Self-perceived impacts1of a hand hygiene poster intervention on individual hand hygiene awareness and practices.1Impact ranked on a scale of 1 (not at all) to 7 (very much). HH awareness = Posters increased awareness of need to perform hand hygiene and/or infection control in general (n = 270). HH frequency = Posters increased how often hand hygiene was performed (n = 271). HH technique = Posters increased how hand hygiene was performed (e.g. more thorough washing/rubbing) (n = 271).