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Body surface area (BSA)

Source: R/helpers.R
bsa.Rd

Computes body surface area, used to convert between absolute (mL/min) and BSA-normalised (mL/min/1.73m^2) GFR.

Usage

bsa(weight, height, method = c("dubois", "haycock", "mosteller"))

Arguments

weight

Numeric vector of body weight in kilograms.

height

Numeric vector of height in centimetres.

method

One of "dubois" (Du Bois & Du Bois, default), "haycock", or "mosteller".

Value

Numeric vector of body surface area in m^2.

References

Du Bois D, Du Bois EF. Arch Intern Med. 1916;17:863-871. Haycock GB, et al. J Pediatr. 1978;93(1):62-66. Mosteller RD. N Engl J Med. 1987;317(17):1098.

Examples

bsa(weight = 80, height = 180)
#> [1] 1.996421
bsa(weight = 20, height = 110, method = "haycock")
#> [1] 0.7832173