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Impact of Visualization Format and Navigational Options on Laypeople’s Perception and Preference of Surgery Information Videos: Randomized Controlled Experiment and Online Survey

Impact of Visualization Format and Navigational Options on Laypeople’s Perception and Preference of Surgery Information Videos: Randomized Controlled Experiment and Online Survey

Status
Active, not recruiting
Phases
Unknown
Study type
Interventional
Source
DRKS
Registry ID
DRKS00016003
Enrollment
160
Registered
2018-11-20
Start date
2017-10-10
Completion date
Unknown
Last updated
2026-08-03

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Healthy participants, who were faced with a hypothetical decision situation (cruciate ligament rupture, decision about a treatment)

Interventions

Group 1: All participants watched an information video about a surgery (cruciate ligament rupture). Group 1: realistic video (showing real pictures) Group 2: schematic video (showing animated picture

Sponsors

Leibniz-Wissenschaftscampus "Cognitive Interfaces"
Lead Sponsor

Eligibility

Sex/Gender
All
Age
18 Years to No maximum

Inclusion criteria

Inclusion criteria: 1. Registered in the participant database of the Leibniz-Institut fuer Wissensmedien (voluntary and open to everyone who is interested to participate in psychological studies) 2. Age: 18 or older 3. Fluent in the German language 4. Agreement to watch a medical video (in the invitation and in the informed consent form participants were made aware that they might watch a video demonstrating the surgery on a body donor)

Exclusion criteria

Exclusion criteria: 1. Medical or sports students and people working in a medical profession 2. Age: younger than 18 3. not fluent in the German language

Design outcomes

Primary

MeasureTime frame
All outcomes were measured with questionaires on a computer. - Certainty regarding the decison for or against a surgery (measured before and after watching the information video): 5 items, self-constructed, 5-point Likert scale - Emotions (measured after watching the video): subscales fear and disgust, with 3 items each from the modified Differential Affect Scale, on a 5-point Likert scale - Attitude toward the surgery (measured before and after watching the video): 4 bipolar items on a 7-point scale, from Marteau et al. (2001) - Factual knowledge (measured after watching the video): 5 items, self-constructed, multiple choice or entry of a single word/number - Procedural knowledge (measured after watching the video): sorting task, self-constructed

Secondary

MeasureTime frame
- Hypothetical decison for or against a surgery (measured before and after watching the video): 1 item, self-constructed, 5-point Likert scale - General evaluation of the video (measured after watching the video): 4 items, self-constructed

Countries

Germany

Contacts

Public ContactMarie Eggeling

Leibniz-Institut für Wissensmedien

m.eggeling@iwm-tuebingen.de00497071979280

Outcome results

None listed

Source: DRKS (via WHO ICTRP) · Data processed: Aug 9, 2026