目的 编制心血管内科护士临床急救能力问卷，并检验其信效度，为心血管内科护士的临床急救能力提供评估工具。方法 以胜任力冰山模型为理论依据，在查阅文献及研究小组讨论的基础上形成问卷的条目池，通过2轮德尔菲专家函询形成心血管内科护士临床急救能力问卷，并对聊城市10所二级及以上综合医院239名心血管内科护士进行调查以检验问卷信效度。结果 经探索性因子分析提取出理论知识储备、操作技能、急救能力、沟通协调能力、职业特质5个公因子，累计方差贡献率达65.854%，得到25个条目的问卷，条目水平的内容效度指数为0.875~1.000，量表水平的内容效度指数为0.995。问卷Cronbach’s α系数为0.934，各维度Cronbach’s α系数为0.736~0.832。结论 心血管内科护士临床急救能力问卷具备良好的信度及效度，可用于心血管内科护士临床急救能力测评。

Objective To develop a questionnaire on the clinical first aid ability of cardiovascular internal medicine nurses，and to examine its reliability and validity，so as to provide a tool for evaluating the clinical first aid ability of cardiovascular internal medicine nurses. Methods Based on the competency iceberg model，an item pool of the questionnaire was formed based on literature review and group discussions. The questionnaire was drafted through two rounds of Delphi expert consultation. After that questionnaire was distributed among 239 cardiovascular internal medicine nurses from 10 secondary and above general hospitals in Liaocheng City in order to test the reliability and validity of the questionnaire. Results Through exploratory factor analysis，five common factors were extract，namely theoretical knowledge reserve，operational skills，first aid ability，communication and coordination ability，and occupational characteristics，with a cumulative variance contribution rate of 65.854%. A questionnaire with 25 items was formed，with an item level content validity index of I-CVI 0.875 to 1.000. The content validity index of the scale of S-CVI was 0.995. The Cronbach’s α coefficient of the questionnaire was 0.934，and the Cronbach’s α coefficient of each dimension ranged from 0.736 to 0.832. Conclusion The Questionnaire of Nurses’ Clinical First Aid Ability in Cardiovascular Department has good reliability and validity，which can be used to evaluate nurses’ clinical first aid ability in cardiovascular department.