calc_ffm {clinPK}R Documentation

Calculate fat-free mass

Description

Get an estimate of body-surface area based on weight, height, and sex (and age for Storset equation).

Usage

calc_ffm(weight = NULL, bmi = NULL, sex = NULL, height = NULL,
  age = NULL, method = "green", digits = 1)

Arguments

weight

total body weight in kg

bmi

BMI, only used in 'green' method. If 'weight' and 'height' are both specified, 'bmi' will be calculated on-the-fly.

sex

sex, either 'male' of 'female'

height

height in cm, only required for 'holford' method, can be used instead of 'bmi' for 'green' method

age

age, only used for Storset equation

method

estimation method, either 'green' (default), 'holford', or 'storset'

digits

round to number of digits

Details

References: 'green': Janmahasatian et al. Clin Pharmacokinet. 2005;44(10):1051-65) 'al-sallami': Al-Sallami et al. Clin Pharmacokinet 2015 'storset': Storset E et al. TDM 2016

Examples

calc_ffm(weight = 70, bmi = 25, sex = "male")
calc_ffm(weight = 70, height = 180, age = 40, sex = "female", method = "storset")

[Package clinPK version 0.9.0 Index]