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NIMH Data Archive
NDA ABCD CCF OAI NIAAADA AMP SCZ HEAL

Clinical Dementia Rating

0 Shared Subjects

N/A
Clinical Assessments
Psychosis
03/11/2019
cdr01
03/21/2019
View Change History
01
Definition
Submission Template
Query Element Name Data Type Size Required Description Value Range Notes Aliases
subjectkey GUID Required The NDAR Global Unique Identifier (GUID) for research subject NDAR*
src_subject_id String 20 Required Subject ID how it's defined in lab/project
interview_date Date Required Date on which the interview/genetic test/sampling/imaging/biospecimen was completed. MM/DD/YYYY
interview_age Integer Required Age in months at the time of the interview/test/sampling/imaging. 0::1440 Age is rounded to chronological month. If the research participant is 15-days-old at time of interview, the appropriate value would be 0 months. If the participant is 16-days-old, the value would be 1 month.
sex String 20 Required Sex of subject at birth M;F; O; NR M = Male; F = Female; O=Other; NR = Not reported gender
memory_score Float Recommended Dementia Rating Memory 0; 0.5; 1; 2; 3 0 = None; 0.5 = Questionable; 1 = Mild; 2 = Moderate; 3 = Severe memory_recall_score
orientation_score Float Recommended Dementia Rating Orientation 0; 0.5; 1; 2; 3 0 = None; 0.5 = Questionable; 1 = Mild; 2 = Moderate; 3 = Severe
judgment_problem_solving_score Float Recommended Dementia Rating Problem Solving 0; 0.5; 1; 2; 3 0 = None; 0.5 = Questionable; 1 = Mild; 2 = Moderate; 3 = Severe decision_making_problem_solving_score
community_affairs_score Float Recommended Dementia Rating Community Affairs 0; 0.5; 1; 2; 3 0 = None; 0.5 = Questionable; 1 = Mild; 2 = Moderate; 3 = Severe
home_hobby_score Float Recommended Dementia Rating Home Hobby 0; 0.5; 1; 2; 3 0 = None; 0.5 = Questionable; 1 = Mild; 2 = Moderate; 3 = Severe
personal_care_score Float Recommended Dementia Rating Personal Care 0; 0.5; 1; 2; 3 0 and 0.5 = None; 1 = Mild; 2 = Moderate; 3 = Severe
cdr_sum_of_boxes Float Recommended Dementia Rating Sum of Boxes Score
global_cdr_score Float Recommended Dementia Rating (CDR) Global score 0 :: 3 0.0 = No Impairment; 0.5 = Questionable impairment; 1.0 = Mild impairment; 2.0 = Moderate impairment; 3.0 = Severe Impairment qdrstotal
aoh_score Float Recommended Dementia Rating Activities Outside Home 0; 0.5; 1; 2; 3 0 = None; 0.5 = Questionable; 1 = Mild; 2 = Moderate; 3 = Severe activities_outside_home_score
tph_score Float Recommended Dementia Rating Toileting Personal Hygiene 0; 0.5; 1; 2; 3 0 = None; 0.5 = Questionable; 1 = Mild; 2 = Moderate; 3 = Severe toileting_personal_hygiene_score
bpc_score Float Recommended Dementia Rating Behavior Personality Changes 0; 0.5; 1; 2; 3 0 = None; 0.5 = Questionable; 1 = Mild; 2 = Moderate; 3 = Severe behavior_personality_changes_score
lca_score Float Recommended Dementia Rating Language Communication Abilities 0; 0.5; 1; 2; 3 0 = None; 0.5 = Questionable; 1 = Mild; 2 = Moderate; 3 = Severe language_communication_abilities_score
mood_score Float Recommended Dementia Rating Mood Changes 0; 0.5; 1; 2; 3 0 = None; 0.5 = Questionable; 1 = Mild; 2 = Moderate; 3 = Severe
attconc_score Float Recommended Dementia Rating Attention Concentration 0; 0.5; 1; 2; 3 0 = None; 0.5 = Questionable; 1 = Mild; 2 = Moderate; 3 = Severe attention_concentration_score
cdritem1_1 Integer Recommended Does the subject have a problem with memory and/ or thinking? 0; 1 0= No; 1= Yes; 9= Unknown
cdritem1_1a Integer Recommended Does the subject have a problem with memory and/ or thinking? Is this a consistent problem? 0; 1 0= No; 1= Yes; 9= Unknown
