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Online, Interactive Option Grid Patient Decision Aids and their Effect on User Preferences
Peter Scalia1, Marie-Anne Durand1, Jan Kremer2
1The Dartmouth Institute for Health Policy and Clinical Practice, Dartmouth College, One Medical Center Drive, Lebanon, NH, USA (PS, MD, GE).
Summary
Patient decision aids can change healthcare preferences. Information on treatment risks and options, particularly for breast cancer and statins, significantly influenced user choices toward more risk-averse decisions.
Area of Science:
- Health decision-making
- Patient engagement
- Medical informatics
Background:
- Patient decision aids (PDAs) are known to influence healthcare preferences.
- However, the specific attributes within PDAs that drive these preference shifts remain underexplored.
Purpose of the Study:
- To investigate how people's preferences change when using PDAs for five distinct health decisions.
- To identify which frequently asked questions (FAQs) within interactive Option Grid decision aids contribute to preference shifts.
- To determine which FAQs are rated as most important by users when comparing health options.
Main Methods:
- Utilized interactive Option Grid decision aids allowing users to explore option attributes, rate importance, and state preferences pre- and post-use.
- Employed McNemar-Bowker paired tests to compare pre-post preference shifts.
- Conducted multinomial logistic regressions to explore associations between covariates and preference shifts.
Main Results:
- A total of 626 users completed decision aids for Amniocentesis, Angina, Breast Cancer, Prostate Specific Antigen (PSA) testing, and Statins.
- Decision aids for breast cancer, PSA testing, and statins demonstrated significant preference shifts.
- Preference shifts were commonly associated with the presentation of treatment option descriptions and their associated risks.
Conclusions:
- The use of decision aids can lead to shifts in user preferences for certain health decisions.
- Users tend to prioritize information regarding risks and subsequently opt for more risk-averse choices after using interactive decision aids.
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