Artificial Intelligence Use Among Health Care Professionals in the United States and United Kingdom: Cross-National Survey.

This cross-sectional study examined AI use among 524 health care professionals in the United States and United Kingdom, focusing on current applications, access, barriers, and factors that could support adoption. AI use was common but varied across professional and national contexts, with findings highlighting the importance of evidence, organizational guidance, training, privacy safeguards, and integration into clinical workflows for responsible adoption.