Neuropsychiatric Inventory data. More information is available at https://adni.loni.usc.edu/data-samples/adni-data/
Usage
data(NPI)Details
ORIGPROT character Original study protocol , with options: ADNI1, ADNI2, ADNIGO, 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, ..., 10819
VISCODE character Visit code
VISCODE2 character Translated visit code
EXAMDATE Examination Date Date: YYY-MM-DD
NPISOURC character Information source
ADNI2: 1=Participant visit ; 2=Telephone call
ADNI3, ADNI4: 1=Participant visit ; 2=Telephone call/Video Call
Decoded Value: Yes
SPID numeric Study Partner ID: Range value: 1, ..., 10
NPIA character A. Delusions 0=No ; 1=Yes Decoded Value: Yes
NPIA1 character 1. Does P believe that he/she is in danger - that others are planning to hurt him/her?
ADNI2: 1=Yes ; 0=No
ADNI3, ADNI4: 0=No ; 1=Yes
Decoded Value: Yes
NPIA2 character 2. Does P believe that others are stealing from him/her?
ADNI2: 1=Yes ; 0=No
ADNI3, ADNI4: 0=No ; 1=Yes
Decoded Value: Yes
NPIA3 character 3. Does P believe that his/her spouse is having an affair?
ADNI2: 1=Yes ; 0=No
ADNI3, ADNI4: 0=No ; 1=Yes
Decoded Value: Yes
NPIA4 character 4. Does P believe that unwelcome guests are living in his/her house?
ADNI2: 1=Yes ; 0=No
ADNI3, ADNI4: 0=No ; 1=Yes
Decoded Value: Yes
NPIA5 character 5. Does P believe that his/her spouse or others are not who they claim to be?
ADNI2: 1=Yes ; 0=No
ADNI3, ADNI4: 0=No ; 1=Yes
Decoded Value: Yes
NPIA6 character 6. Does P believe that his/her house is not his/her home?
ADNI2: 1=Yes ; 0=No
ADNI3, ADNI4: 0=No ; 1=Yes
Decoded Value: Yes
NPIA7 character 7. Does P believe that family members plan to abandon him/her?
ADNI2: 1=Yes ; 0=No
ADNI3, ADNI4: 0=No ; 1=Yes
Decoded Value: Yes
NPIA8 character 8. Does P believe that television or magazine figures are actually present in the home? [Does he/she try to talk to or interact with them?]
ADNI2: 1=Yes ; 0=No
ADNI3, ADNI4: 0=No ; 1=Yes
Decoded Value: Yes
NPIA9 character 9. Does P believe any other unusual things that I haven't asked about?
ADNI2: 1=Yes ; 0=No
ADNI3, ADNI4: 0=No ; 1=Yes
Decoded Value: Yes
NPIA10A character 10a. Frequency Ratings
ADNI2: 1=1: Occasionally ; 2=2: Often ; 3=3: Frequently ; 4=4: Very frequently
ADNI3, ADNI4: 1=1: Occasionally ; 2=2: Often ; 3=3: Frequently ; 4=4: Very frequently
Decoded Value: Yes
NPIA10B character 10b. Severity Ratings 1=1: Mild ; 2=2: Moderate ; 3=3: Marked Decoded Value: Yes
NPIA10C character 10c. Caregiver Distress 0=Not at all ; 1=Minimally ; 2=Mildly ; 3=Moderately ; 4=Severely ; 5=Very severely or extremely Decoded Value: Yes
NPIATOT numeric A. Delusions: Item score
ADNI2, ADNI3: 0..12
ADNI4
NPIB character B. Hallucinations 0=No ; 1=Yes Decoded Value: Yes
NPIB1 character 1. Does P describe hearing voices or act as if he/she hears voices?
ADNI2: 1=Yes ; 0=No
ADNI3, ADNI4: 0=No ; 1=Yes
Decoded Value: Yes
NPIB2 character 2. Does P talk to people who are not there?
