title: What is the optimal period for measuring hand hygiene compliance: are longer periods better than 20-minute periods?
authors.affiliation: University College London (UCL) Medical School, London, United Kingdom.
authors.forename: Sheldon
authors.initials: S
authors.lastname: Stone
authors.forename: Chris
authors.initials: C
authors.lastname: Fuller
authors.forename: Susan
authors.initials: S
authors.lastname: Michie
authors.forename: John
authors.initials: J
authors.lastname: McAteer
authors.forename: Andre
authors.initials: A
authors.lastname: Charlett
mesh_terms: D016001:Confidence Intervals; D019983:Guideline Adherence / Q000458:organization & administration*; D006235:Hand Disinfection / Q000592:standards*; D006801:Humans; D019370:Observation / Q000379:methods*; D016017:Odds Ratio; D013997:Time Factors