调查小学生学习困难的原因 ,探索其发生机制和防治办法。方法　采用CBCL、Conners量表、EPQ及联合型瑞文测验为工具 ,调查行为、个性问题及智力水平。结果　学习困难与行为问题和智力低下呈显著相关 ,与个性偏常无明显关系。结论　不良的行为问题、智力偏低及社会家庭因素 ,不仅能单独引起LD ,更多的是多种因素联合作用所致。 Investigate the reasons for pupils’ learning difficulties and explore their mechanism of occurrence and prevention. Methods The CBCL, Conners scale, EPQ and combined Raven test were used as tools to investigate behavioral, personality and intelligence levels. Results There was a significant correlation between learning difficulties and behavior problems and mental retardation, and no significant relationship with personality abnormalities. Conclusions Adverse behavioral problems, low mental status and social and family factors can not only cause LD alone, but also result from the combination of multiple factors.