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The condom purchase task: A hypothetical demand method for evaluating sexual health decision-making
Justin C Strickland1, Katherine R Marks2, B Levi Bolin2
1Department of Psychiatry and Behavioral Sciences, Johns Hopkins University School of Medicine.
Journal of the Experimental Analysis of Behavior
|February 15, 2020
Summary
Understanding sexual health decisions is key. This study used economic principles to measure condom demand, finding that higher sexually transmitted infection (STI) risk increases condom use intention, especially when free.
Area of Science:
- Behavioral economics
- Health psychology
- Microeconomics
Background:
- Behavioral economic theory, including principles of delay and probability, aids in understanding sexual health decision-making.
- Economic principles like demand, at the intersection of microeconomics and psychology, advance health behavior research.
Purpose of the Study:
- To develop and validate a demand measure for sexual health decision-making.
- To assess the influence of sexually transmitted infection (STI) risk on condom demand.
Main Methods:
- Utilized a commodity purchase task with 438 participants recruited via Amazon Mechanical Turk.
- Assessed hypothetical condom demand at varying prices for sexual partners with differing STI risks.
Main Results:
- Condom demand decreased as price increased, consistent with economic principles.
- Higher partner STI risk correlated with increased intention for condom use at no cost and reduced price sensitivity.
- Price sensitivity was linked to individual factors like alcohol use severity and lower STI knowledge.
Conclusions:
- A condom purchase task effectively measures condom valuation.
- This methodology captures individual differences and contextual risk factors influencing STI transmission.
- The approach offers a potential tool for future sexual health decision-making research.
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