摘要目的 综合评价PBL在外科临床教学中的应用效果.方法 就医学生书面理论测试成绩和临床技能考试成绩进行Meta分析.结果 于外科临床实习阶段采用PBL,学生理论成绩有所提高,WMD=6.46,95％ CI为2.56～10.36,P＜0.01,差异有统计学意义；临床技能测试成绩有所提高,WMD=5.32,95％ CI为2.47～8.16,P＜0.01,差异有统计学意义.结论 外科临床实习阶段采用PBL教学,有利于提高医学生的理论知识和临床技能.

abstractsObjective To evaluate the effectiveness of PBL teaching model for medical students in surgery bed side teaching.Methods The method of meta-analysis.Results Finally,twenty-six documents met the requirement.The resuhs of Meta-analysis showed that,in the aspect of theory improvement for medical students,WMD=6.46,95 ％ CI 为 2.56 ～ 10.36,P＜0.01 ; in the aspect of skill ability improvement,WMD=5.32,95 ％ CI 为 2.47 ～ 8.16,P ＜0.01.Conclusion The model of PBL teaching could significantly improve the effectiveness in theoretical knowledge and skill ability.