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The role of social relationships for health-protective behaviors

How social groups influence adherence to health-protective behaviors: A computer game experiment

Status
Active, not recruiting
Phases
Unknown
Study type
Interventional
Source
ISRCTN
Registry ID
ISRCTN97703902
Enrollment
1200
Registered
2025-02-06
Start date
2025-03-14
Completion date
Unknown
Last updated
2026-06-22

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

Conditions

Adherence to health-protective behaviors Other

Interventions

Study 3a Study 3a will experimentally manipulate social identity using a virtual social group in a between-subjects design. Participants are randomly assigned to three groups: (1) high social identity

Sponsors

University of Zurich
Lead Sponsor

Eligibility

Sex/Gender
All
Age
18 Years to 100 Years

Inclusion criteria

Inclusion criteria: 1. Fluent in German 2. 18 years or older 3. Access to the internet and a PC

Exclusion criteria

Exclusion criteria: Not meeting the participant inclusion criteria

Design outcomes

Primary

MeasureTime frame
1. Social identity with the virtual group is measured (1) behaviorally with a resource allocation task once every 15 minutes, (2) self-reported with four items from Doosje et al., 1998, once after each game session (i.e., after 30 minutes). 2. Adherence to wearing the goggles will be measured by (1) self-reported adherence intentions once after reading a vignette, (2) behavioral measures throughout the game. 3. Adherence to taking the bath will be measured by (1) self-reported adherence intentions once after reading a vignette, (2) behavioral measures throughout the game.

Secondary

MeasureTime frame
There are no secondary outcome measures

Countries

Austria, Germany, Switzerland

Contacts

Public ContactSophie Louise;Urte Kittelberger;Scholz

;

s.kittelberger@psychologie.uzh.ch;urte.scholz@psychologie.uzh.ch+41 44 635 71 94;+41 44 635 72 50

Outcome results

None listed

Source: ISRCTN (via WHO ICTRP) · Data processed: Jun 29, 2026