Methods Epidemiological case study and descriptive statistical analysis were conducted.
方法采用流行病学方法进行个案调查和描述统计分析。
The questionnaire descriptive statistical analysis, the difference analysis, correlation analysis and regression analysis.
对问卷进行描述性统计分析，差异性分析、相关分析、回归分析。
Junior high school students through descriptive statistical analysis of the basic situation of interpersonal communication.
经过描绘性统计剖析初中生人际交往地根本状况。
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