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A longitudinal study on the relationship between delusional ideation and social network
Natalie Marks1, Emma Herms1, Krista Wisner2
1Department of Department of Psychological & Brain Sciences, Indiana University, United States of America.
Schizophrenia Research
|August 3, 2025
Summary
Delusional ideation (DI) predicts a decline in social network quality over time. Emotion regulation strategies like suppression did not moderate this relationship, though suppression itself negatively impacted social networks.
Area of Science:
- Psychiatry
- Psychology
- Social Science
Background:
- Understanding the temporal link between delusional ideation (DI) and social networks is crucial for timely interventions.
- Emotion regulation strategies, often impaired in individuals with DI, are vital for social connection and may influence the DI-social network relationship.
Purpose of the Study:
- To investigate the temporal relationship between DI and social network quality.
- To explore whether emotion regulation strategies (suppression, reappraisal) moderate this relationship.
Main Methods:
- Longitudinal analysis of a community sample (N=112).
- Utilized Peter's Delusions Inventory and Social Networking Questionnaire.
- Employed general linear models and moderation analyses with emotion regulation data.
Main Results:
- Delusional ideation (DI) significantly predicted a decrease in social network quality one year later.
- Social network quality did not predict future DI.
- No moderation effect was found for suppression or reappraisal strategies.
Conclusions:
- DI has a directional, negative impact on future social network quality.
- While suppression showed a preliminary negative association with social networks, it was not significant after controlling for baseline social network levels.
- Findings underscore the importance of addressing DI to support social functioning.
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