Validation of the vignette-based German Exercise Causality Orientation Scale (G-ECOS)
Lena Busch1, Till Utesch1, Bernd Strauss1
1Department of Sport Psychology, Institute of Sport and Exercise Sciences, University of Münster, Horstmarer Landweg, Münster, Germany.
Plos One
|October 11, 2019
Summary
A new German questionnaire assesses exercise causality orientations, crucial for understanding motivation in health behaviors. This tool helps predict and analyze exercise initiation and maintenance.
Area of Science:
- Psychology
- Behavioral Science
- Health Science
Background:
- Self-Determination Theory (SDT) explains behavior across contexts.
- Causality orientations (autonomy, control, impersonal) are key to exercise initiation and maintenance.
- A validated German scale for exercise causality orientations was previously unavailable.
Purpose of the Study:
- Translate the Exercise Causality Orientations Scale (ECOS) into German.
- Validate the German version (G-ECOS) across multiple studies.
- Examine relationships between exercise causality orientations and SDT constructs.
Main Methods:
- Cross-validation of the German G-ECOS questionnaire using confirmatory factor analyses in two independent samples.
- Study 1 (N=306) and Study 2 (N=320) confirmed good model fits.
- Study 3 (N=548) explored correlations between G-ECOS subscales and other SDT-related variables.
Main Results:
- Confirmatory factor analyses supported the G-ECOS structure in both validation samples (CFI=.96 and .95).
- Positive correlations were found between autonomy causality orientation and intrinsic regulation, intrinsic exercise goals, and basic needs satisfaction.
- The German scale effectively measures exercise causality orientations.
Conclusions:
- The validated German G-ECOS questionnaire provides a reliable tool for assessing exercise causality orientations.
- Understanding these orientations can enhance the analysis and prediction of motivated exercise behavior.
- This contributes to the application of Self-Determination Theory in exercise psychology research.
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