Multiple BSA formulas & Integrated Dosage Calculator

Height:     Weight:  

Body surface area (M2)

DuBois and DuBois1 Equation:  BSA (m2) = 0.007184 x Height(cm)0.725 x
Gehan and George2 Equation:  BSA (m2) = 0.0235 x Height(cm)0.42246 x
Haycock3 Equation:  BSA (m2) = 0.024265 x Height(cm)0.3964 x
Mosteller4 Equation:  BSA (m2) = SQR RT ( [Height(cm) x
Weight(kg) ]/ 3600 )
 (Optional)  Dose:

DuBois and DuBois

Gehan and George

Dosage: 0 Dosage: 0



Dosage: 0 Dosage:  0


1) DuBois D, DuBois DF. A formula to estimate the approximate surface area if height and weight be known.  Arch Int Med 1916;17:863-71.

2) Gehan EA, George SL. Estimation of human body surface area from height and weight. Cancer Chemother Rep 1970;54:225-35.

3) Haycock GB, Schwartz GJ, Wisotsky DH. Geometric method for measuring body surface area: A height-weight formula validated in infants, children and adults.  J Pediatr 1978;93:62-6.

4) Mosteller RD. Simplified calculation of body-surface area. N Engl J Med 1987;317:1098.

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