Abstract: Objective To develop a tiered training framework for operating room nurses in tertiary hospitals, providing guidance for corresponding training curriculum development and clinical competency evaluation. Methods Delphi method was used to conduct two rounds of expert consultation on the preliminary training indicators, establishing a comprehensive tiered training framework for operating room nurses. Results After two rounds of expert consultation, a tiered training framework for operating room nurses was constructed, which includes 6 primary indicators, 19 secondary indicators and 62 tertiary indicators. The response rate of the two rounds of expert consultation for valid questionnaires were all over 99% and the expert authority coefficients were all over 0.87. Conclusions The consulted experts have good enthusiasm and authority; the developed framework comprehensively covers training content, laying a foundation for designing and implementing tiered training programs for operating room nurses.

Key words: operating room nurse, layered advanced training, Delphi method, training outline