“…The 86‐item survey in the German language was comprised of psychometrically evaluated tools (Duxbury, ; Hahn et al, ; Hahn, Needham, Abderhalden, Duxbury, & Halfens, ; Needham, Abderhalden, Dassen, Haug, & Fischer, ) and items generated through a preparatory interview study (Heckemann et al, ). Detailed information on the factors, validity and reliability of the tools included in the survey, is available from the PERoPA project website (https://www.gesundheit.bfh.ch/de/forschung/pflege/projekte/aggression_im_gesundheitswesen/peropa_the_nurse_managers_perspective_englisch/tabs/instrument.html).…”