基于CHAID模型的现代人肥胖状况及其成因分析

Analysis of modern obesity and its causes based on CHAID model

通过问卷调查和实地采访,收集韶关市浈江区居民肥胖状况的相关数据,并对数据进行预处理.建立现代人肥胖成因分析的决策树CHAID模型,运用SPSS软件进行求解,确定韶关市浈江区现代人肥胖的成因.利用多元Logistic回归模型和主成分分析法对决策树CHAID模型得出的结果进行检验.检验结果表明,利用决策树方法建立的CHAID模型结果是合理的.给出了肥胖人群应该适当地增加运动,多吃蔬菜水果和五谷杂粮,饮食均衡,保持愉快的心情,调整好心态,适当释放压力的建议.

Through questionnaire survey and field interview,the data of obesity status of residents in Zhenjiang District of Shaoguan City were collected and preprocessed,a decision tree′s CHAID model was established to analyze the cause of obesity of modern people,and SPSS software was used to solve the problem,so as to determine the cause of obesity of modern people in Zhenjiang District of Shaoguan City.The results of decision tree′s CHAID model are tested by multiple Logistic regression model and principal component analysis.The results show that the CHAID model established by decision tree method is reasonable.It is pointed out that obese people should increase exercise,eat more fruits and vegetables,eat balanced diet,keep happy mood,adjust mentality and release properly pressure.