ADNI2: 1=Yes ; 0=No
ADNI3, ADNI4: 0=No ; 1=Yes
Decoded Value: Yes
NPIB3 character 3. Does P describe seeing things not seen by others or behave as if he/she is seeing things not seen by others (people, animals, lights, etc.)?
ADNI2: 1=Yes ; 0=No
ADNI3, ADNI4: 0=No ; 1=Yes
Decoded Value: Yes
NPIB4 character 4. Does P report smelling odors not smelled by others?
ADNI2: 1=Yes ; 0=No
ADNI3, ADNI4: 0=No ; 1=Yes
Decoded Value: Yes
NPIB5 character 5. Does P describe feeling things on his/her skin or otherwise appear to be feeling things crawling or touching him/her?
ADNI2: 1=Yes ; 0=No
ADNI3, ADNI4: 0=No ; 1=Yes
Decoded Value: Yes
NPIB6 character 6. Does P describe tastes that are without any known cause?
ADNI2: 1=Yes ; 0=No
ADNI3, ADNI4: 0=No ; 1=Yes
Decoded Value: Yes
NPIB7 character 7. Does P describe any other unusual sensory experiences?
ADNI2: 1=Yes ; 0=No
ADNI3, ADNI4: 0=No ; 1=Yes
Decoded Value: Yes
NPIB8A character 8a. Frequency Ratings
ADNI2: 1=1: Occasionally ; 2=2: Often ; 3=3: Frequently ; 4=4: Very frequently
ADNI3, ADNI4: 1=1: Occasionally ; 2=2: Often ; 3=3: Frequently ; 4=4: Very frequently
Decoded Value: Yes
NPIB8B character 8b. Severity Ratings 1=1: Mild ; 2=2: Moderate ; 3=3: Marked Decoded Value: Yes
NPIB8C character 8c. Caregiver Distress 0=Not at all ; 1=Minimally ; 2=Mildly ; 3=Moderately ; 4=Severely ; 5=Very severely or extremely Decoded Value: Yes
NPIBTOT numeric B. Hallucinations: Item score
ADNI2, ADNI3: 0..12
ADNI4
NPIC character C: Agitation/Aggression 0=No ; 1=Yes Decoded Value: Yes
NPIC1 character 1. Does P get upset with those trying to care for him/her or resist activities such as bathing or changing clothes?
ADNI2: 1=Yes ; 0=No
ADNI3, ADNI4: 0=No ; 1=Yes
Decoded Value: Yes
NPIC2 character 2. Is P stubborn, having to have things his/her way?
ADNI2: 1=Yes ; 0=No
ADNI3, ADNI4: 0=No ; 1=Yes
Decoded Value: Yes
NPIC3 character 3. Is P uncooperative, resistive to help from others?
ADNI2: 1=Yes ; 0=No
ADNI3, ADNI4: 0=No ; 1=Yes
Decoded Value: Yes
NPIC4 character 4. Does P have any other behaviors that make him/her hard to handle?
ADNI2: 1=Yes ; 0=No
ADNI3, ADNI4: 0=No ; 1=Yes
Decoded Value: Yes
NPIC5 character 5. Does P shout or curse angrily?
ADNI2: 1=Yes ; 0=No
ADNI3, ADNI4: 0=No ; 1=Yes
Decoded Value: Yes
NPIC6 character 6. Does P slam doors, kick furniture, throw things?
ADNI2: 1=Yes ; 0=No
ADNI3, ADNI4: 0=No ; 1=Yes
Decoded Value: Yes
NPIC7 character 7. Does P attempt to hurt or hit others?
ADNI2: 1=Yes ; 0=No
ADNI3, ADNI4: 0=No ; 1=Yes
Decoded Value: Yes
NPIC8 character 8. Does P have any other aggressive or agitated behaviors?
