Robert A. Bailey|Michael Pfeifer|Alicia C. Shillington|Qing Harshaw|Martha M. Funnell|Jeffrey VanWingen|Nananda F. Col
Effect of a patient decision aid (PDA) for type 2 diabetes on knowledge, decisional self-efficacy, and decisional conflict
Janssen (United States)|Janssen (United States)|Epi-Q (United States)|Epi-Q (United States)|University of Michigan–Ann Arbor|Retina Specialists of Michigan
patients type 2 diabetes t2dm often poor glycemic control firstline pharmacologic therapy require treatment intensification intensification decisions difficult many available options many benefits risks american diabetes association recommends patientcentered evidencebased tools supporting shared decisionmaking patients clinicians developed patient decision aid pda targeting decisions treatment intensification t2dm objective determine effectiveness pda patients t2dm metformin require treatment intensification study pragmatic randomized controlled trial conducted 27 us primary care endocrinology clinics subjects englishspeaking adults t2dm receiving metformin persistent hyperglycemia recommended consider medication intensification subjects randomized receive either pda usual care uc main outcome measures change knowledge decisional selfefficacy decisional conflict 225 subjects enrolled 114 randomized pda 111 uc mean sd age 52 1 years time since t2dm diagnosis 6 6 years 453 male 555 noncaucasian compared uc pda users significantly larger knowledge gains 350 223 vs 99 222 p 00001 larger improvements selfefficacy 37 167 vs39 192 p 00001 decisional conflict 222 206 vs75 166 p 00001 pda resulted substantial significant improvements knowledge decisional conflict decisional selfefficacy decisional conflict scores pda use within range correlates effective decisionmaking pda potential facilitate shareddecisionmaking patients t2dm nct02110979