hypotheses by using the descriptive statistics, the single factor analysis and the structure equation model, and gets the results.
最后通过描述性统计、单因素分析和联立方程模型对本文的假设进行验证，得出了本文的结论。
Methods: By using the descriptive statistics and comparative analysis to analyze the Second National Sample Survey and the data of monitoring the disabled in 2008.
方法：采用描述性统计和对比分析方法对第二次全国残疾人抽样调查及2008年度全国残疾人状况监测等数据进行分析。
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