ADNI2: 1=Yes ; 0=No
ADNI3, ADNI4: 0=No ; 1=Yes
Decoded Value: Yes
NPIC9A character 9a. Frequency Ratings
ADNI2: 1=1: Occasionally ; 2=2: Often ; 3=3: Frequently ; 4=4: Very frequently
ADNI3, ADNI4: 1=1: Occasionally ; 2=2: Often ; 3=3: Frequently ; 4=4: Very frequently
Decoded Value: Yes
NPIC9B character 9b. Severity Ratings 1=1: Mild ; 2=2: Moderate ; 3=3: Marked Decoded Value: Yes
NPIC9C character 9c. Caregiver Distress 0=Not at all ; 1=Minimally ; 2=Mildly ; 3=Moderately ; 4=Severely ; 5=Very severely or extremely Decoded Value: Yes
NPICTOT numeric C. Agitation/Aggression: Item score
ADNI2, ADNI3: 0..12
ADNI4
NPID character D: Depression/Dysphoria 0=No ; 1=Yes Decoded Value: Yes
NPID1 character 1. Does P have periods of tearfulness or sobbing that seem to indicate sadness?
ADNI2: 1=Yes ; 0=No
ADNI3, ADNI4: 0=No ; 1=Yes
Decoded Value: Yes
NPID2 character 2. Does P say or act as if he/she is sad or low in spirits?
ADNI2: 1=Yes ; 0=No
ADNI3, ADNI4: 0=No ; 1=Yes
Decoded Value: Yes
NPID3 character 3. Does P put him/herself down or say that he/she feels like a failure?
ADNI2: 1=Yes ; 0=No
ADNI3, ADNI4: 0=No ; 1=Yes
Decoded Value: Yes
NPID4 character 4. Does P say that he/she is a bad person or deserves to be punished?
ADNI2: 1=Yes ; 0=No
ADNI3, ADNI4: 0=No ; 1=Yes
Decoded Value: Yes
NPID5 character 5. Does P seem very discouraged or say that he/ she has not future?
ADNI2: 1=Yes ; 0=No
ADNI3, ADNI4: 0=No ; 1=Yes
Decoded Value: Yes
NPID6 character 6. Does P say he/she is a burden to the family or that the family would be better off without him/her?
ADNI2: 1=Yes ; 0=No
ADNI3, ADNI4: 0=No ; 1=Yes
Decoded Value: Yes
NPID7 character 7. Does P express a wish for death or talk about killing him/herself?
ADNI2: 1=Yes ; 0=No
ADNI3, ADNI4: 0=No ; 1=Yes
Decoded Value: Yes
NPID8 character 8. Does P show any other signs of depression or sadness?
ADNI2: 1=Yes ; 0=No
ADNI3, ADNI4: 0=No ; 1=Yes
Decoded Value: Yes
NPID9A character 9a. Frequency Ratings
ADNI2: 1=1: Occasionally ; 2=2: Often ; 3=3: Frequently ; 4=4: Very frequently
ADNI3, ADNI4: 1=1: Occasionally ; 2=2: Often ; 3=3: Frequently ; 4=4: Very frequently
Decoded Value: Yes
NPID9B character 9b. Severity Ratings 1=1: Mild ; 2=2: Moderate ; 3=3: Marked Decoded Value: Yes
NPID9C character 9c. Caregiver Distress 0=Not at all ; 1=Minimally ; 2=Mildly ; 3=Moderately ; 4=Severely ; 5=Very severely or extremely Decoded Value: Yes
NPIDTOT numeric D. Depression/Dysphoria: Item score
ADNI2, ADNI3: 0..12
ADNI4
NPIE character E. Anxiety 0=No ; 1=Yes Decoded Value: Yes
NPIE1 character 1. Does P say that he/she is worried about planned events?
ADNI2: 1=Yes ; 0=No
ADNI3, ADNI4: 0=No ; 1=Yes
Decoded Value: Yes
NPIE2 character 2. Does P have periods of feeling shaky, unable to relax, or feeling excessively tense?
ADNI2: 1=Yes ; 0=No
ADNI3, ADNI4: 0=No ; 1=Yes
Decoded Value: Yes
NPIE3 character 3. Does P have periods of [or complain of] shortness of breath, gasping, or sighing for no apparent reason other than nervousness?
