Fig. 3From: Longitudinal association between body mass index and physical activity among adolescents with different parental risk: a parallel latent growth curve modeling approachA schematic diagram depicting the parallel latent growth curve model; A: paths examining the cross-sectional associations of baseline PA with baseline BMI (Intercept (PA) → Intercept (BMI).B: paths examining the prospective associations of baseline PA with change in BMI (Intercept (PA) → Slope (BMI)). C: parallel associations of changes in PA with change in BMI (Slope (PA) → Slope (BMI))Back to article page