Unannounced in situ simulation of obstetric emergencies: staff perceptions and organisational impact

The number of staff members with a positive perception of multiprofessional unannounced ISS increased after implementation; however, one-third considered ISS to be stressful and unpleasant and midwives more frequently so. The specific perception of ISS by each healthcare profession should be taken into account when planning ISS. The information from the debriefing sessions showed that implementation of ISS had an impact as it provided information required for organisational changes.