ADNI2: 1=Yes ; 0=No
ADNI3, ADNI4: 0=No ; 1=Yes
Decoded Value: Yes
NPIE4 character 4. Does P complain of butterflies in his/her stomach, or of racing or pounding of the heart in association with nervousness? [Symptoms not explained by ill health]?
ADNI2: 1=Yes ; 0=No
ADNI3, ADNI4: 0=No ; 1=Yes
Decoded Value: Yes
NPIE5 character 5. Does P avoid certain places or situations that make him.her more nervous such as riding in the car, meeting with friends, or being in crowds?
ADNI2: 1=Yes ; 0=No
ADNI3, ADNI4: 0=No ; 1=Yes
Decoded Value: Yes
NPIE6 character 6. Does P become nervous or upset when separated from you [or his/her caregiver]? [Does he/she cling to you to keep from being separated?]
ADNI2: 1=Yes ; 0=No
ADNI3, ADNI4: 0=No ; 1=Yes
Decoded Value: Yes
NPIE7 character 7. Does P show any other signs of anxiety?
ADNI2: 1=Yes ; 0=No
ADNI3, ADNI4: 0=No ; 1=Yes
Decoded Value: Yes
NPIE8A character 8a. Frequency Ratings
ADNI2: 1=1: Occasionally ; 2=2: Often ; 3=3: Frequently ; 4=4: Very frequently
ADNI3, ADNI4: 1=1: Occasionally ; 2=2: Often ; 3=3: Frequently ; 4=4: Very frequently
Decoded Value: Yes
NPIE8B character 8b. Severity Ratings 1=1: Mild ; 2=2: Moderate ; 3=3: Marked Decoded Value: Yes
NPIE8C character 8c. Caregiver Distress 0=Not at all ; 1=Minimally ; 2=Mildly ; 3=Moderately ; 4=Severely ; 5=Very severely or extremely Decoded Value: Yes
NPIETOT numeric E. Anxiety: Item score
ADNI2, ADNI3: 0..12
ADNI4
NPIF character F. Elation/Euphoria 0=No ; 1=Yes Decoded Value: Yes
NPIF1 character 1. Does P appear to feel too good or too happy, different from his/her usual self?
ADNI2: 1=Yes ; 0=No
ADNI3, ADNI4: 0=No ; 1=Yes
Decoded Value: Yes
NPIF2 character 2. Does P find humor and laugh at things that others do not find funny?
ADNI2: 1=Yes ; 0=No
ADNI3, ADNI4: 0=No ; 1=Yes
Decoded Value: Yes
NPIF3 character 3. Does P seem to have a childish sense of humor with a tendency to giggle or laugh inappropriately (such as when something unfortunate happens to others)?
ADNI2: 1=Yes ; 0=No
ADNI3, ADNI4: 0=No ; 1=Yes
Decoded Value: Yes
NPIF4 character 4. Does P tell jokes or make remarks that have little humor for others but seem funny to him/her?
ADNI2: 1=Yes ; 0=No
ADNI3, ADNI4: 0=No ; 1=Yes
Decoded Value: Yes
NPIF5 character 5. Does he/she play childish pranks such as pinching or playing "keep away" for the fun of it?
ADNI2: 1=Yes ; 0=No
ADNI3, ADNI4: 0=No ; 1=Yes
Decoded Value: Yes
NPIF6 character 6. Does P "talk big" or claim to have more abilities or wealth than is true?
ADNI2: 1=Yes ; 0=No
ADNI3, ADNI4: 0=No ; 1=Yes
Decoded Value: Yes
NPIF7 character 7. Does P show any other signs of feeling too good or being too happy?