cdritem1_1b Integer Recommended Does the subject have a problem with memory and/ or thinking? Is this a consistent problem? What was the onset of the problem like? 1;2;8;9 1= Sudden; 2= Gradual; 9= Unknown; 8= NA
cdritem1_1c Integer Recommended Does the subject have a problem with memory and/ or thinking? Is this a consistent problem? What was the onset of the problem like? Since onset, how have the problems changed? 1;2;3;8;9 1= Worse; 2= Better; 3= Stable; 9= Unknown; 8= NA
cdritem1_1d Integer Recommended Does the subject have a problem with memory and/ or thinking? Is this a consistent problem? What was the onset of the problem like? Since onset, how have the problems changed? If worse, progression has been: 1;2;3;4;8 1= Rapid; 2= Steady; 3= Stepwise; 4= Variable; 8= NA
cdritem1_2 Integer Recommended Can they recall recent events? 1;2;3;9 1= Usually; 2= Sometimes; 3= Rarely or Never; 9= Unknown
cdritem1_3 Integer Recommended Can they remember a short list of items (shopping list)? 1;2;3;9 1= Usually; 2= Sometimes; 3= Rarely or Never; 9= Unknown
cdritem1_3a Integer Recommended Shopping list: Repeat questions/ statements 1;2;3;9 1= Usually; 2= Sometimes; 3= Rarely or Never; 9= Unknown
cdritem1_3b Integer Recommended Shopping list: Misplace items 1;2;3;9 1= Usually; 2= Sometimes; 3= Rarely or Never; 9= Unknown
cdritem1_3c Integer Recommended Shopping list: Forget events and/ or conversations 1;2;3;9 1= Usually; 2= Sometimes; 3= Rarely or Never; 9= Unknown
cdritem1_3d Integer Recommended Shopping list: Forget to complete tasks 1;2;3;9 1= Usually; 2= Sometimes; 3= Rarely or Never; 9= Unknown
cdritem1_3e Integer Recommended Shopping list: Have trouble finding words 1;2;3;9 1= Usually; 2= Sometimes; 3= Rarely or Never; 9= Unknown
cdritem1_3f Integer Recommended Shopping list: Trouble expressing self; broken/ nonsensical speech 1;2;3;9 1= Usually; 2= Sometimes; 3= Rarely or Never; 9= Unknown
cdritem1_3g Integer Recommended Shopping list: Have trouble concentrating or paying attention 1;2;3;9 1= Usually; 2= Sometimes; 3= Rarely or Never; 9= Unknown
cdritem1_4 Integer Recommended Has there been some decline in memory during the past year? 0; 1 0= No; 1= Yes
cdritem1_5 Integer Recommended Is their memory impaired to such a degree that it would have interfered with his/ her activities of daily life a few years ago (or pre-retirement activities)? 0; 1 0= No; 1= Yes
cdritem1_6 Integer Recommended Do they completely forget a major event (e.g., trip, party, family wedding) within a few weeks of the event? 1;2;3;9 1= Usually; 2= Sometimes; 3= Rarely or Never; 9= Unknown
cdritem1_7 Integer Recommended Do they forget pertinent details of the major event? 1;2;3;9 1= Usually; 2= Sometimes; 3= Rarely or Never; 9= Unknown
cdritem1_8 Integer Recommended Do they completely forget important information of the distant past (e.g., birth date, wedding date, place of employment)? 1;2;3;9 1= Usually; 2= Sometimes; 3= Rarely or Never; 9= Unknown
cdritem1_9 String 1,000 Recommended Tell me about some recent event in his/ her life that he/ she should remember. Within 1 week:
cdritem1_9mnth String 1,000 Recommended Tell me about some recent event in his/ her life that he/ she should remember. Within 1 month:
cdritem1_13 String 1,000 Recommended What was his/ her main occupation/ job? (or spouse's job if subject was not employed outside the home)
cdritem1_14 String 1,000 Recommended What was his/ her last major job (or spouse's job if subject was not employed)?
