Successful promotion of physical activity among students of medicine through motivational interview and Web-based intervention

Background Regular physical activity supports healthy behavior and contributes to the reduction of preventable diseases. Students in their social transition period are the ideal groups for interventions. The higher education period, associated with demanding changes and poor time management, results...

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Main Authors: Dubravka Mandic, Vesna Bjegovic-Mikanovic, Dejana Vukovic, Bosiljka Djikanovic, Zeljka Stamenkovic, Nebojsa M. Lalic
Format: Article
Language:English
Published: PeerJ Inc. 2020-07-01
Series:PeerJ
Subjects:
Online Access:https://peerj.com/articles/9495.pdf
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author Dubravka Mandic
Vesna Bjegovic-Mikanovic
Dejana Vukovic
Bosiljka Djikanovic
Zeljka Stamenkovic
Nebojsa M. Lalic
author_facet Dubravka Mandic
Vesna Bjegovic-Mikanovic
Dejana Vukovic
Bosiljka Djikanovic
Zeljka Stamenkovic
Nebojsa M. Lalic
author_sort Dubravka Mandic
collection DOAJ
description Background Regular physical activity supports healthy behavior and contributes to the reduction of preventable diseases. Students in their social transition period are the ideal groups for interventions. The higher education period, associated with demanding changes and poor time management, results in a low level of physical activity. In this age, social media usually are a suitable channel of communication and multicomponent interventions are the most desirable. It has not been sufficiently investigated how effective a Web-based approach is among university students when it comes to physical activity in the long-term period. We combined a Web-based approach with motivational interviews and tested these two interventions together and separate to assess their impact on improving the physical activity of medical students 1 year after the intervention. Methods All 514 first-year students at the Faculty of Medicine in Belgrade were invited to fill in a baseline questionnaire. Also, they underwent measurement of weight, height and waist circumference. After that, students selected a 6 months intervention according to their preference: Intervention through social media (Facebook) (Group 1) or combined with a motivational interview (Group 2). Group 3 consisted of students without any intervention. One year after completion of the 6 months intervention period, all students were invited to a second comprehensive assessment. Analyses were performed employing a wide range of statistical testing, including direct logistic regression, to identify determinants of increased physical activity measured by an average change of Metabolic Equivalent of Task (MET). This outcome measure was defined as the difference between the values at baseline and one year after completion of the 6 months intervention period. Results Due to a large number of potential determinants of the change of MET, three logistic regression models considered three groups of independent variables: basic socio-demographic and anthropometric data, intervention and willingness for change, and health status with life choices. The only significant model comprised parameters related to the interventions (p < 0.001). It accurately classified 73.5% of cases. There is a highly significant overall effect for type of intervention (Wald = 19.5, df = 2, p < 0.001) with high odds for the increase of physical activity. Significant relationship between time and type of intervention also existed (F = 7.33, p < 0.001, partial η2 = 0.091). The influence of both factors (time and interventions) led to a change (increase) in the dependent variable MET. Conclusion Our study confirmed the presence of low-level physical activity among students of medicine and showed that multicomponent interventions have significant potential for positive change. The desirable effects of the Web-based intervention are higher if an additional booster is involved, such as a motivational interview.
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spelling doaj.art-c89a309df3174ad9b9f94649d4104e072023-12-03T11:05:39ZengPeerJ Inc.PeerJ2167-83592020-07-018e949510.7717/peerj.9495Successful promotion of physical activity among students of medicine through motivational interview and Web-based interventionDubravka Mandic0Vesna Bjegovic-Mikanovic1Dejana Vukovic2Bosiljka Djikanovic3Zeljka Stamenkovic4Nebojsa M. Lalic5University of Belgrade, Faculty of Medicine, Centre School of Public Health and Management, Belgrade, SerbiaUniversity of Belgrade, Faculty of Medicine, Centre School of Public Health and Management, Belgrade, SerbiaUniversity of Belgrade, Faculty of Medicine, Centre School of Public Health and Management, Belgrade, SerbiaUniversity of Belgrade, Faculty of Medicine, Institute of Social Medicine, Belgrade, SerbiaUniversity of Belgrade, Faculty of Medicine, Institute of Social Medicine, Belgrade, SerbiaUniversity of Belgrade, Faculty of Medicine; Clinic for Endocrinology, Diabetes and Metabolic Diseases, Belgrade, SerbiaBackground Regular physical activity supports healthy behavior and contributes to the reduction of preventable diseases. Students in their social transition period are the ideal groups for interventions. The higher education period, associated with demanding changes and poor time management, results in a low level of physical activity. In this age, social media usually are a suitable channel of communication and multicomponent interventions are the most desirable. It has not been sufficiently investigated how effective a Web-based approach is among university students when it comes to physical activity in the long-term period. We combined a Web-based approach with motivational interviews and tested these two interventions together and separate to assess their impact on improving the physical activity of medical students 1 year after the intervention. Methods All 514 first-year students at the Faculty of Medicine in Belgrade were invited to fill in a baseline questionnaire. Also, they underwent measurement of weight, height and waist circumference. After that, students selected a 6 months intervention according to their preference: Intervention through social media (Facebook) (Group 1) or combined with a motivational interview (Group 2). Group 3 consisted of students without any intervention. One year after completion of the 6 months intervention period, all students were invited to a second comprehensive assessment. Analyses were performed employing a wide range of statistical testing, including direct logistic regression, to identify determinants of increased physical activity measured by an average change of Metabolic Equivalent of Task (MET). This outcome measure was defined as the difference between the values at baseline and one year after completion of the 6 months intervention period. Results Due to a large number of potential determinants of the change of MET, three logistic regression models considered three groups of independent variables: basic socio-demographic and anthropometric data, intervention and willingness for change, and health status with life choices. The only significant model comprised parameters related to the interventions (p < 0.001). It accurately classified 73.5% of cases. There is a highly significant overall effect for type of intervention (Wald = 19.5, df = 2, p < 0.001) with high odds for the increase of physical activity. Significant relationship between time and type of intervention also existed (F = 7.33, p < 0.001, partial η2 = 0.091). The influence of both factors (time and interventions) led to a change (increase) in the dependent variable MET. Conclusion Our study confirmed the presence of low-level physical activity among students of medicine and showed that multicomponent interventions have significant potential for positive change. The desirable effects of the Web-based intervention are higher if an additional booster is involved, such as a motivational interview.https://peerj.com/articles/9495.pdfPhysical activityUniversity studentsWeb-based interventionMotivational interviewMulticomponent intervention
spellingShingle Dubravka Mandic
Vesna Bjegovic-Mikanovic
Dejana Vukovic
Bosiljka Djikanovic
Zeljka Stamenkovic
Nebojsa M. Lalic
Successful promotion of physical activity among students of medicine through motivational interview and Web-based intervention
PeerJ
Physical activity
University students
Web-based intervention
Motivational interview
Multicomponent intervention
title Successful promotion of physical activity among students of medicine through motivational interview and Web-based intervention
title_full Successful promotion of physical activity among students of medicine through motivational interview and Web-based intervention
title_fullStr Successful promotion of physical activity among students of medicine through motivational interview and Web-based intervention
title_full_unstemmed Successful promotion of physical activity among students of medicine through motivational interview and Web-based intervention
title_short Successful promotion of physical activity among students of medicine through motivational interview and Web-based intervention
title_sort successful promotion of physical activity among students of medicine through motivational interview and web based intervention
topic Physical activity
University students
Web-based intervention
Motivational interview
Multicomponent intervention
url https://peerj.com/articles/9495.pdf
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