Analysis dataset of questionnaires derived dataset.
Usage
data(ADQS)Source
For more details see the help vignette:
vignette(topic = 'ADNIMERGE2-Analysis-Data', package = 'ADNIMERGE2')
Details
STUDYID character Study Identifier , with character options: ADNI
USUBJID character Unique Subject Identifier
SUBJID character Subject Identifier for the Study
SITEID numeric Study Site Identifier Range value: 1, ..., 941
AGE numeric Age (in Years) Range value: 50.5, ..., 91.4
AGEU character Age Units , with character options: Years
AGEGR1 character Pooled Age Group 1 , with character options: >=65, <65
AGEGR1N numeric Pooled Age Group 1 (N) Range value: 1, ..., 2
SEX character Sex , with character options: Male, Female
RACE factor Race , with factor levels: American Indian or Alaskan Native, Asian, Black or African American, Native Hawaiian or Other Pacific Islander, Other Pacific Islander, White, More than one race, Unknown
BMI numeric Body Mass Index Range value: 18.64, ..., 47.87
BMIBLU character Body Mass Index Unit , with character options: kg/m^2
DX factor Baseline Diagnostics Status , with factor levels: CN, MCI, DEM
AMYSTAT character Baseline Amyloid Status
ENRLFL character Enrolled Population Flag , with character options: Y
ENRLDT Date Date of Enrollment Date: YYY-MM-DD
EOSDT Date End of Study Date Date: YYY-MM-DD
EOSDTF character End of Study Date Imputation Flag , with character options: M
TRTA character Actual Arm
TRTP character Planned Arm
AVISIT character Analysis Visit
AVISITN numeric Analysis Visit (N) Range value: 0, ..., 35075
VISIT character Visit Name
VISITNUM numeric Visit Number Range value: -2, ..., 47
ADY numeric Analysis Relative Day Range value: -365625, ..., 35075
ADT Date Analysis Date Date: YYY-MM-DD
PARAM character Parameter
PARAMCD character Parameter Code
PARAMN numeric Parameter (N) Range value: 1, ..., 21
AVAL numeric Analysis Value Range value: -500, ..., 996
AVALC character Analysis Value (C)
BASE numeric Baseline Value Range value: -100, ..., 321
CHG numeric Change from Baseline Range value: -525, ..., 754
PCHG numeric Percent Change from Baseline Range value: -3598.95031490553, ..., 7800
ABLFL character Baseline Record Flag , with character options: Y
QSSEQ integer Sequence Number Range value: 1, ..., 372