Classification of childhood obesity using longitudinal clinical body mass index and its validation.

Objective: Persistence of childhood adiposity is known to be associated with long-term adverse cardiometabolic risks. Yet, cross-sectional body mass index (BMI) is often used to classify obesity in clinical care and research. This study aimed to develop and validate a childhood obesity classification system using longitudinal clinical data.

Psychological attributes and eating behaviors in 5- to 12-year-old children during periods of stress.

Objective: The objective of this study was to investigate the association between psychological attributes and obesogenic behaviors in children during the period of COVID-19 pandemic-induced stress.

Methods: This observational study collected data from caregivers of 5- to 12-year-old children from three diverse groups assessing sociodemographic, economic, and perceived stress, along with the Strengths and Difficulties Questionnaire (SDQ) and the Family Eating and Activity Habits Questionnaire, revised (FEAHQ-R), in October 2020 and June 2021. The outcome measures were SDQ and FEAHQ-R scores.