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Diagnostic Summary data. More information is available at https://adni.loni.usc.edu/data-samples/adni-data/

Usage

data(DXSUM)

Format

A data frame with 15434 observations and 42 variables.

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

  • DIAGNOSIS character 1. Which best describes the participant's current diagnosis? 1=CN ; 2=MCI ; 3=Dementia Decoded Value: Yes

  • DXNORM character Normal 1=Yes Decoded Value: Yes

  • DXNODEP character Mild Depression 1=Yes Decoded Value: Yes

  • DXMCI character Mild Cognitive Impairment 1=Yes Decoded Value: Yes

  • DXMDES character 2a. MCI features (select all that apply):

    • ADNI1: 1=MCI (Memory features) ; 2=MCI (Non-memory features)

    • ADNIGO, ADNI2, ADNI3, ADNI4: 1=MCI - Memory features (amnestic) ; 2=MCI - Non-memory features (non-amnestic)

    Decoded Value: Yes

  • DXMPTR1 character i. Subjective memory complaint

    • ADNI1, ADNIGO, ADNI2: 1=Yes ; 0=No

    • ADNI3, ADNI4: 0=No ; 1=Yes

    Decoded Value: Yes

  • DXMPTR2 character ii. Informant memory complaint

    • ADNI1, ADNIGO, ADNI2: 1=Yes ; 0=No

    • ADNI3, ADNI4: 0=No ; 1=Yes

    Decoded Value: Yes

  • DXMPTR3 character iii. Normal general cognitive function

    • ADNI1, ADNIGO, ADNI2: 1=Yes ; 0=No ; 2=Marginal

    • ADNI3, ADNI4: 0=No ; 1=Yes ; 2=Marginal

    Decoded Value: Yes

  • DXMPTR4 character iv. Normal activities of daily living

    • ADNI1, ADNIGO, ADNI2: 1=Yes ; 0=No ; 2=Marginal

    • ADNI3, ADNI4: 0=No ; 1=Yes ; 2=Marginal

    Decoded Value: Yes

  • DXMPTR5 character v. Objective memory impairment for age and education

    • ADNI1, ADNIGO, ADNI2: 1=Yes ; 0=No

    • ADNI3, ADNI4: 0=No ; 1=Yes

    Decoded Value: Yes

  • DXMPTR6 character vi. Not demented by diagnostic criteria

    • ADNI1, ADNIGO, ADNI2: 1=Yes ; 0=No

    • ADNI3, ADNI4: 0=No ; 1=Yes

    Decoded Value: Yes

  • DXMDUE character 2b. Suspected cause of MCI: 1=MCI due to Alzheimer's Disease ; 2=MCI due to other etiology Decoded Value: Yes

  • DXMOTHET character If MCI due to other etiology, select box(es) to indicate reason:

    • ADNI1: 1=Fronto-temporal Dementia ; 2=Parkinson's Disease ; 3=Huntington's Disease ; 4=Progressive Supranuclear Palsy ; 8=Corticobasal Degeneration ; 9=Vascular Dementia ; 10=Prion-Associated Dementia ; 14=Other (specify)

    • ADNIGO, ADNI2, ADNI3: 1=Fronto-temporal Dementia ; 2=Parkinson's Disease ; 3=Huntington's Disease ; 4=Progressive Supranuclear Palsy ; 5=Alcohol-related Dementia ; 6=NPH ; 7=Major Depression ; 8=Corticobasal Degeneration ; 9=Vascular Dementia ; 10=Prion-Associated Dementia ; 11=HIV ; 12=Primary Progressive Aphasia ; 13=Posterior Cortical Dysfunction ; 14=Other (specify)

    • ADNI4: 1=Fronto-temporal Dementia ; 10=Prion-Associated Dementia ; 11=HIV ; 12=Primary Progressive Aphasia ; 13=Posterior Cortical Dysfunction ; 14=Other (specify) ; 2=Parkinson's Disease ; 3=Huntington's Disease ; 4=Progressive Supranuclear Palsy ; 5=Alcohol-related Dementia ; 6=NPH ; 7=Major Depression ; 8=Corticobasal Degeneration ; 9=Vascular Dementia

    Decoded Value: Yes

  • DXDSEV character 3a. Dementia Severity - Clinician's Impression 1=Mild ; 2=Moderate ; 3=Severe Decoded Value: Yes

