body {MIfuns}R Documentation

Calculate Various Clinical Indicators

Description

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

Usage

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 A 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 are as follows.... 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

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

[Package MIfuns version 3.2.9 Index]