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卷烟购买任务的有效性和可靠性,当参与者的卷烟消费不受限制时

Ryan Redner¹, Paige Boydston¹, Rachel Krilcich¹

¹School of Psychological and Behavioral Sciences, Southern Illinois University, Carbondale.

Experimental and clinical psychopharmacology

|August 29, 2024

概括

香烟购买任务 (CPT) 可靠地衡量人们愿意为香烟支付多少钱,即使他们得到免费样品. 这项研究验证了CPT用于评估吸烟行为和增强价值.

科学领域:

行为经济学是一种行为经济学.
成研究研究成研究
心理测量心理测量心理测量

背景情况:

假设的购买任务是评估香烟等物质的增强价值的有效工具.
评估这些任务的有效性对于准确测量物质使用行为至关重要.

研究的目的:

评估香烟购买任务 (CPT) 的有效性和可靠性.
检查CPT在免费供应条件下测量香烟的增强价值的能力.

主要方法:

9名参与者获得了8周的免费香烟,并每周完成一次CPT.
线性回归分析了CPT需求指数与每日香烟消费之间的关联.
类间相关系数评估了会议之间的测试-重新测试可靠性.

主要成果:

在CPT需求指数和吸烟率之间发现了显著的关联,支持有效性.
需求强度显示出最强的有效性证据,其次是Omax,Pmax,断点和α.
大多数CPT指数显示,随着时间的推移,测试-重新测试可靠性良好至卓越.

结论:

香烟购买任务证明了构造的有效性和时间稳定性.
即使在经济约束最小的条件下,CPT的研究结果也可靠,这支持其在成研究中的应用.

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