Quantification of the Hawthorne Effect in Hand Hygiene Compliance Monitoring Using an Electronic Monitoring System: a Retrospective Cohort Study
BMJ Quality & Safety Online First, published on 7 July 2014 as 10.1136/bmjqs-2014-003080ORIGINAL RESEARCH BMJ Qual Saf: first published as 10.1136/bmjqs-2014-003080 on 7 July 2014. Downloaded from Quantification of the Hawthorne effect in hand hygiene compliance monitoring using an electronic monitoring system: a retrospective cohort study Jocelyn A Srigley,1,2 Colin D Furness,3,4 G Ross Baker,1 Michael Gardam5,6 1Institute of Health Policy, ABSTRACT healthcare-associated infections (HAIs), Management & Evaluation, Background The Hawthorne effect, or which are the most common adverse University of Toronto, Toronto, Ontario, Canada behaviour change due to awareness of being event experienced by patients during 1 2Department of Medicine, observed, is assumed to inflate hand hygiene medical care. HCW hand hygiene is McMaster University, Hamilton, compliance rates as measured by direct known to be suboptimal2 and multifa- Ontario, Canada observation but there are limited data to ceted improvement programmes are 3Infonaut Inc, Toronto, Ontario, Canada support this. recommended, including measurement 3 4Faculty of Information, Objective To determine whether the presence and feedback of compliance rates. Direct University of Toronto, Toronto, of hand hygiene auditors was associated with an observation, in which human auditors Ontario, Canada 5 increase in hand hygiene events as measured by monitor the hand hygiene compliance of Department of Infection Prevention & Control, University a real-time location system (RTLS). HCWs as they carry out clinical tasks, is Health Network, Toronto, Methods The RTLS recorded all uses of alcohol- the most commonly used method of Ontario, Canada based hand rub and soap for 8 months in two measurement.
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