Abstract
Objectives: The subspecialty and the background of Japanese intensivists were analyzed. Methods: The number of board certified physicians from the Japanese Society of Intensive Care Medicine (JSICM), the Japanese Society of Anesthesiologists (JSA), the Japanese Association for Acute Medicine (JAAM), the Japanese Circulation Society (JCS), and the Japan Neurosurgical Society (JNS) was calculated. Results: Among the critical care board certified physicians, 69.0% had board certified by JSA, 41.6% by JAAM, 3.86% by JCS and 1.76% by JNS, respectively. Conclusions: The majority of intensivists in Japan have anesthesiology board.