ADNI2: 1=Yes ; 0=No
ADNI3, ADNI4: 0=No ; 1=Yes
Decoded Value: Yes
NPIF8A character 8a. Frequency Ratings
ADNI2: 1=1: Occasionally ; 2=2: Often ; 3=3: Frequently ; 4=4: Very frequently
ADNI3, ADNI4: 1=1: Occasionally ; 2=2: Often ; 3=3: Frequently ; 4=4: Very frequently
Decoded Value: Yes
NPIF8B character 8b. Severity Ratings 1=1: Mild ; 2=2: Moderate ; 3=3: Marked Decoded Value: Yes
NPIF8C character 8c. Caregiver Distress 0=Not at all ; 1=Minimally ; 2=Mildly ; 3=Moderately ; 4=Severely ; 5=Very severely or extremely Decoded Value: Yes
NPIFTOT numeric F. Elation/Euphoria: Item score
ADNI2, ADNI3: 0..12
ADNI4
NPIG character G. Apathy/Indifference 0=No ; 1=Yes Decoded Value: Yes
NPIG1 character 1. Does P seem less spontaneous and less active than usual?
ADNI2: 1=Yes ; 0=No
ADNI3, ADNI4: 0=No ; 1=Yes
Decoded Value: Yes
NPIG2 character 2. Is P less likely to initiate a conversation?
ADNI2: 1=Yes ; 0=No
ADNI3, ADNI4: 0=No ; 1=Yes
Decoded Value: Yes
NPIG3 character 3. Is P less affectionate or lacking in emotions when compared to his/her usual self?
ADNI2: 1=Yes ; 0=No
ADNI3, ADNI4: 0=No ; 1=Yes
Decoded Value: Yes
NPIG4 character 4. Does P contribute less to household chores?
ADNI2: 1=Yes ; 0=No
ADNI3, ADNI4: 0=No ; 1=Yes
Decoded Value: Yes
NPIG5 character 5. Does P seem less interested in the activities and plans of others?
ADNI2: 1=Yes ; 0=No
ADNI3, ADNI4: 0=No ; 1=Yes
Decoded Value: Yes
NPIG6 character 6. Has P lost interest in friends and family members?
ADNI2: 1=Yes ; 0=No
ADNI3, ADNI4: 0=No ; 1=Yes
Decoded Value: Yes
NPIG7 character 7. Is P less enthusiastic about his/her usual interests?
ADNI2: 1=Yes ; 0=No
ADNI3, ADNI4: 0=No ; 1=Yes
Decoded Value: Yes
NPIG8 character 8. Does P show any other signs that he/she doesn't care about doing new things?
ADNI2: 1=Yes ; 0=No
ADNI3, ADNI4: 0=No ; 1=Yes
Decoded Value: Yes
NPIG9A character 9a. Frequency Ratings
ADNI2: 1=1: Occasionally ; 2=2: Often ; 3=3: Frequently ; 4=4: Very frequently
ADNI3, ADNI4: 1=1: Occasionally ; 2=2: Often ; 3=3: Frequently ; 4=4: Very frequently
Decoded Value: Yes
NPIG9B character 9b. Severity Ratings 1=1: Mild ; 2=2: Moderate ; 3=3: Marked Decoded Value: Yes
NPIG9C character 9c. Caregiver Distress 0=Not at all ; 1=Minimally ; 2=Mildly ; 3=Moderately ; 4=Severely ; 5=Very severely or extremely Decoded Value: Yes
NPIGTOT numeric G. Apathy/Indifference: Item score
ADNI2, ADNI3: 0..12
ADNI4
NPIH character H. Disinhibition 0=No ; 1=Yes Decoded Value: Yes
NPIH1 character 1. Does P act impulsively without appearing to consider the consequences?
ADNI2: 1=Yes ; 0=No
ADNI3, ADNI4: 0=No ; 1=Yes
Decoded Value: Yes
NPIH2 character 2. Does P talk to total strangers as if he/she knew them?
ADNI2: 1=Yes ; 0=No
ADNI3, ADNI4: 0=No ; 1=Yes
Decoded Value: Yes
NPIH3 character 3. Does P say things to people that are insensitive or hurt their feelings?
ADNI2: 1=Yes ; 0=No
ADNI3, ADNI4: 0=No ; 1=Yes
Decoded Value: Yes
NPIH4 character 4. Does P say crude things or make sexual remarks that they would not usually have said?
