Diagnostic Summary - Baseline Changes data. More information is available at https://adni.loni.usc.edu/data-samples/adni-data/
Usage
data(BLCHANGE)Details
ORIGPROT character Original study protocol , with options: ADNI1, ADNIGO, ADNI2, ADNI3, ADNI4
COLPROT factor Study protocol of data collection , with levels: ADNI1, ADNIGO, ADNI2, ADNI3, ADNI4
PTID character Participant ID
RID numeric Participant roster ID Range value: 2, ..., 10894
VISCODE character Visit code
VISCODE2 character Translated visit code
EXAMDATE Date Form Completed Date: YYY-MM-DD
BCPREDX character Pre-visit Diagnosis 1=NL ; 2=MCI ; 3=AD Decoded Value: Yes
BCADAS character 1. Clinically relevant worsening on ADAS?
ADNI1, ADNIGO, ADNI2: 1=Yes ; 0=No
ADNI3, ADNI4: 0=No ; 1=Yes
Decoded Value: Yes
BCMMSE character 2. Clinically relevant worsening on MMSE?
ADNI1, ADNIGO, ADNI2: 1=Yes ; 0=No
ADNI3, ADNI4: 0=No ; 1=Yes
Decoded Value: Yes
BCMMSREC character 3. Clinically relevant worsening on MMSE recall?
ADNI1, ADNIGO, ADNI2: 1=Yes ; 0=No
ADNI3, ADNI4: 0=No ; 1=Yes
Decoded Value: Yes
BCNMMMS character 4. Clinically relevant worsening on non-memory MMSE items?
ADNI1, ADNIGO, ADNI2: 1=Yes ; 0=No
ADNI3, ADNI4: 0=No ; 1=Yes
Decoded Value: Yes
BCNEUPSY character 5. Clinically relevant worsening in memory on neuropsych testing?
ADNI1, ADNIGO, ADNI2: 1=Yes ; 0=No
ADNI3, ADNI4: 0=No ; 1=Yes
Decoded Value: Yes
BCNONMEM character 6. Clinically relevant impairment/worsening in non-memory cognitive domains on neuropsych testing?
ADNI1, ADNIGO, ADNI2: 1=Yes ; 0=No
ADNI3, ADNI4: 0=No ; 1=Yes
Decoded Value: Yes
BCFAQ character 7. Clinically relevant worsening in activities of daily living (FAQ)?
ADNI1, ADNIGO, ADNI2: 1=Yes ; 0=No
ADNI3, ADNI4: 0=No ; 1=Yes
Decoded Value: Yes
BCCDR character 8. Clinically relevant deterioration on CDR Sum of Boxes or Overall CDR rating?
ADNI1, ADNIGO, ADNI2: 1=Yes ; 0=No
ADNI3, ADNI4: 0=No ; 1=Yes
Decoded Value: Yes
BCDEPRES character 9. Clinically relevant depression based on clinical judgement or GDS?
ADNI1, ADNIGO, ADNI2: 1=Yes ; 0=No
ADNI3, ADNI4: 0=No ; 1=Yes
Decoded Value: Yes
BCSTROKE character 10. Did subject have a stroke?
ADNI1, ADNIGO, ADNI2: 1=Yes ; 0=No
ADNI3, ADNI4: 0=No ; 1=Yes
Decoded Value: Yes
BCDELIR character 11. Is there evidence of a delirium (medication effect, toxic or metabolic encephalopathy)?
ADNI1, ADNIGO, ADNI2: 1=Yes ; 0=No
ADNI3, ADNI4: 0=No ; 1=Yes
Decoded Value: Yes
BCEXTCIR character 12. Has extenuating circumstance (such as a physical health problem, change in residence, charge in support network, death of a family member, etc.) contributed to a change in the subject's cognitive or functional performance?
ADNI1, ADNIGO, ADNI2: 1=Yes ; 0=No
ADNI3, ADNI4: 0=No ; 1=Yes
Decoded Value: Yes
BCCORADL character 13. Is the change in clinical status corroborated by informant report of changes in ADL?
ADNI1, ADNIGO, ADNI2: 1=Yes ; 0=No ; -1=NA/No change in clinical status
ADNI3, ADNI4: -1=NA/No change in clinical status ; 0=No ; 1=Yes
Decoded Value: Yes
BCCORCOG character 14. Is the change in clinical status corroborated by informant report of changes in cognition?
ADNI1, ADNIGO, ADNI2: 1=Yes ; 0=No ; -1=NA/No change in clinical status
ADNI3, ADNI4: -1=NA/No change in clinical status ; 0=No ; 1=Yes
Decoded Value: Yes
ID numeric Record ID Range value: 2, ..., 187119
SITEID numeric Site ID Range value: 1, ..., 941
USERDATE User Create Date Date: YYY-MM-DD
USERDATE2 User Last Modify Date Date: YYY-MM-DD
DD_CRF_VERSION_LABEL character CRF Version Label , with options: annual, sc, bl
LANGUAGE_CODE character Language Code e=English Decoded Value: Yes
HAS_QC_ERROR character Has Quality Check Error 0=Does not have QC error or QC error has been approved ; 1=Has QC error Decoded Value: Yes
update_stamp POSIXct: YYY-MM-DD