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Clinical Trials/NCT05376241
NCT05376241CompletedNot Applicable

Understanding Affective Processing of Scientific Evidence to Promote Informed Choice for Breast Cancer Screening

University of Colorado, Denver1 site in 1 country637 target enrollmentStarted: August 7, 2020Last updated:
Conditions

Trial Snapshot

Phase
Not Applicable
Status
Completed
Enrollment
637
Locations
1
Primary Endpoint
Reactance

Study Overview

Brief Summary

Identify the prevalence and predictors of reactance, self-exemption, disbelief, source derogation in reaction to evidence about mammography benefits and harms, and consequences for decision-making and trust.

Detailed Description

In this study, the goal is to identify the prevalence and predictors of reactance, self-exemption, disbelief, and source derogation in reaction to evidence about mammography benefits and harms, and consequences for decision-making and trust. Research has not yet systematically identified the proportion of women who respond negatively (vs. positively) to evidence about the benefits and harms of mammography screening, or attempted to explain these responses by examining theory-driven predictors. The Investigator will develop and conduct a probability-based nationally representative survey in which mammography evidence is communicated using current best practices in risk communication. The Investigators will identify theory-driven predictors of negative and positive responses to that evidence, and identify consequences of these responses for screening decision-making and trust.

Study Design

Study Type
Observational
Observational Model
Cohort
Time Perspective
Prospective

Eligibility Criteria

Ages
39 Years to 49 Years (Adult)
Sex
Female
Accepts Healthy Volunteers
No

Inclusion Criteria

  • Between 39-49 years of age
  • No history of breast cancer
  • No known BRCA 1/2 mutation

Exclusion Criteria

  • Non-English or Spanish Speaking
  • Persons unable to provide informed consent (e.g. sever dementia or cognitive disability or illiterate
  • History of breast cancer
  • Known BRCA 1/2 mutation

Outcomes

Primary Outcomes

Reactance

Time Frame: 24 hours

In response to mammography evidence, feeling that the information is manipulative or biased. 4 questions total, each on a 7 point Likert scale, with mean scores that range from 1 to 5. Higher mean scores reflect greater reactance.

Disbelief

Time Frame: 24 hours

In response to mammography evidence, feeling that the evidence is not accurate or believable. 4 questions total, each on a 5 point Likert scale, with mean scores that range from 1 to 5. Higher mean score reflects more disbelief in the information.

Source Derogation

Time Frame: 24 hours

In response to mammography evidence, feeling that the source of the evidence is not trustworthy or competent. 4 questions total, each on a 5 point Likert scale, with mean scores that range from 1 to 5. Higher mean score reflects more source derogation.

Self Exemption

Time Frame: 24 hours

Feeling that mammography evidence is not relevant to oneself.34 questions total, each on a 5 point Likert scale, with mean scores that range from 1 to 5. Higher mean scores indicate greater belief that the information is not self relevant.

Screening Intentions

Time Frame: 24 hours

Intentions to engage in mammography screening. Options will include: 1. I am planning to start/continue having regular mammograms this year. 2. I am planning to wait until I'm older but before age 50 to have my first/next mammogram. 3. I am planning to wait until I am 50 to have my first/next mammogram. 4. I am not planning to have a mammogram in the future at any age

Secondary Outcomes

  • Medical Mistrust Scale (Eaton et al., 2015)(24 hours)

Investigators

Sponsor Class
Other
Responsible Party
Sponsor

Study Sites (1)

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