Tracking and Variability in Childhood Levels of BMI: The Bogalusa Heart Study.
David S FreedmanHannah G LawmanDeborah A GaluskaAlyson B GoodmanGerald S BerensonPublished in: Obesity (Silver Spring, Md.) (2018)
Despite the high degree of tracking of BMI, annual changes of 3.5 kg/m2 or more are plausible. Knowledge of this variability is important when following a child over time.