“…Of the 54 studies included in the synthesis, four utilized an RCT design (da Costa et al, 2017; Mallan et al, 2016; Sanchez et al, 2018; Tauman et al, 2017) and eight were reviews (Dunn & Lessen, 2017; Gibson & Cooke, 2017; Nicklaus, 2016; Taylor & Emmett, 2019; Verhage et al, 2018; Walton et al, 2017; Watson et al, 2018; Wolstenholme et al, 2020). All other included studies were of observational design (19 cohort studies: Harris et al, 2016; Maslin et al, 2016; Monnery‐Patris et al, 2015; Smith et al, 2017; Specht et al, 2018; Amarger et al, 2015; Cardona Cano et al, 2015; Cole et al, 2018; Cole, Wang, et al, 2017; de Barse et al, 2017; de Barse et al, 2016; Emmett et al, 2018; Fildes et al, 2016; Hollis et al, 2016; Johnson et al, 2016; Oliveira et al, 2015; Pang et al, 2020; Reis et al, 2015; Tharner et al, 2015; 16 cross‐sectional studies: Bell et al, 2018; Coulthard & Sahota, 2016; Finnane et al, 2017; Fu et al, 2018; Helland et al, 2017; Holley et al, 2020; Kaar et al, 2016; Marlina et al, 2020; Maslin et al, 2015; Nederkoorn et al, 2015; Podlesak et al, 2017; Rahill et al, 2019; Ramos et al, 2017; Sandvik et al, 2018; van der Horst et al, 2016; Lee et al, 2019; five longitudinal studies: Bilgin & Wolke, 2017; Boots et al, 2019; Costantini et al, 2019; Micali et al, 2016; Steinsbekk et al, 2017; one correlational study: Griffith et al, 2018,...…”