raz2005 {rmcorr}

Repeated measurements of age and cerebellar volume

Description

A dataset containing two repeated measures, on two occasions (Time), of age and adjusted volume of cerebellar hemispheres from 72 participants. Data were captured from Figure 8, Cerebellar Hemispheres (lower right) of Raz et al. (2005).

Usage

raz2005

Format

A data frame with 144 rows and 4 variables

[,1]	Participant	Participant ID
[,2]	Time	Measurement time
[,3]	Age	Participant's age (years)
[,4]	Volume	Adjusted volume of cerebellar hemispheres (cm^3)

Source

Raz, N., Lindenberger, U., Rodrigue, K.M., Kennedy, K.M., Head, D., Williamson, A., Dahle, C., Gerstorf, D., & Acker, J.D. (2005). Regional brain changes in aging healthy adults: General trends, individual differences, and modifiers. Cerebral Cortex, 15, 1676-1689, doi:10.1093/cercor/bhi044