  • DXDDUE character 3b. Suspected cause of dementia 1=Dementia due to Alzheimer's Disease ; 2=Dementia due to other etiology Decoded Value: Yes

  • DXAD character Alzheimer's Disease 1=Yes Decoded Value: Yes

  • DXAPP character If Dementia due to Alzheimer's Disease, indicate likelihood: 1=Probable ; 2=Possible Decoded Value: Yes

  • DXAPROB character If Probable AD, select box(es) for other symptoms present: 1=None ; 2=Stroke(s) ; 3=Depression ; 4=Delirium ; 5=Parkinsonism ; 6=Metabolic/Toxic Disorder (specify) ; 7=Other (specify) Decoded Value: Yes

  • DXAPOSS character If Possible AD, select box(es) to indicate reason: 1=Atypical clinical course or features (specify) ; 2=Stroke(s) ; 3=Depression ; 4=Delirium ; 5=Parkinsonism ; 6=Metabolic / Toxic Disorder (specify) ; 7=Other (specify) Decoded Value: Yes

  • DXPARK character 4b. Parkinsonism symptoms present?

    • ADNI1: 1=Yes

    • ADNIGO, ADNI2: 1=Yes ; 0=No

    • ADNI3, ADNI4: 0=No ; 1=Yes

    Decoded Value: Yes

  • DXPDES character If Parkinsonism, select box which indicates best diagnosis: 1=Parkinsonism without cognitive impairment ; 2=Parkinsonism with cognitive impairment, not demented ; 3=Parkinsonism with cognitive impairment, demented ; 4=Atypical Parkinsonism Decoded Value: Yes

  • DXPCOG character If Parkinsonism with cognitive impairment, demented 1=PD ; 2=PDD ; 3=DLB ; 4=PDAD Decoded Value: Yes

  • DXPATYP character If Atypical Parkinsonism 1=PSP ; 2=CBGD ; 3=OPCA ; 4=SND ; 5=Shy Drager ; 6=Vascular ; 7=Other (specify) Decoded Value: Yes

  • DXDEP character 4a. Depressive symptoms present?

    • ADNIGO, ADNI2: 1=Yes ; 0=No

    • ADNI3, ADNI4: 0=No ; 1=Yes

    Decoded Value: Yes

  • DXOTHDEM character Other Dementia (not Alzheimer's Disease) 1=Yes Decoded Value: Yes

  • DXODES character If dementia due to other etiology, select best diagnosis:

    • ADNI1: 1=Frontal ; 3=Huntington's Disease ; 5=Alcohol-related Dementia ; 6=NPH ; 7=Major Depression ; 9=Vascular Dementia ; 10=Prion-Associated Dementia ; 11=HIV ; 12=Primary Progressive Aphasia ; 13=Posterior Cortical Dysfunction ; 14=Other (specify)

    • ADNIGO, ADNI2, ADNI3: 1=Fronto-temporal Dementia ; 2=Parkinson's Disease ; 3=Huntington's Disease ; 4=Progressive Supranuclear Palsy ; 5=Alcohol-related Dementia ; 6=NPH ; 7=Major Depression ; 8=Corticobasal Degeneration ; 9=Vascular Dementia ; 10=Prion-Associated Dementia ; 11=HIV ; 12=Primary Progressive Aphasia ; 13=Posterior Cortical Dysfunction ; 14=Other (specify)

    • ADNI4: 1=Fronto-temporal Dementia ; 10=Prion-Associated Dementia ; 11=HIV ; 12=Primary Progressive Aphasia ; 13=Posterior Cortical Dysfunction ; 14=Other (specify) ; 2=Parkinson's Disease ; 3=Huntington's Disease ; 4=Progressive Supranuclear Palsy ; 5=Alcohol-related Dementia ; 6=NPH ; 7=Major Depression ; 8=Corticobasal Degeneration ; 9=Vascular Dementia

    Decoded Value: Yes

  • DXCONFID character Physician Confidence in Diagnosis: 1=Uncertain ; 2=Mildly Confident ; 3=Moderately Confident ; 4=Highly Confident Decoded Value: Yes

  • ID numeric Record ID Range value: 2, ..., 187120

  • 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: v1

  • 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