title: Inconsistent VAP definitions raise questions of usefulness.
authors.affiliation: Quality Team, Intensive Care Unit, Princess Alexandra Hospital, Ipswich Road, Woolloongabba, QLD 4102, Australia. Electronic address: mharward@georgeinstitute.org.au.
authors.forename: Meg
authors.initials: M
authors.lastname: Harward
authors.affiliation: Quality Team, Intensive Care Unit, Princess Alexandra Hospital, Ipswich Road, Woolloongabba, QLD 4102, Australia. Electronic address: Alison.Smith4@health.qld.gov.au.
authors.forename: Alison
authors.initials: A
authors.lastname: Smith
authors.affiliation: Princess Alexandra Hospital, Ipswich Road, Woolloongabba, QLD 4102, Australia; Menzies Health Institute Queensland, Griffith University, Nathan, QLD 4111, Australia; School of Health Sciences, City, University of London, London EC1V 0HB, United Kingdom.
authors.forename: Leanne M
authors.initials: LM
authors.lastname: Aitken
mesh_terms: D018806:APACHE; D000328:Adult; D005260:Female; D017052:Hospital Mortality; D006801:Humans; D007362:Intensive Care Units; D007902:Length of Stay / Q000706:statistics & numerical data; D008297:Male; D008875:Middle Aged; D053717:Pneumonia, Ventilator-Associated / Q000453:epidemiology*; D011793:Queensland / Q000453:epidemiology; D012121:Respiration, Artificial; D012307:Risk Factors