Supporting Informed Decision Making for Prostate Specific Antigen (PSA) Testing on the Web: An Online Randomized Controlled Trial

Rhodri Evans ^{1
†} , BA BM BCh ;   Natalie Joseph-Williams ^{1
†} , BA(Hons) PDipPsych ;   Adrian Edwards ^{1
†} , MB BS PhD ;   Robert G Newcombe ^{1
†} , PhD CStat FFPH ;   Patricia Wright ^{2
†} , PhD ;   Paul Kinnersley ^{1
†} , PhD ;   Jeff Griffiths ^{3
†} , PhD ;   Mari Jones ^{3
†} , PhD ;   Janet Williams ^{3
†} , PhD ;   Richard Grol ^{4
†} , PhD ;   Glyn Elwyn ^{1
†} , BA MB BCh MSc FCRGP PhD

¹ Department of Primary Care and Public Health, School of Medicine, Cardiff University, Cardiff, United Kingdom

² School of Psychology, Cardiff University, Cardiff, United Kingdom

³ School of Mathematics, Cardiff University, Cardiff, United Kingdom

⁴ IQ Scientific Institute for Quality in Healthcare, Radboud University, Nijmegen, Netherlands

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