ClinCalc Pro
Menu
endocrinology

Relative Fat Mass (RFM) Calculator

Simple anthropometric formula estimating body fat percentage using height and waist circumference. More accurate than BMI for predicting body fat. Males: RFM = 64 − (20 × height/waist). Females: RFM = 76 − (20 × height/waist).

References

Related

Curated clinical cross-links plus same-class fallbacks.

Decision support only — verify against MDCalc, NICE, or your local guideline before clinical use.