Growth of Dutch boys

Description

Height, weight, head circumference and puberty of 7482 Dutch boys.

Usage

data(boys7482)

Format

A data frame with 7482 rows on the following 9 variables:

age

Decimal age (0-21 years)

hgt

Height (cm)

wgt

Weight (kg)

bmi

Body mass index

hc

Head circumference (cm)

gen

Genital Tanner stage (G1-G5)

phb

Pubic hair (Tanner P1-P6)

tv

Testicular volume (ml)

reg

Region (north, east, west, south, city)

Details

The complete sample of cross-sectional data from boys 0-21 years used to construct the Dutch growth references 1997. Variables gen and phb are ordered factors. reg is a factor. Note: A 10% sample from this data is available in data set boys in the mice package.

Author(s)

Stef van Buuren, 2012

Source

Fredriks, A.M,, van Buuren, S., Burgmeijer, R.J., Meulmeester JF, Beuker, R.J., Brugman, E., Roede, M.J., Verloove-Vanhorick, S.P., Wit, J.M. (2000) Continuing positive secular growth change in The Netherlands 1955-1997. Pediatric Research, 47, 316-323. http://www.stefvanbuuren.nl/publications/Continuing secular - Ped Res 2000.pdf

Fredriks, A.M., van Buuren, S., Wit, J.M., Verloove-Vanhorick, S.P. (2000). Body index measurements in 1996-7 compared with 1980. Archives of Disease in Childhood, 82, 107-112. http://www.stefvanbuuren.nl/publications/Body index - ADC 2000.pdf