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Oncology · Nephrology · Paediatrics

Body Surface Area (Du Bois and Haycock) calculator

Enter the published formula inputs below to calculate and interpret this score.

Clinical inputs

in

Allowed range: 15.75–90.55 in

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lb

Allowed range: 4.41–661.39 lb

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Result

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Clinical inputs

  • Height (cm)Accepted range: 40 to 230
  • Body weight (kg)Accepted range: 2 to 300

Primary source

Du Bois D, Du Bois EF. A formula to estimate the approximate surface area if height and weight be known. Arch Intern Med. 1916;17:863-71. PMID: 2520314. Scope: body surface area (m²) = 0.007184 × weight(kg)^0.425 × height(cm)^0.725 (Du Bois formula; this calculator id retains a historical dual name but implements Du Bois only). (1916)

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