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Updated: Oct 31, 2025
11:13
The Social Dimension of Stress: Experimental Manipulations of Social Support and Social Identity in the Trier Social Stress Test
Published on: November 19, 2015
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How both partners' individual differences, stress, and behavior predict change in relationship satisfaction:
James K McNulty1, Andrea L Meltzer2, Lisa A Neff3
1Department of Psychology, Florida State University, Tallahassee, FL 32306; mcnulty@psy.fsu.edu.
Summary
Individual qualities and behaviors predict marital satisfaction, but stress experienced by both partners significantly influences this relationship. This highlights the complex interplay affecting relationship longevity.
Area of Science:
- Psychology
- Sociology
- Relationship Science
Background:
- The Vulnerability-Stress-Adaptation (VSA) model is a prominent framework for understanding relationship satisfaction.
- Longitudinal data are crucial for examining changes in relationship dynamics over time.
Purpose of the Study:
- To test the VSA model's predictions regarding marital satisfaction using pooled longitudinal data.
- To investigate the roles of individual qualities, behavioral exchanges, and stress in relationship satisfaction.
Main Methods:
- Pooled data from 10 longitudinal studies involving 1,104 married couples.
- Assessed neuroticism, attachment anxiety/avoidance, observed engagement/opposition, stress, and marital satisfaction.
- Employed statistical modeling to analyze mediation and moderation effects.
Main Results:
- Individual and partner qualities predicted relationship satisfaction changes, mediated by observed behaviors.
- Partner stress moderated the association between behaviors and changes in marital satisfaction.
- Stress significantly influenced how enduring qualities and behaviors predicted relationship satisfaction.
Conclusions:
- Couple members' qualities shape behavioral exchanges, which in turn influence relationship satisfaction.
- Both partners' stress levels critically determine the impact of qualities and behaviors on relationship satisfaction.
- The interplay of qualities, stress, and behavior explains variations in observed relationship satisfaction trajectories.
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