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Sarah Edney, Tim Olds, Jillian Ryan, Ronald Plotnikoff, Corneel Vandelanotte, Rachel Curtis and Carol Maher

to their own teammates than to nonteammates. Methods The current study uses baseline data from participants joining a randomized controlled trial evaluating the efficacy of Active Team, a gamified PA intervention that connects teams of friends to one another via their Facebook account. Full details

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Roger J. Paxton, Jeri E. Forster, Matthew J. Miller, Kristine L. Gerron, Jennifer E. Stevens-Lapsley and Cory L. Christiansen

group as a randomized controlled trial. This evaluation will help in the design of future trials aimed to address the problem of low physical activity after TKA. Based on our findings, we believe that implementation of such an intervention in a future trial is feasible, based on retention rate

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Enzo Iuliano, Giovanni Fiorilli, Giovanna Aquino, Alfonso Di Costanzo, Giuseppe Calcagno and Alessandra di Cagno

factors, environmental and cultural contexts, health status, etc.; Elias, Robbins, & Elias, 1996 ). Furthermore, the lack of high-quality studies does not help to understand the effects of exercise on cognition; for example, the number of randomized controlled trials, involving both healthy and demented

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Emma Renehan, Claudia Meyer, Rohan A. Elliott, Frances Batchelor, Catherine Said, Terry Haines and Dianne Goeman

( Creswell & Plano Clark, 2011 ). This pilot study used a parallel pragmatic randomized controlled trial design for the quantitative component and face-to-face interviews for the qualitative component. The study was conducted within a large nonprofit community home nursing organization in Melbourne

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Angela Maria Hoyos-Quintero and Herney Andrés García-Perdomo

.1080/17477160701520108 17852547 10.1080/17477160701520108 8. Bonvin A , Barral J , Kakebeeke TH , et al . Effect of a governmentally-led physical activity program on motor skills in young children attending child care centers: a cluster randomized controlled trial . Int J Behav Nutr Phys Act . 2013 ; 10 : 90 . PubMed

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Margaret K. Danilovich, David E. Conroy and T. George Hornby

review of randomized controlled trials . BMC Geriatrics, 15 ( 15 ), 154 . PubMed doi:10.1186/s12877-015-0155-4 10.1186/s12877-015-0155-4 Deley , G. , Kervio , G. , Van Hoecke , J. , Verges , B. , Grassi , B. , & Casillas , J.M. ( 2007 ). Effects of a one-year exercise training program in

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Rochelle Rocha Costa, Adriana Cristine Koch Buttelli, Alexandra Ferreira Vieira, Leandro Coconcelli, Rafael de Lima Magalhães, Rodrigo Sudatti Delevatti and Luiz Fernando Martins Kruel

adiponectin levels). These findings corroborate those obtained by Kelley and Kelley, 101 who performed a meta-analysis to examine only randomized controlled trials with progressive ST protocols. The authors found a potential decrease of 5.5 mg·dL −1 in TC levels, which was a smaller reduction than that

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José D. Jiménez-García, Fidel Hita-Contreras, Manuel de la Torre-Cruz, Raquel Fábrega-Cuadros, Agustín Aibar-Almazán, David Cruz-Díaz and Antonio Martínez-Amat

instability ( American Geriatrics Society and British Geriatrics Society, 2011 ; Granacher, Muehlbaue, Zahner, Gollhofer, & Kressig, 2011 ). In recent years, numerous randomized controlled trials on risk factors for falls have been published ( Blank et al., 2011 ; Gillespie et al., 2012 ; Tinetti & Kumar

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James R. Vallerand, Ryan E. Rhodes, Gordan J. Walker and Kerry S. Courneya

peak influence of reflexive processes, as they are theorized as being important influencers of behavioral maintenance. Our study has notable strengths and limitations. The strengths include being the first randomized controlled trial to examine the theoretical mechanisms of exercise behavior change in

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Meltem Dizdar, Jale Fatma Irdesel, Oguzhan Sıtkı Dizdar and Mine Topsaç

strength: A randomized controlled trial . American Journal of Physical Medicine & Rehabilitation, 89 , 549 – 556 . PubMed doi:10.1097/PHM.0b013e3181ddccd2 10.1097/PHM.0b013e3181ddccd2 Cambell , J. , Robertson , C. , Gardner , M. , Norton , R.N. , Tilyard , M.W. , & Buchner , D.M. ( 1997