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Table 2 Matrix of objectives for diet and physical activity changes

From: Development of interventions for an intelligent and individualized mobile health care system to promote healthy diet and physical activity: using an intervention mapping framework

Performance Objectives (PO) Mediators Moderators Proximal performance objectives (PPOs)
PO1: Building intention to change Motivation Risk perception PPO1: Promoting patients to identify cardiovascular risk factors
PPO2: Increasing patients’ awareness of the adverse consequences related to these risk factors
PPO3: Increasing patients’ awareness of the severity of coronary heart disease
Outcome expectations PPO4: Increasing patients’ perception of the benefits for adoption of healthy diet and regular physical activity
PPO5: Increasing patients’ decisiveness and supporting them in establishing an intention to adopt healthy diet and regular physical activity
PO2: Building and enhancing motivation of action taking Motivation Action Self-efficacy PPO6: Helping patients to uncover barriers of diet and physical activity changes
PPO7: Increasing patients’ confidence in diet and physical activity changes through role-modeling
PPO8: Increasing knowledge and skills related to healthy diet and physical activity
PPO9: Correcting patients’ misunderstanding about changing unhealthy diet and physical inactivity
PPO10: Helping patients to recognize their ability to change
PPO11: Decreasing patients’ fear of difficulty in diet and physical activity changes
PPO12: Increasing social support
Action planning PPO13: Making a specific and individualized action plan for diet and physical activity changes with patients, and ensuring patients confirm and accept it.
PPO14: Promoting patients to implement the action plan
PO3: Building and enhancing volition of action maintaining Volition Maintenance Self-efficacy PPO15: Increasing patients’ confidence in maintaining healthy diet and regular physical activity
PPO16: Increasing patients’ perception of physiological responses
PPO17: Helping patients to uncover the barriers in maintaining healthy diet and regular physical activity
PPO18: Increasing patients’ perception of positive experience from healthy diet and regular physical activity changing
PPO19: Increasing patients’ awareness of progress in healthy diet and regular physical activity
Coping planning PPO20: Promoting patients coping with the barriers of maintaining healthy diet and regular physical activity
Behavioral enjoyment PPO18: Increasing patients’ perception of healthy diet and regular physical activity induced positive experience
Effectiveness perception PPO21: Increasing patients’ perceptions about the improvements in physiological indexes from diet and physical activity changes
Social support PPO22: Increasing family-support
PPO23: Increasing peer-support
PPO24: Increasing professional-support
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