... quality assurance surveyNatalie Chahine-Malus, Thomas Stewart, Stephen E Lapinsky, Ted Marras, David Dancey, Richard Leung and Sangeeta MehtaMount Sinai Hospital, Toronto, Ontario, CanadaCorrespondence: ... observational study, no attempt wasmade to alter the performance of routine CXRs. Informedconsent was not obtained from patients because this studywas part of an ICU quality assurance program.For ... et al, whoreported that the incorporation of information from the clinicalexamination reduces the utility of routine CXRs, with only3.4% leading to a change in management. The majority of...