cdritem1_15 String 1,000 Recommended When did he/ she (or spouse) retire?
cdritem1_15y String 1,000 Recommended Why did he/ she (or spouse) retire?
cdritem2_1 Integer Recommended How often does the subject know of the exact: Date of the Month 1;2;3;9 1= Usually; 2= Sometimes; 3= Rarely or Never; 9= Unknown
cdritem2_2 Integer Recommended How often does the subject know of the exact: Month 1;2;3;9 1= Usually; 2= Sometimes; 3= Rarely or Never; 9= Unknown
cdritem2_3 Integer Recommended How often does the subject know of the exact: Year 1;2;3;9 1= Usually; 2= Sometimes; 3= Rarely or Never; 9= Unknown
cdritem2_4 Integer Recommended How often does the subject know of the exact: Day of the Week 1;2;3;9 1= Usually; 2= Sometimes; 3= Rarely or Never; 9= Unknown
cdritem2_5 Integer Recommended How often does the subject know of the exact: Does the subject have difficulty with time relationships (when events happened in relation to each other)? 1;2;3;9 1= Usually; 2= Sometimes; 3= Rarely or Never; 9= Unknown
cdritem2_6 Integer Recommended How often does the subject know of the exact: Can the subject find his/ her way about familiar streets? 1;2;3;9 1= Usually; 2= Sometimes; 3= Rarely or Never; 9= Unknown
cdritem2_7 Integer Recommended How often does the subject know of the exact: How often does the subject know how to get from one place to another outside his/ her neighborhood? 1;2;3;9 1= Usually; 2= Sometimes; 3= Rarely or Never; 9= Unknown
cdritem2_8 Integer Recommended How often does the subject know of the exact: How often can the subject find his/ her way about indoors? 1;2;3;9 1= Usually; 2= Sometimes; 3= Rarely or Never; 9= Unknown
cdritem3_1 Integer Recommended In general, how would you rate the subject's abilities to: Solve problems at the present time? 1;2;3;9 1= No loss; 2= Some loss; 3= Severe loss; 9= Unknown
cdritem3_2 Integer Recommended In general, how would you rate the subject's abilities to: Cope with small sums of money (e.g., make change, leave a small tip)? 1;2;3;9 1= No loss; 2= Some loss; 3= Severe loss; 9= Unknown
cdritem3_3 Integer Recommended In general, how would you rate the subject's abilities to: Handle complicated financial or business transactions (e.g., balance check-book, pay bills)? 1;2;3;9 1= No loss; 2= Some loss; 3= Severe loss; 9= Unknown
cdritem3_4 Integer Recommended In general, how would you rate the subject's abilities to: Handle a household emergency (e.g., plumbing leak, small fire)? 1;2;3 1= As well as before; 2= Worse than before because of trouble thinking; 3= Worse than before (another reason)
cdritem3_4y String 1,000 Recommended In general, how would you rate the subject's abilities to: Handle a household emergency (e.g., plumbing leak, small fire)? Worse than before, specify reason.
