Glenn Salkeld|Michelle Cunich|Jack Dowie|Kirsten Howard|Manish I. Patel|Graham J. Mann|Wendy Lipworth
The Role of Personalised Choice in Decision Support: A Randomized Controlled Trial of an Online Decision Aid for Prostate Cancer Screening
University of Sydney|University of Wollongong|University of Sydney|London School of Hygiene & Tropical Medicine|University of Sydney|Westmead Hospital|Westmead Institute for Medical Research|Westmead Hospital|University of Sydney
decision support tools assist people apply populationbased evidence benefits harms individual health decisions key question whether personalising choice within decisions aids leads better decision qualityto assess effect personalising content decision aid prostate cancer screening using prostate specific antigen psa testrandomized controlled trialaustralia1970 men aged 4069 years approached participate trial1447 men randomly allocated either standard decision aid fixed set five attributes personalised decision aid choice inclusion 10 attributesto determine whether difference two groups terms 1 emergent opinion generated decision aid psa test 2 selfrated decision quality completing online decision aid 3 intention undergo screening next 12 months also wanted determine whether men personalised choice group made use extra decision attributes5 men fixed attribute group scored psa test opinion generated aid compared 62 men personalised choice group 2 56938 2df p 0001 men used personalised decision aid slightly higher decision quality 2157 df 1444 p 0031 men personalised choice group made extensive use additional decision attributes difference two groups terms stated intention undergo screening next 12 monthstogether findings suggest personalised decision support systems could important development shared decisionmaking patientcentered careaustralian new zealand clinical trials registry anzctr actrn12612000723886