Medical Illustration Design Characteristic Evaluation
ConditionHealthy
Trial statusRecruiting
Trial phaseNot applicable
Trial typeInterventional
Biological sexAll
Age18+
SponsorNortheastern University
About this trial
The goal of this study is to understand what people understand from medical illustrations, and what meaning and emotions (such as anxiety) they derive from different design elements.
Eligibility criteria
This trial accepts healthy volunteersQualifiers
Over 18 years old
Speaks English or Spanish fluently
Is able to independently consent
Has adequate corrected vision to read patient education documents
Disqualifiers
None
Trial design
Design model
Single group
Treatments tested in this trial
Medical Illustration design
Other interventionWe will test 10 binary design variants for medical illustrations (for example, with and without cut-away, with and without text labels, etc). Specific variants to be identified during first task of project.
Treatment groups
8,200 Participants
are divided into 20 treatment groups20
Treatment groupsSee each treatment group below.
Group A: Medical Illustration Design Distinction 1, version AExperimental treatment 1 intervention
Group B: Medical Illustration Design Distinction 1, version BExperimental treatment 1 intervention
Group C: Medical Illustration Design Distinction 2, version AExperimental treatment 1 intervention
Group D: Medical Illustration Design Distinction 2, version BExperimental treatment 1 intervention
Group E: Medical Illustration Design Distinction 3, version AExperimental treatment 1 intervention
Group F: Medical Illustration Design Distinction 3, version BExperimental treatment 1 intervention
Group G: Medical Illustration Design Distinction 4, version AExperimental treatment 1 intervention
Group H: Medical Illustration Design Distinction 4, version BExperimental treatment 1 intervention
Group I: Medical Illustration Design Distinction 5, version AExperimental treatment 1 intervention
Group J: Medical Illustration Design Distinction 5, version BExperimental treatment 1 intervention
Group K: Medical Illustration Design Distinction 6, version AExperimental treatment 1 intervention
Group L: Medical Illustration Design Distinction 6, version BExperimental treatment 1 intervention
Group M: Medical Illustration Design Distinction 7, version AExperimental treatment 1 intervention
Group N: Medical Illustration Design Distinction 7, version BExperimental treatment 1 intervention
Group O: Medical Illustration Design Distinction 8, version AExperimental treatment 1 intervention
Group P: Medical Illustration Design Distinction 8, version BExperimental treatment 1 intervention
Group Q: Medical Illustration Design Distinction 9, version AExperimental treatment 1 intervention
Group R: Medical Illustration Design Distinction 9, version BExperimental treatment 1 intervention
Group S: Medical Illustration Design Distinction 10, version AExperimental treatment 1 intervention
Group T: Medical Illustration Design Distinction 10, version BExperimental treatment 1 intervention
Trial outcomes
Primary outcomes
1
Knowledge
A multiple-item knowledge test designed to test comprehension of the patient education document
Time frame
Baseline and 30 minutes2
State Anxiety scale from State-Trait Anxiety Inventory
Self-report state anxiety scale from the State-Trait Anxiety Inventory. 20 items, 4-point Likert scale. A higher score indicates more severe anxiety with a potential range from 20 to 80.
Time frame
30 minutesSecondary outcomes
1
Satisfaction with the medical illustration
Likert items to assess satisfaction with the document and illustration
Time frame
30 minutes2
Reading Effort
Likert items to assess perceived effort in reading a document and illustration
Time frame
30 minutes3
Acceptability
Likert items to assess acceptability and appropriateness of the illustration
Time frame
30 minutesSponsors and contacts
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Source ClinicalTrials.gov