cdritem3_5 Integer Recommended In general, how would you rate the subject's abilities to: Can the subject understand situations or explanations? 1;2;3;9 1= Usually; 2= Sometimes; 3= Rarely or Never; 9= Unknown
cdritem3_6 Integer Recommended In general, how would you rate the subject's abilities to: Does the subject behave appropriately (i.e., in his/ her usual, premorbid manner) in social situations and interactions with other people? 1;2;3;9 1= Usually; 2= Sometimes; 3= Rarely or Never; 9= Unknown
working Integer Recommended Are you working now 1;2 1=Yes; 2=No cdritem4_1
cdritem4_2 Integer Recommended Did memory or thinking problems contribute to the subject's decision to retire? 0; 1; 8 0= No; 1= Yes; 8= NA
cdritem4_3 Integer Recommended Does the subject have significant difficulty in his/ her job because of problems with memory or thinking? 1;2;3;8;9 1= Usually; 2= Sometimes; 3= Rarely or Never; 8= NA; 9= Unknown
cdritem4_4 Integer Recommended Did the subject ever drive a car? 0; 1 0= No; 1= Yes
cdritem4_4a Integer Recommended Does the subject drive a car now? 0; 1 0= No; 1= Yes
cdritem4_4a1 Integer Recommended Does the subject drive a car now? If no, is it because of memory or thinking problems? 0; 1 0= No; 1= Yes
cdritem4_5 Integer Recommended If the subject is still driving, are there problems or risks because of poor thinking? 0; 1 0= No; 1= Yes
cdritem4_5_1 Integer Recommended In the past 12 months, has the subject experienced any of the following - Accidents 0; 1 0= No; 1= Yes
cdritem4_5_2 Integer Recommended In the past 12 months, has the subject experienced any of the following - Tickets 0; 1 0= No; 1= Yes
cdritem4_5_3 Integer Recommended In the past 12 months, has the subject experienced any of the following - Getting Lost 0; 1 0= No; 1= Yes
cdritem4_6 Integer Recommended Is the subject able to independently shop for their needs? 1;2;3;9 1= Usually; 2= Sometimes; 3= Rarely or Never; 9= Unknown
cdritem4_7 Integer Recommended Is the subject able to independently carry out activities outside the home? 1;2;3;9 1= Usually; 2= Sometimes; 3= Rarely or Never; 9= Unknown
cdritem4_8 Integer Recommended Is the subject taken to social functions outside of a family home? 0; 1 0= No; 1= Yes
cdritem4_8y String 1,000 Recommended Is the subject taken to social functions outside of a family home? If no, why not?
cdritem4_9 Integer Recommended Woulda casual observer of the subject's behavior think the subject was ill? 0; 1 0= No; 1= Yes
cdritem4_10 Integer Recommended If in nursing home, does the subject participate well in social functions (thinking)? 0; 1 0= No; 1= Yes
cdritem1a String 1,000 Recommended What changes have occurred in his/ her abilities to perform household chores?
cdritem1b String 1,000 Recommended What can he/she still do well?
cdritem2a String 1,000 Recommended What changes have occurred in his/ her abilities to perform hobbies?
cdritem2b String 1,000 Recommended What can he/ she still do well?
cdritem3 String 1,000 Recommended If in nursing home, what can he/ she no longer do well (H and H)?
cdritem5_1 Integer Recommended Ability to perform household tasks 0::1 0= No loss; 1= Severe Loss
cdritem5_1y String 1,000 Recommended Ability to perform household tasks - please describe ability
cdritem5_2 Integer Recommended Is the subject able to perform household chores at the level of (Informant does not need to be asked directly) 0::4 0= Normal function in usual activities; 1= Functions in usual activities but not at usual level; 2= Functions independently in some activities (operates appliances, e.g., vacuum cleaner; prepares simple meals); 3= Functions in limited activities only (with some supervision, washes dishes with acceptable cleanliness; sets table); 4= No meaningful function (performs simple activities, such as making a bed, only with much supervision)
cdritem6_1 Integer Recommended What is your estimate of subject's mental ability in the following areas: Dressing (Blessed) 0::3 0= Unaided; 1= Occasionally misplaced buttons, etc.; 2= Wrong sequence, commonly forgotten items; 3= Unable to dress
cdritem6_2 Integer Recommended What is your estimate of subject's mental ability in the following areas: Washing, grooming 0::3 0= Unaided; 1= Needs prompting; 2= Sometimes needs help; 3= Always or nearly always needs help
cdritem6_3 Integer Recommended What is your estimate of subject's mental ability in the following areas: Eating habits 0::3 0= Cleanly; proper utensils; 1= Messily; spoon; 2= Simple solids; 3= Has to be fed completely
