1 Associations of partnering transition and socioeconomic mobility with a four-year change in daily steps among Finnish adults Kasper Salin 1* , Kasper.salin@jyu.fi Mirja Hirvensalo 1 , mirja.hirvensalo@jyu.fi Anna Kankaanpää 2 , anna.kankaanpaa@likes.fi Costan G Magnussen 3, 4 , cmagnuss@utas.edu.au Risto Telama 1 , risto.r.telama@jyu.fi Xiaolin Yang 2 , xiaolin.yang@likes.fi Nina Hutri-Kähönen 5 , nina.hutri-kahonen@uta.fi Jorma Viikari 3 , jorma.viikari@uta.fi Olli T. Raitakari 3 , olli.raitakari@utu.fi Tuija H. Tammelin 2 tuija.tammelin@likes.fi 1 Faculty of Sport & Health Sciences, University of Jyväskylä, Finland; 2 LIKES Research Center for Physical Activity and Health, Jyväskylä, Finland; 3 Research Centre of Applied and Preventive Cardiovascular Medicine and Departments of Clinical Physiology and Internal Medicine, University of Turku and Turku University Central Hospital, Turku, Finland; 4 Menzies Institute for Medical Research, University of Tasmania, Hobart, Australia; 5 Department of Pediatrics, University of Tampere and Tampere University Hospital, Tampere, Finland * Corresponding author: Kasper Mäkelä, Kasper.salin@jyu.fi, Faculty of Sport & Health Sciences, University of Jyväskylä, P.O. Box 35 (L), 40014 University of Jyväskylä, Finland Original article Word count: Submitted: 7.09.2017