About The Study: Among U.S. adults ages 20 to 59, the prevalence of obesity by body mass index (BMI) only was nearly identical with the obesity prevalence after confirmation of excess adiposity. Approximately 98% of individuals identified as having obesity based on BMI had excess adiposity.
Corresponding Author: To contact the corresponding author, Michael Fang, PhD, MHS, email mfang9@jh.edu .
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(doi:10.1001/jama.2025.2704)
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