The Lagrange equations of motion are familiar to anyone who has worked in physics. However, their range of validity is rarely, if ever, a topic for discussion. Following on an earlier examination of the consequences for these equations if the mass is not assumed constant, this note will look carefully at the other assumptions made and consider any further consequences resulting. The form of the...

PURPOSE Leading health systems have invested in substantial quality improvement (QI) capacity building, but little is known about the aggregate effect of these investments at the health system level. We conducted a systematic review to identify key steps and elements that should be considered for system-level evaluations of investment in QI capacity building. METHODS We searched for evaluatio...

OBJECTIVE To assess academic emergency medicine (EM) chairs' perceptions of quality improvement (QI) training programs. METHODS A voluntary anonymous 20 item survey was distributed to a sample of academic chairs of EM through the Association of Academic Chairs of Emergency Medicine. Data was collected to assess the percentage of academic emergency physicians who had received QI training, the ...

INTRODUCTION This study examines the use of quality-improvement (QI) methods in social services. Particularly the key aspects-generalizable knowledge, interprofessional teamwork, and measurements-are studied in projects from the QI program Forum for Values in Sweden. METHODS This is a mixed-method case study. Two projects using standard QI methods and tools as used in health care were chosen ...

BACKGROUND Quality improvement (QI) has become an essential component of medical care in the United States. In residency programs, QI is a focus area of the Clinical Learning Environment Review visits conducted by the Accreditation Council for Graduate Medical Education. The readiness of applicants to internal medicine residency to engage in QI on day one is unknown. PURPOSE To document the r...

de-qi, comprising mostly subjective sensations during acupuncture, is traditionally considered as a very important component for the possible therapeutic effects of acupuncture. However, the neural correlates of de-qi are still unclear. In this paper, we reviewed previous fMRI studies from the viewpoint of the neural responses of de-qi. We searched on Pubmed and identified 111 papers. Fourteen ...

BACKGROUND Diffusion and adoption of effective evidence-based clinical practices can be slow, especially if complex changes are required to implement new practices. OBJECTIVE To examine how hospital adherence to quality improvement (QI) methods and hospital engagement with a large-scale QI campaign could facilitate the adoption of an enhanced prevention bundle designed to reduce surgical site...

This is a multicenter prospective cohort study to analyze the correlation of traditional Chinese medicine (TCM) syndrome evolvement and cardiovascular events in patients with stable coronary heart disease (CHD). The impact of syndrome evolvement on cardiovascular events during the 6-month and 12-month follow-up was analyzed using complex networks approach. Results of verification using Chi-squa...

BACKGROUND Quality improvement (QI) education in residency training is important and necessary for accreditation. Although the literature on this topic has been growing, some specialties, in particular psychiatry, have been underrepresented. METHODS We developed a didactic and experiential QI curriculum within a US psychiatry residency program that included a seminar series and development of...

OBJECTIVES To assess the physical characteristics of public spaces designed for sport/physical activity/leisure in Rio de Janeiro, Brazil, and their relationship to the socioeconomic indicators. METHODS Public spaces (n = 38) spread across the city were evaluated between December 2011 and January 2012 using the Physical Activity Resource Assessment (PARA) instrument. Based on PARA results, a ...