This paper reports the study of kaizen as practised in a selection of Japanese companies. After discussing the general understanding of kaizen and proposing a clear definition, the paper describes the methodology of the study, and presents findings from the research, taking Nippon Steel...

Problem: Emergency surgical patients are at high risk for harm because of errors in care. Quality improvement methods that involve process redesign, such as “Lean,” appear to improve service reliability and efficiency in healthcare. Design: Interrupted time series. Setting: The emergency...