Height, weight, head circumference and puberty of 7482 Dutch boys.
A data frame with 7482 rows on the following 9 variables:
Decimal age (0-21 years)
Height (cm)
Weight (kg)
Body mass index
Head circumference (cm)
Genital Tanner stage (G1-G5)
Pubic hair (Tanner P1-P6)
Testicular volume (ml)
Region (north, east, west, south, city)
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.
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.
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.