Purpose: To examine the impact of a personal health record (PHR) on medication use safety among older adults. Background: Online PHRs have potential as tools to manage health information. We know little about how to make PHRs accessible for older adults and what effects this will have. Methods: A PHR was designed and pretested with older adults and tested in a six-month randomized controlled trial. After completing mailed baseline questionnaires, eligible computer users aged 65 and over were randomized 3:1 to be given access to a PHR (n=802) or serve as a standard care control group (n=273). Follow-up questionnaires measured change from baseline medication use, medication reconciliation behaviors, and medication management problems.
Study Type
INTERVENTIONAL
Allocation
RANDOMIZED
Purpose
HEALTH_SERVICES_RESEARCH
Masking
NONE
Enrollment
1,163
Iowa PHR is a Web-based application that features a tabbed interface design. Users can enter, view, and print their current and past medicines, allergies, health conditions, and health event tracking over time. An embedded tutorial video provides assistance with the system. The PHR was developed and refined using participatory design and focus group sessions as well as evaluation in a usability laboratory. The resulting design emphasizes the reduction of physical and cognitive demands on users, focusing on simplicity, readability, and quick navigation. Iowa PHR displayed a message when a user entered a medication with an associated Assessing Care of Vulnerable Elders project (ACOVE-3) safety concern. This included 16 safety issues for 12 drugs or drug classes with safety concerns. We also adapted four general medication use patient safety indicators from the ACOVE project and displayed them to all users on a rotating basis upon login.
University of Iowa
Iowa City, Iowa, United States
Mean (SD) number of prescription drugs
Time frame: Baseline and 6 months
Mean (SD) number of over-the-counter drugs
Time frame: Baseline and 6 months
Any change in medication use in past 3 months
Time frame: Baseline and 6 months
Started prescription drug
Time frame: Baseline and 6 months
Stopped prescription drug
Time frame: Baseline and 6 months
Changed strength/dose of prescription drug
Time frame: Baseline and 6 months
Keep list of current medications
Time frame: Baseline and 6 months
Reason for medications on list
Time frame: Baseline and 6 months
Usually shows medication list to doctor
Time frame: Baseline and 6 months
Put over-the-counter drugs on list
Time frame: Baseline and 6 months
Updated list in past 3 months
Time frame: Baseline and 6 months
At last doctor visit, asked whether keep a medication list
Time frame: Baseline and 6 months
At last doctor visit, had medication list
Time frame: Baseline and 6 months
At last doctor visit showed medication list
Time frame: Baseline and 6 months
Someone asked about medication strength at last doctor visit (for all medications)
Time frame: Baseline and 6 months
Someone asked about medication strength at last doctor visit (for some medications)
Time frame: Baseline and 6 months
At last doctor visit, doctor compared records with what patient said they were taking
Time frame: Baseline and 6 months
At last doctor visit, differences found between doctor and patient medication records
Time frame: Baseline and 6 months
Use of potentially inappropriate medications (ACOVE)
List of potentially inappropriate medications derived from the Assessing Care of Vulnerable Elders project (ACOVE-3) Shrank WH, Polinski JM, Avorn J. Quality Indicators for Medication Use in Vulnerable Elders. J Am Geriatr Soc 2007;55:S373-S382.
Time frame: Baseline and 6 months
Taking 2 or more NSAIDS (including aspirin)
Time frame: Baseline and 6 months
Mean (SD) number of medication management problems
Time frame: Baseline and 6 months
Knows how to recognize side effects
Time frame: 6 months
Medication side effects in past 3 months
Time frame: Baseline and 6 months
Mean (SD) modified Morisky adherence score
Time frame: Baseline and 6 months
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