Psychometric evaluation of instruments measuring the work environment of healthcare professionals in hospitals

_Purpose:_ Research shows that the professional healthcare working environment influences the quality of care, safety climate, productivity, and motivation, happiness, and health of staff. The purpose of this systematic literature review was to assess instruments that provide valid, reliable and succinct measures of health care professionals’ work environment (WE) in hospitals. _Data sources:_ Embase, Medline Ovid, Web of Science, Cochrane CENTRAL, CINAHL EBSCOhost and Google Scholar were systematically searched from inception through December 2018. Study selection: Pre-defined eligibility criteria (written in English, original work-environment instrument for healthcare professionals and not a translation, describing psychometric properties as construct validity and reliability) were used to detect studies describing instruments developed to measure the working environment. _Data extraction:_ After screening 6397 titles and abstracts, we included 37 papers. Two reviewers independently assessed the 37 instruments on content and psychometric quality following the COSMIN guideline. _Results of data synthesis:_ Our paper analysis revealed a diversity of items measured. The items were mapped into 48 ele