Studies included subjects aged 18 years or older, from longitudinal, observational, cohort designs that included baseline risk factors to an outcome of either first-time LBP or transition to LBP from a baseline of a pain-free state
Studies included subjects aged 18 years or older, from longitudinal, observational,cohort designs that included baseline risk factors to an outcome of either first-time LBP ortransition to LBP from a baseline of a pain-free state