ibw: Calculate Various Clinical Indicators

Description Usage Arguments Details Value Author(s) References Examples

Description

Calculate body mass index, body surface area, ideal body weight, lean body mass, or creatinine clearance using common equations.

Usage

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bmi(wt, ht)
bsa(wt, ht)
lbm(wt, ht, male)
ibw(ht, male, floor = FALSE)
crcl(age, wt, male, scr)

Arguments

wt

weight (actually, mass) in kilograms

ht

height in centimeters

age

age in years

male

logical indicating sex: TRUE indicates male

floor

if TRUE, “inches over 5 feet” is not allowed to be negative.

scr

serum creatinine in mg/dL

Details

Units of return values:

bmi

kg/m^2

bsa

m^2

lbm

kg

ibw

kg

crcl

mL/min

Value

Numeric.

Author(s)

Tim Bergsma

References

bmi

[http://www.halls.md/body-mass-index/bmirefs.htm]

bsa

(BSA: Gehan & George variation) http://www.halls.md/body-surface-area/refs.htm

lbm

http://www.halls.md/body-mass-index/leanbody.htm

ibw

http://www.halls.md/ideal-weight/devine.htm

crcl

http://en.wikipedia.org/wiki/Renal_function

Examples

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bmi(70,160)
bsa(70,160)
lbm(70,160,TRUE)
ibw(160,TRUE)
crcl(35,70,TRUE,1.0)

metrumrg documentation built on May 2, 2019, 5:55 p.m.