Received: 4 August 2022
Accepted: 18 April 2023
First Online: 27 April 2023
: WCG Institutional Review Board (Puyallup, WA) determined that this project does not require IRB review based on federal regulation 45 CFR 46. Informed consent was obtained from the physicians when they registered for the ABA examinations by signing an Acknowledgement and Release to allow their information to be used for research. All the methods analyzing physician responses to the in-training examination items were carried out in accordance with the Declaration of Helsinki and relevant guidelines and regulations.
: Not applicable.
: Dandan Chen is a former staff member of the American Board of Anesthesiology. Ann E. Harman, Huaping Sun and Tianpeng Ye are staff members of the American Board of Anesthesiology. Robert R. Gaiser serves as Director of the American Board of Anesthesiology and receives a stipend for his service.