[Reduction of Visitor- and Staff-Associated Risk of Infection by Complex Intervention in the Department of Feto-Maternal Medicine].

Aim: Clinical trial registration of this trial: is to demonstrate in a department of feto-maternal medicine: (a) that a complex intervention improves hand hygiene of visitors, siblings and staff; and (b) that automated voice prompts at disinfectant dispensers improve rate of hand disinfection.

Study Design: (a) Pre-/post-test follow-up design with control (1-12/2016), intervention (1-12/2017), follow-up-period (1/2018-12/2019); and (b) RCT in quasi crossover design. Primary endpoints: (a) disinfectant consumption (DC) per patient-day, and (b) DC at disinfectant dispenser per passer-by.