Swati Shourie|Cath Jackson|Francine Cheater|Hilary Bekker|Richard Edlin|Sandy Tubeuf|Wendy J. Harrison|E. McAleese|Martin Schweiger|B. Bleasby|Liz Hammond
A cluster randomised controlled trial of a web based decision aid to support parents’ decisions about their child's Measles Mumps and Rubella (MMR) vaccination
University of Leeds|University of Leeds|University of Leeds|University of Leeds|University of Leeds|University of Leeds|University of Leeds|NHS Digital
evaluate effectiveness web based decision aid versus leaflet versus usual practice reducing parents decisional conflict first dose mmr vaccination decision impact mmr vaccine uptake also exploredthreearm cluster randomised controlled trialfifty gp practices north england220 first time parents making first dose mmr decisionweb based mmr decision aid plus usual practice mmr leaflet plus usual practice versus usual practice controldecisional conflict primary outcome used measure parents levels informed decisionmaking mmr uptake secondary outcomedecisional conflict decreased postintervention intervention arms level parents could make informed mmr decision decision aid effect estimate109 95 ci 136 082 information leaflet effect estimate067 95 ci 088 046 trial arm significantly associated p0001 decisional conflict postintervention vaccination uptake 100 91 99 decision aid leaflet control arms respectively 2 1 n203869 p0017 posthoc tests revealed statistically significant difference uptake information leaflet usual practice arms p004 near statistically significant difference decision aid leaflet arms p005parents decisional conflict reduced decision aid leaflet arms decision aid also prompted parents act upon decision vaccinate child achieving outcomes fundamental integration immunisation decision aids within routine practiceisrctn72521372