Marco Lau|H. Sutherland Campbell|Tricia S. Tang|Darby J. S. Thompson|Tom Elliott
Impact of Patient Use of an Online Patient Portal on Diabetes Outcomes
University of British Columbia|University of British Columbia|University of British Columbia
assess effect patient use online patient portal diabetes outcomespatients included diabetes newly referred vancouverbased tertiary care diabetologist april 2008 october 2012 patient assessed diabetologist received initial diabetes education referred necessary education selfmanagement training patients provided email address registration invited open online patient portal account portal provided access diabetes education material personal laboratory values messaging system allowing communication diabetologist staff patients logged 1 times defined portal users n50 patients never logged portal defined nonusers n107 a1c measured 2 time points baseline ie initial inclinic visit last follow visit less 6 months 2 years initial visit usership selfselected propensity score matching used create comparable usernonuser groups based available baseline covariatescompared nonusers higher proportion users achieved a1c 7 follow 56 vs 32 p0031accessing online patient portal associated improved glycemic control