ADNI2: 1=Yes ; 0=No
ADNI3, ADNI4: 0=No ; 1=Yes
Decoded Value: Yes
NPIH5 character 5. Does P talk openly about very personal or private matters not usually discussed in public?
ADNI2: 1=Yes ; 0=No
ADNI3, ADNI4: 0=No ; 1=Yes
Decoded Value: Yes
NPIH6 character 6. Does P take liberties or touch or hug others in a way that is out of character for him/her?
ADNI2: 1=Yes ; 0=No
ADNI3, ADNI4: 0=No ; 1=Yes
Decoded Value: Yes
NPIH7 character 7. Does P show any other signs of loss of control of his/her impulses?
ADNI2: 1=Yes ; 0=No
ADNI3, ADNI4: 0=No ; 1=Yes
Decoded Value: Yes
NPIH8A character 8a. Frequency Ratings
ADNI2: 1=1: Occasionally ; 2=2: Often ; 3=3: Frequently ; 4=4: Very frequently
ADNI3, ADNI4: 1=1: Occasionally ; 2=2: Often ; 3=3: Frequently ; 4=4: Very frequently
Decoded Value: Yes
NPIH8B character 8b. Severity Ratings 1=1: Mild ; 2=2: Moderate ; 3=3: Marked Decoded Value: Yes
NPIH8C character 8c. Caregiver Distress 0=Not at all ; 1=Minimally ; 2=Mildly ; 3=Moderately ; 4=Severely ; 5=Very severely or extremely Decoded Value: Yes
NPIHTOT numeric H. Disinhibition: Item score
ADNI2, ADNI3: 0..12
ADNI4
NPII character I. Irritability/Lability 0=No ; 1=Yes Decoded Value: Yes
NPII1 character 1. Does P have a bad temper, flying "off the handle" easily over little things?
ADNI2: 1=Yes ; 0=No
ADNI3, ADNI4: 0=No ; 1=Yes
Decoded Value: Yes
NPII2 character 2. Does P rapidly change moods from one to another, being fine one minute and angry the next?
ADNI2: 1=Yes ; 0=No
ADNI3, ADNI4: 0=No ; 1=Yes
Decoded Value: Yes
NPII3 character 3. Does P have sudden flashes of anger?
ADNI2: 1=Yes ; 0=No
ADNI3, ADNI4: 0=No ; 1=Yes
Decoded Value: Yes
NPII4 character 4. Is P impatient, having trouble coping with delays or waiting for planned activities?
ADNI2: 1=Yes ; 0=No
ADNI3, ADNI4: 0=No ; 1=Yes
Decoded Value: Yes
NPII5 character 5. Is P cranky and irritable?
ADNI2: 1=Yes ; 0=No
ADNI3, ADNI4: 0=No ; 1=Yes
Decoded Value: Yes
NPII6 character 6. Is P argumentative and difficult to get along with?
ADNI2: 1=Yes ; 0=No
ADNI3, ADNI4: 0=No ; 1=Yes
Decoded Value: Yes
NPII7 character 7. Does P show any other signs of irritability?
ADNI2: 1=Yes ; 0=No
ADNI3, ADNI4: 0=No ; 1=Yes
Decoded Value: Yes
NPII8A character 8a. Frequency Ratings
ADNI2: 1=1: Occasionally ; 2=2: Often ; 3=3: Frequently ; 4=4: Very frequently
ADNI3, ADNI4: 1=1: Occasionally ; 2=2: Often ; 3=3: Frequently ; 4=4: Very frequently
Decoded Value: Yes
NPII8B character 8b. Severity Ratings 1=1: Mild ; 2=2: Moderate ; 3=3: Marked Decoded Value: Yes
NPII8C character 8c. Caregiver Distress 0=Not at all ; 1=Minimally ; 2=Mildly ; 3=Moderately ; 4=Severely ; 5=Very severely or extremely Decoded Value: Yes
NPIITOT numeric I. Irritability/Lability: Item score
ADNI2, ADNI3: 0..12
ADNI4
NPIJ character J. Aberrant Motor Behavior 0=No ; 1=Yes Decoded Value: Yes
NPIJ1 character 1. Does P pace around the house without apparent purpose?
