In vivo precision of the GE iDXA for the assessment of total body composition and fat distribution in severely obese patients.

Objective: To evaluate the precision of the iDXA for total body composition and fat distribution measurements in severely obese patients.

Design And Methods: Sixty-five severely obese participants with a mean age of 46 ± 11 years, BMI of 49 ± 6 kg/m(2) , and a mean body mass of 137.3 ± 20.