Fig. 2From: BMI trajectory of rapid and excessive weight gain during adulthood is associated with bone loss: a cross-sectional study from NHANES 2005–2018BMI trajectories from adulthood of the total population in NHANES 2005–2018. BMI trajectories were detected using the latent class trajectory model. The solid lines are the predicted BMI trajectory, and the dashed lines are the 95% confidence interval; BMI body mass indexBack to article page