cdr.Rd
Clinical Dementia Rating
data(cdr)
A data frame with 13015 rows and 20 variables
A dataset with variables as follows:
CDDATE D NA Date collected
SPID N NA Study Partner ID:
CDSOB N NA Sum of Boxes
CDRSB N CDR-SB
CDVERSION N Version
RID N Participant roster ID
SITEID N Site ID
VISCODE T Visit code
USERDATE S Date record created
EXAMDATE D Examination Date
CDSOURCE N Information Source
CDMEMORY N Score <!--Memory-->
CDORIENT N Score <!--Orientation-->
CDJUDGE N Score <!--Judgment and Problem Solving-->
CDCOMMUN N Score <!--Community Affairs-->
CDHOME N Score <!--Home and Hobbies-->
CDCARE N Score <!--Personal Care-->
CDGLOBAL N Global CDR
USERDATE2 S Date record last updated
cdr$CDRSB = apply(cdr[, c('CDMEMORY', 'CDORIENT', 'CDJUDGE', 'CDCOMMUN', 'CDHOME', 'CDCARE')], 1, sum)