ADNI2: 1=Yes ; 0=No
ADNI3, ADNI4: 0=No ; 1=Yes
Decoded Value: Yes
NPIJ2 character 2. Does P rummage around opening and unpacking drawers or closets?
ADNI2: 1=Yes ; 0=No
ADNI3, ADNI4: 0=No ; 1=Yes
Decoded Value: Yes
NPIJ3 character 3. Does P repeatedly put on and take off clothing?
ADNI2: 1=Yes ; 0=No
ADNI3, ADNI4: 0=No ; 1=Yes
Decoded Value: Yes
NPIJ4 character 4. Does P have repetitive activities or "habits" that he/she performs over and over?
ADNI2: 1=Yes ; 0=No
ADNI3, ADNI4: 0=No ; 1=Yes
Decoded Value: Yes
NPIJ5 character 5. Does P engage in repetitive activities such as handling buttons, picking, wrapping string, etc?
ADNI2: 1=Yes ; 0=No
ADNI3, ADNI4: 0=No ; 1=Yes
Decoded Value: Yes
NPIJ6 character 6. Has P fidget excessively, seem unable to sit still, or bounce his/her feet or tap his/her fingers a lot?
ADNI2: 1=Yes ; 0=No
ADNI3, ADNI4: 0=No ; 1=Yes
Decoded Value: Yes
NPIJ7 character 7. Does P do any other activities over and over?
ADNI2: 1=Yes ; 0=No
ADNI3, ADNI4: 0=No ; 1=Yes
Decoded Value: Yes
NPIJ8A character 8a. Frequency Ratings
ADNI2: 1=1: Occasionally ; 2=2: Often ; 3=3: Frequently ; 4=4: Very frequently
ADNI3, ADNI4: 1=1: Occasionally ; 2=2: Often ; 3=3: Frequently ; 4=4: Very frequently
Decoded Value: Yes
NPIJ8B character 8b. Severity Ratings 1=1: Mild ; 2=2: Moderate ; 3=3: Marked Decoded Value: Yes
NPIJ8C character 8c. Caregiver Distress 0=Not at all ; 1=Minimally ; 2=Mildly ; 3=Moderately ; 4=Severely ; 5=Very severely or extremely Decoded Value: Yes
NPIJTOT numeric J. Aberrant Motor Behavior: Item score
ADNI2, ADNI3: 0..12
ADNI4
NPIK character K. Sleep 0=No ; 1=Yes Decoded Value: Yes
NPIK1 character 1. Does P have difficulty falling asleep?
ADNI2: 1=Yes ; 0=No
ADNI3, ADNI4: 0=No ; 1=Yes
Decoded Value: Yes
NPIK2 character 2. Does P get up during the night (do not count if the patient gets up once or twice per night only to go to the bathroom and falls back asleep immediately)?
ADNI2: 1=Yes ; 0=No
ADNI3, ADNI4: 0=No ; 1=Yes
Decoded Value: Yes
NPIK3 character 3. Does P wander, pace, or get involved in inappropriate activities at night?
ADNI2: 1=Yes ; 0=No
ADNI3, ADNI4: 0=No ; 1=Yes
Decoded Value: Yes
NPIK4 character 4. Does P awaken you during the night?
ADNI2: 1=Yes ; 0=No
ADNI3, ADNI4: 0=No ; 1=Yes
Decoded Value: Yes
NPIK5 character 5. Does P awaken at night, dress, and plan to go out thinking that it is morning and time to start the day?
ADNI2: 1=Yes ; 0=No
ADNI3, ADNI4: 0=No ; 1=Yes
Decoded Value: Yes
NPIK6 character 6. Does P awaken too early in the morning (earlier than was his/her habit)?
ADNI2: 1=Yes ; 0=No
ADNI3, ADNI4: 0=No ; 1=Yes
Decoded Value: Yes
NPIK7 character 7. Does P sleep excessively during the day?
