Program implementation and effectiveness of a national workplace physical activity intervention: UPnGO with ParticipACTION.
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Abstract
INTERVENTION UPnGO with ParticipACTION UPnGO is a 6 week workplace physical activity PA initiative aiming to increase habitual PA steps during the workday Core intervention components included 1 self monitoring of steps and action planning behaviours using a Web mobile app with incentives and 2 organizational support which included senior management s role modeling and endorsement of the program RESEARCH QUESTION What is the effectiveness and levels of implementation of the UPnGO intervention What is the relationship between effectiveness and levels of implementation METHODS A single arm pre post test study design was used Participants were 660 employees from nine organizations who had valid step data and complete socio demographic information at baseline The primary outcome mean daily steps was assessed by Garmin VivoFit Using the usage data from the UPnGO web based system a composite score for levels of implementation was calculated based on participant s compliance with the self monitoring component and senior management s role modeling Associations of interest were analyzed using linear mixed effects models RESULTS Levels of implementation were highly variable across organizations mean 68 22 18 75 range 19 8 to 100 A significant Time Implementation IM status interaction effect was observed When stratified by IM status a significant increase in mean daily steps at week 6 was found among participants in the high 540 01 202 69 p 0 011 but not low 81 54 291 96 p 0 78 implementation group CONCLUSION Findings suggest significant intervention effects in increasing average daily steps among participants who were exposed to optimal levels of implementation 70 UPnGO may be a scalable workplace PA intervention at a national level although this needs further verification with more rigorous study designs