blchange.RdDiagnostic Summary - Baseline Changes
data(blchange)
A data frame with 13473 rows and 25 variables
A dataset with variables as follows:
RID N Participant roster ID
SITEID N Site ID
VISCODE T Visit code
USERDATE S Date record created
EXAMDATE D Examination Date
BCPREDX N Pre-visit Diagnosis
BCADAS N 1. Clinically relevant worsening on ADAS?
BCMMSE N 2. Clinically relevant worsening on MMSE?
BCMMSREC N 3. Clinically relevant worsening on MMSE recall?
BCNMMMS N 4. Clinically relevant worsening on non-memory MMSE items?
BCNEUPSY N 5. Clinically relevant worsening in memory on neuropsych testing?
BCNONMEM N 6. Clinically relevant impairment/worsening in non-memory cognitive domains on neuropsych testing?
BCFAQ N 7. Clinically relevant worsening in activities of daily living (FAQ)?
BCCDR N 8. Clinically relevant deterioration on CDR Sum of Boxes or Overall CDR rating?
BCDEPRES N 9. Clinically relevant depression based on clinical judgement or GDS?
BCSTROKE N 10. Did subject have a stroke?
BCDELIR N 11. Is there evidence of a delirium (medication effect, toxic or metabolic encephalopathy)?
BCEXTCIR N 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?
BCEXTSP T If yes, describe:
BCCORADL N 13. Is the change in clinical status corroborated by informant report of changes in ADL?
BCCORCOG N 14. Is the change in clinical status corroborated by informant report of changes in cognition?
BCSUMM T 15. Narrative Summary
USERDATE2 S Date record last updated