ADNI2: 1=Yes ; 0=No
ADNI3, ADNI4: 0=No ; 1=Yes
Decoded Value: Yes
NPIK8 character 8. Does P have any other night-time behaviors that bother you that we haven't talked about?
ADNI2: 1=Yes ; 0=No
ADNI3, ADNI4: 0=No ; 1=Yes
Decoded Value: Yes
NPIK9A character 9a. Frequency Ratings
ADNI2: 1=1: Occasionally ; 2=2: Often ; 3=3: Frequently ; 4=4: Very frequently
ADNI3, ADNI4: 1=1: Occasionally ; 2=2: Often ; 3=3: Frequently ; 4=4: Very frequently
Decoded Value: Yes
NPIK9B character 9b. Severity Ratings 1=1: Mild ; 2=2: Moderate ; 3=3: Marked Decoded Value: Yes
NPIK9C character 9c. Caregiver Distress 0=Not at all ; 1=Minimally ; 2=Mildly ; 3=Moderately ; 4=Severely ; 5=Very severely or extremely Decoded Value: Yes
NPIKTOT numeric K. Sleep: Item score
ADNI2, ADNI3: 0..12
ADNI4
NPIL character L. Appetite and eating disorders: 0=No ; 1=Yes Decoded Value: Yes
NPIL1 character 1. Has he/she had a loss of appetite?
ADNI2: 1=Yes ; 0=No
ADNI3, ADNI4: 0=No ; 1=Yes
Decoded Value: Yes
NPIL2 character 2. Has he/she had an increase in appetite?
ADNI2: 1=Yes ; 0=No
ADNI3, ADNI4: 0=No ; 1=Yes
Decoded Value: Yes
NPIL3 character 3. Has he/she had a loss of weight?
ADNI2: 1=Yes ; 0=No
ADNI3, ADNI4: 0=No ; 1=Yes
Decoded Value: Yes
NPIL4 character 4. Has he/she gained weight?
ADNI2: 1=Yes ; 0=No
ADNI3, ADNI4: 0=No ; 1=Yes
Decoded Value: Yes
NPIL5 character 5. Has he/she had a change in eating behavior such as putting too much food in his/her mouth at once?
ADNI2: 1=Yes ; 0=No
ADNI3, ADNI4: 0=No ; 1=Yes
Decoded Value: Yes
NPIL6 character 6. Has he/she had a change in the kind of food he/she likes such as eating too many sweets or other specific types of food?
ADNI2: 1=Yes ; 0=No
ADNI3, ADNI4: 0=No ; 1=Yes
Decoded Value: Yes
NPIL7 character 7. Has he/she developed eating behaviors such as eating exactly the same types of food each day or eating the food in exactly the same order?
ADNI2: 1=Yes ; 0=No
ADNI3, ADNI4: 0=No ; 1=Yes
Decoded Value: Yes
NPIL8 character 8. Have there been any other changes in appetite or eating that I haven't asked about?
ADNI2: 1=Yes ; 0=No
ADNI3, ADNI4: 0=No ; 1=Yes
Decoded Value: Yes
NPIL9A character 9a. Frequency Ratings
ADNI2: 1=1: Occasionally ; 2=2: Often ; 3=3: Frequently ; 4=4: Very frequently
ADNI3, ADNI4: 1=1: Occasionally ; 2=2: Often ; 3=3: Frequently ; 4=4: Very frequently
Decoded Value: Yes
NPIL9B character 9b. Severity Ratings 1=1: Mild ; 2=2: Moderate ; 3=3: Marked Decoded Value: Yes
NPIL9C character 9c. Caregiver Distress 0=Not at all ; 1=Minimally ; 2=Mildly ; 3=Moderately ; 4=Severely ; 5=Very severely or extremely Decoded Value: Yes
NPILTOT numeric L. Appetite and eating disorders: Item score
ADNI2, ADNI3: 0..12
ADNI4
NPITOTAL numeric NPI Total Score
ADNI2, ADNI3: 0..144
ADNI4
ID numeric Record ID Range value: 2, ..., 187116
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