“…Many factors have been suggested to be associated with a higher risk of LBP among schoolchildren (Calvo‐Muñoz, Kovacs, Roqué, Gago Fernández, & Seco Calvo, ), including biological (e.g., body weight, weight bearing, muscle strength or ergonomics) (Fairbank, Pynsent, Poortvliet, & Phillips, ; Sano et al, ; Yamato, Maher, Traeger, Wiliams, & Kamper, ), psychosocial (e.g., family and social relations or satisfaction with school) (Dianat, Alipour, & Asghari Jafarabadi, ; Mikkonen et al, ) and lifestyle related variables (e.g., physical activity, participation in sports or smoking) (Kovacs et al, ; Wedderkopp, Leboeuf‐Yde, Bo Andersen, Froberg, & Hansen, ).…”