Woolcott and Bergman reported the Relative Fat Mass (RFM) in American adults. This is an estimate of whole-body fat percentage that approximates the DXA-measured fat percentage. The authors are from Cedars Sinai Medical Center in Los Angeles.

Patient selection: American adults



(1) height in meters

(2) waist circumference in meters

(3) sex (male 0, female 1)



= 64 - (20 * (height) / (waist circumference)) + (12 * (point for sex))



• An RFM >= 33.9 for women and >= 22.8 for men are indicative of obesity.

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