Ideal Body Weight Equations


Dr. P.P. Broca - Broca's Index - 1871 - Pounds

Gender Equation
Male IBW : Weight (kg) = (Height (cm) - 100) (Plus or Minus 10%)
Female IBW: Weight (kg) = (Height (cm) - 100) (Plus or Minus 15%)

Dr. P.O. Broca - Broca's Index - Translated - Pounds

Gender Equation
Male IBW (lb) = 110 lbs + 5 lbs for each inch over 5 ft (60 inches)
Female IBW (lb) = 100 lbs + 5 lbs for each inch over 5ft (60 inches)

G. J. Hamwi Formula - 1964 - Kilograms

Gender Equation
Male IBW (kg) = 48 (kg) + 2.7 kg for each in over 5 feet (60 inches)
Female IBW (kg) = 45.5 (kg) + 2.2 kg for each inch over 5 feet (60 inches)

B.J. Devine Method- 1974 - Kilograms

Gender Equation
Male IBW (kg) = 50 + 2.3 kg per inch over 5 feet
Female IBW (kg) = 45.5 + 2.3 kg per inch over 5 feet

JD Robinson - 1983 - Kilograms

Gender Equation
Male IBW (kg) = 52 kg + 1.9 kg for each inch over 5 feet (60 inches)
Female IBW (kg) = 49 kg + 1.7 kg for each inch over 5 feet (60 inches)

DR Miller - 1983 - Kilograms

Gender Equation
Male IBW (kg) = 56.2 kg + 1.41 kg for each inch over 5 feet (60 inches)
Female IBW (kg) = 53.1 kg + 1.36 kg for each inch over 5 feet (60 inches)

Harry J. M. Lemmens, MD, PhD - 2005 - Kilograms

Gender Equation
Both IBW (kg) = BMI * Height (meters squared)
Both IBW (kg) = 22 * Height (meters squared)

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