cdritem6_4 Integer Recommended What is your estimate of subject's mental ability in the following areas: Sphincter control (Blessed) 0::3 0= Normal, complete control; 1= Occasionaly wets bed / clothes; 2= Frequently wets bed / clothes; 3= Doubly incontinent
cdritem7_1 Integer Recommended Do you have problems with memory or thinking? 0; 1; 9 0= No; 1= Yes; 9= Unknown
cdritem7_2_1 Float Recommended A few moments ago your (study partner) told me a few recent experiences you had. Will you tell me something about those? Within 1 week 0::1 0= Largely Incorrect; 1= Largely Correct
cdritem7_2_2 Float Recommended A few moments ago your (study partner) told me a few recent experiences you had. Will you tell me something about those? Within 1 month 0::1 0= Largely Incorrect; 1= Largely Correct
cdritem7_3_1 Integer Recommended I will give you a name and address to remember for a few minutes. Repeat this name and address after me: (Repeat until the phrase is correctly repeated or to a maximum of three trials). Max number of elements repeated
cdritem7_3_2 Integer Recommended I will give you a name and address to remember for a few minutes. Repeat this name and address after me: (Repeat until the phrase is correctly repeated or to a maximum of three trials). Number of trials required
cdritem7_4 Integer Recommended Repeat the name and address I asked you to remember: Number of elements recalled
mmse01 Integer Recommended What is today's date? 0;1 0=Incorrect; 1=Correct cdritem8_1
cdritem8_2 Integer Recommended What day of the week is it? 0; 1 0= Incorrect; 1= Correct
cdritem8_3 Integer Recommended What is the month? 0; 1 0= Incorrect; 1= Correct
cdritem8_4 Integer Recommended What is the year? 0; 1 0= Incorrect; 1= Correct
mmse06 Integer Recommended What is the name of this hospital (clinic, place)? 0;1 0=Incorrect; 1=Correct cdritem8_5
mmse08 Integer Recommended What town or city are we in? 0;1 0=Incorrect; 1=Correct cdritem8_6
cdritem8_7 Integer Recommended What time is it? 0; 1 0= Incorrect; 1= Correct
cdritem8_8 Integer Recommended Does the subject know who the informant is (in your judgment)? 0; 1 0= Incorrect; 1= Correct
cdritem9_1 Integer Recommended How are these things alike? turnip.....cauliflower 0::2 0= vegetables; 1= edible foods, living things, can be cooked, etc.; 2= answers not pertinent; differences; buy them
cdritem9_2 Integer Recommended How are these things alike? desk.....bookcase 0::2 0= furniture, office furniture; both hold books; 1= wooden, legs; 2= not pertinent, differences
cdritem9_3 Integer Recommended What is the difference between these things? lie.....mistake 0::2 0= one deliberate, one unintentional; 1= one bad the other good - or explains only one; 2= anything else, similarities
cdritem9_4 Integer Recommended What is the difference between these things? river.....canal 0; 1 0= natural - artificial; 1= anything else
cdritem9_5 Integer Recommended How many nickels in a dollar? 0; 1 0= Incorrect; 1= Correct
cdritem9_6 Integer Recommended How many quarters in $6.75? 0; 1 0= Incorrect; 1= Correct
cdritem9_7 Integer Recommended Subtract 3 from 20 and keep subtracting 3 from each new number? 0; 1 0= Incorrect; 1= Correct
cdritem9_8 Integer Recommended Upon arriving in a strange city, how would you locate a friend that you wished to see? 0::2 0= try the telephone book, go to the courthouse for a directory; call a mutual friend; 1= call the police, call operator (usually will not give address); 2= no clear response
cdritem9_9 Integer Recommended Subject's assessment of disability and station in life and understanding of why she/ she is present at the examination (may have covered, but rate here) 1::3 1= Good Insight; 2= Partial Insight; 3= Little Insight
Data Structure

This page displays the data structure defined for the measure identified in the title and structure short name. The table below displays a list of data elements in this structure (also called variables) and the following information:

  • Element Name: This is the standard element name
  • Data Type: Which type of data this element is, e.g. String, Float, File location.
  • Size: If applicable, the character limit of this element
  • Required: This column displays whether the element is Required for valid submissions, Recommended for valid submissions, Conditional on other elements, or Optional
  • Description: A basic description
  • Value Range: Which values can appear validly in this element (case sensitive for strings)
  • Notes: Expanded description or notes on coding of values
  • Aliases: A list of currently supported Aliases (alternate element names)
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