目的 以用户体验为中心,了解监护室中心静脉导管相关血流感染防控数据管理平台的可用性，为其推广奠定基础。 方法 2024年9-11月，采用目的抽样法选择上海、山东、四川、南通等地共7所三级医院的11名重症监护室（intensive care unit，ICU）临床护士和6名ICU护士长参加平台用户测试并进行使用体验访谈。2024年11月，采用便利抽样法选择164名使用过平台的ICU护士填写研究后系统可用性问卷（post-study system usability questionnaire，PSSUQ），以评估用户对平台的满意度。 结果 17名平台用户完成了7项测试任务并接受访谈后反馈平台使用的整体感觉较好，各项功能完善，该平台的应用对于临床护理及医疗决策有重要的意义；同时也对平台的不足之处提出了意见。接受问卷调查的164名ICU护士PSSUQ得分为（2.02±1.12）分。 结论 平台整体可用性良好，值得推广，未来需要进一步优化。

Objective To explore usability evaluation of a data management platform for central line-associated bloodstream infection (CLABSI) prevention and control in intensive care unit (ICU) based on user experience，and to lay the foundation for key management and promotion of the CLABSI platform.Methods From September to November 2024，11 clinical nurses and 6 ICU head nurses from 7 tertiary hospitals in Shanghai，Shandong，Sichuan，and Nantong were selected by the purposive sampling method to participate in the platform user testing and conduct user experience interviews.In November 2024，164 ICU nurses who had used the platform were selected by the convenience sampling method to fill out the post-study system usability questionnaire to assess user satisfaction with the platform.Results The 17 platform users completed 7 test tasks and provided feedback after interviews，indicating a generally positive overall experience with the platform，with all functions being complete and the content being of significant importance for clinical care and medical decision-making.They also provided suggestions for improvement.The post-study system usability questionnaire scores of the 164 ICU nurses were (2.02±1.12) points.Conclusions The platform has good overall usability and is worth promoting，but further optimization is needed in the future.

2022年复旦-复星护理科研基金（FNF202201）