The regression model also reveals that family modeling and subcultural modeling, which are both important to juvenile delinquency in the social learning theory, have given place to medium violence. 回归模型还显示,在社会学习理论中居于重要地位的“家庭示范”和“亚文化群示范”在未成年人犯罪促成过程中的实际地位已让位于媒体,媒体暴力问题的严重性可见一斑。