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临床试验/NCT04632030
NCT04632030已完成不适用

Shrinking the Size of the Tobacco Power Wall and Restricting the Number of Tobacco Products Displayed to Reduce Adolescent Tobacco Use

RAND2 个研究点 分布在 1 个国家目标入组 275 人开始时间: 2020年10月30日最近更新:
适应症

试验速览

阶段
不适用
状态
已完成
发起方
RAND
入组人数
275
试验地点
2
主要终点
Proportion at Risk for Cigarette Smoking

研究概览

简要总结

The overall aim of this research is to experimentally evaluate the extent to which reducing the size of the tobacco power wall and the number of tobacco product units displayed influences tobacco use risk in adolescents.

详细描述

This experiment will take place in the RAND StoreLab (RSL), a life-sized replica of a convenience store that we developed to evaluate how altering aspects of tobacco promotion at POS influences tobacco use risk during simulated shopping experiences. The study will use a between-subjects design, in which adolescents are randomly assigned to shop in the RSL under one of three conditions: (1) Large power wall/ multiple product units displayed; (2) Medium-sized power wall/multiple product units displayed; and (3) Small power wall/single product units displayed. We will consider the effect of these power wall alterations on risk of use of four classes of tobacco products: cigarettes, electronic nicotine delivery devices, cigarillos, and smokeless tobacco.

研究设计

研究类型
Interventional
分配方式
Randomized
干预模型
Parallel
主要目的
Prevention
盲法
Single (Participant)

入排标准

年龄范围
11 Years 至 20 Years(Child, Adult)
性别
All
接受健康志愿者

入选标准

  • between the ages of 11 and 20

排除标准

  • any medical or psychological condition that would make participation in the procedures of the study difficult (based on self-report).

结局指标

主要结局

Proportion at Risk for Cigarette Smoking

时间窗: within 5 minutes of the intervention

A two item self-report assessment: 1) If one of your best friends offered you an unflavored cigarette would you use it? 2) If one of your best friends offered you a menthol cigarette would you use it? Responses to each item are made on a 10-point scale where 1 = definitely not; and 10 = definitely yes and responses across the two items are summed for a total scale score. Total scale scores are dichotomized: scores of 2 are coded as '0' (no risk) and any score greater than 2 is coded as '1' (at risk). Outcome is proportion at risk of cigarette smoking (number of participants at risk over number of participants within condition).

Proportion at Risk of Using Smokeless Tobacco

时间窗: within 5 minutes of the intervention

A three item self report assessment: : 1) If one of your best friends offered you unflavored smokeless tobacco would you use it? 2) If one of your best friends offered you smokeless tobacco flavored with flavored with menthol, mint, spearmint, or wintergreen would you use it? 3) If one of your best friends offered you smokeless tobacco flavored with fruit would you use it? Responses to each item are made on a 10-point scale where 1 = definitely not; and 10 = definitely yes and responses across the three items are summed for a total scale score. Total scale scores are dichotomized: scores of 3 are coded as '0' (no risk) and any score greater than 3 is coded as '1' (at risk).Outcome is proportion at risk of smokeless tobacco use (number of participants at risk over number of participants within condition).

Proportion at Risk of Using Electronic Nicotine Delivery Devices (ENDS)

时间窗: within 5 minutes of the intervention

A three item, self-report assessment: 1) If one of your best friends offered you an unflavored vaping product would you use it? 2) If one of your best friends offered you a vaping product flavored with menthol or mint, would you use it? 3) If one of your best friends offered you a vaping product flavored with fruit, candy, alcohol or non-alcohol drink, or some other sweet flavor, would you use it? Responses to each item are made on a 10-point scale where 1 = definitely not; and 10 = definitely yes and responses across the three items are summed for a total scale score. Total scale scores are dichotomized: scores of 3 are coded as '0' (no risk) and any score greater than 3 is coded as '1' (at risk). Outcome is proportion at risk of ENDS use (number of participants at risk over number of participants within condition).

Proportion at Risk of Using Little Cigar/Cigarillos (LCC)

时间窗: within 5 minutes of the intervention

A three item, self report assessment: 1) If one of your best friends offered you an unflavored cigarillos/filtered cigar would you use it? 2) If one of your best friends offered you a cigarillos/filtered cigar flavored with menthol or mint would you use it? 3) If one of your best friends offered you a cigarillos/filtered cigar flavored with fruit, candy, alcohol, or some other sweet flavor, would you use it? Responses to each item are made on a 10-point scale where 1 = definitely not; and 10 = definitely yes and responses across the three items are summed for a total scale score. Total scale scores are dichotomized: scores of 3 are coded as '0' (no risk) and any score greater than 3 is coded as '1' (at risk). Outcome is proportion at risk of LCC use (number of participants at risk over number of participants within condition).

次要结局

未报告次要终点

研究者

发起方
RAND
申办方类型
Other
责任方
Principal Investigator
主要研究者

William Shadel

Senior Behavioral Scientist

RAND

研究点 (2)

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