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Published on: August 24, 2019
Self-Determined Motivation and Physical Activity in Chronic Obstructive Pulmonary Disease
Larissa Guimarães Paiva1, Nara Batista de Souza1, Vitória Abraão de Lima2
1Graduate Program in Health, Faculty of Medicine, Federal University of Juiz de Fora, Juiz de Fora, Minas Gerais, Brazil.
The Clinical Respiratory Journal
|July 1, 2026
Summary
Self-determined motivation is linked to better physical activity in Chronic Obstructive Pulmonary Disease (COPD). Autonomous motivation, like integrated regulation, boosts daily steps and reduces sedentary time in COPD patients.
Area of Science:
- Exercise Science
- Pulmonary Rehabilitation
- Behavioral Medicine
Background:
- Chronic Obstructive Pulmonary Disease (COPD) is linked to decreased physical activity, impacting patient prognosis and quality of life.
- Self-Determination Theory (SDT) highlights the role of motivation quality in sustaining behavior, but its application in COPD requires further investigation.
Purpose of the Study:
- To investigate the relationship between different types of exercise motivation and objectively measured physical activity and sedentary behavior in individuals with COPD.
- To explore the impact of autonomous motivation on physical activity levels and sedentary behavior in COPD patients.
Main Methods:
- A cross-sectional study involving 50 community-dwelling individuals with COPD (GOLD stages 2-3).
- Motivation assessed using the Behavioral Regulation in Exercise Questionnaire (BREQ-3) and Self-Determination Index (SDI).
- Physical activity and sedentary behavior measured using ActiGraph GT3X accelerometers; data analyzed with Spearman correlations and hierarchical multiple linear regression.
Main Results:
- Integrated regulation and intrinsic motivation positively correlated with light and total physical activity, and daily step count.
- Higher Self-Determination Index was associated with increased daily steps but not significantly with sedentary time.
- Hierarchical regression revealed integrated regulation independently predicted higher daily step count, while higher self-determination independently predicted lower sedentary time.
Conclusions:
- Autonomous motivation, particularly integrated regulation, is associated with more favorable physical activity patterns in COPD.
- Findings suggest that fostering autonomous motivation is crucial for promoting active lifestyles in individuals with COPD.
- Interventions targeting self-determined motivation may enhance physical activity and reduce sedentary behavior in COPD management.
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