Clinician and caregiver agreement on neuropsychiatric symptom severity: a study using the Neuropsychiatric Inventory – Clinician rating scale (NPI-C)

2014 ◽  
Vol 26 (7) ◽  
pp. 1139-1145 ◽  
Author(s):  
Shirin Zaidi ◽  
Martin G. Kat ◽  
Jos F.M. de Jonghe

ABSTRACTBackground:Neuropsychiatric symptoms (NPS) are highly prevalent in dementia. The recently developed Neuropsychiatric Inventory – Clinician rating scale (NPI-C) includes clinical judgment and new symptom domains. Our objective was to evaluate NPI-C reliability and to compare caregiver and clinician ratings across the range of mild to severe cognitive impairment.Methods:This is a cross-sectional observational study. Participants were geriatric memory clinic patients and nursing-home residents (n = 30) with an established diagnosis of dementia or Mild Cognitive Impairment (MCI). A psychiatrist (MK) interviewed caregiver–patient dyads using the NPI-C. Neuropsychological tests and Mini-Mental State Examination (MMSE) were used to assess cognitive impairment. Two NPI-C caregiver interviews were videotaped and rated by psychologists and geriatricians. Intra-class correlations (ICCs) were used to examine inter-rater agreement. Correlation coefficients were calculated to evaluate caregiver and psychiatrist NPI-C ratings. Disagreement between caregiver and clinician was expressed in delta scores and examined across the range of mild to severe cognitive impairment, using Levene's homogeneity of variances tests.Results:Inter-rater agreement on ratings of two caregiver videos was high (ICC = 0.99–1.0). Clinician–caregiver concordance on NPI-C total severity ratings was high (r = 0.77). Variability in clinician–caregiver concordance was associated with cognitive impairment: MMSE (P = 0.02), CAMCOG-R (Cambridge Cognitive Examination-revised) total scores (P = 0.02), CAMCOG-R Memory scores (P = 0.04) and Language scores (P = 0.01).Conclusions:The NPI-C is a reliable measure of NPS in patients with MCI or dementia. Clinician–caregiver agreement on NPS severity may vary with cognitive impairment, underlining the importance of clinician-based measures of NPS.

2013 ◽  
Vol 25 (9) ◽  
pp. 1503-1511 ◽  
Author(s):  
Florindo Stella ◽  
Orestes Vicente Forlenza ◽  
Jerson Laks ◽  
Larissa Pires de Andrade ◽  
Michelle A. Ljubetic Avendaño ◽  
...  

ABSTRACTBackground:Patients with dementia may be unable to describe their symptoms, and caregivers frequently suffer emotional burden that can interfere with judgment of the patient's behavior. The Neuropsychiatric Inventory-Clinician rating scale (NPI-C) was therefore developed as a comprehensive and versatile instrument to assess and accurately measure neuropsychiatric symptoms (NPS) in dementia, thereby using information from caregiver and patient interviews, and any other relevant available data. The present study is a follow-up to the original, cross-national NPI-C validation, evaluating the reliability and concurrent validity of the NPI-C in quantifying psychopathological symptoms in dementia in a large Brazilian cohort.Methods:Two blinded raters evaluated 312 participants (156 patient-knowledgeable informant dyads) using the NPI-C for a total of 624 observations in five Brazilian centers. Inter-rater reliability was determined through intraclass correlation coefficients for the NPI-C domains and the traditional NPI. Convergent validity included correlations of specific domains of the NPI-C with the Brief Psychiatric Rating Scale (BPRS), the Cohen-Mansfield Agitation Index (CMAI), the Cornell Scale for Depression in Dementia (CSDD), and the Apathy Inventory (AI).Results:Inter-rater reliability was strong for all NPI-C domains. There were high correlations between NPI-C/delusions and BPRS, NPI-C/apathy-indifference with the AI, NPI-C/depression-dysphoria with the CSDD, NPI-C/agitation with the CMAI, and NPI-C/aggression with the CMAI. There was moderate correlation between the NPI-C/aberrant vocalizations and CMAI and the NPI-C/hallucinations with the BPRS.Conclusion:The NPI-C is a comprehensive tool that provides accurate measurement of NPS in dementia with high concurrent validity and inter-rater reliability in the Brazilian setting. In addition to universal assessment, the NPI-C can be completed by individual domains.


2004 ◽  
Vol 16 (1) ◽  
pp. 51-60 ◽  
Author(s):  
Yonas E. Geda ◽  
Glenn E. Smith ◽  
David S. Knopman ◽  
Bradley F. Boeve ◽  
Eric G. Tangalos ◽  
...  

Background: There is inadequate information regarding the neuropsychiatric aspect of Mild Cognitive Impairment (MCI).Objective: To determine the neuropsychiatric profile of MCI, and compare this with normal controls and patients with mild Alzheimer's Disease (AD).Design: Cross-sectional assessment of psychiatric symptoms in subjects that are enrolled in Mayo Clinic's longitudinal study of normal aging, MCI and dementia.Methods and Participants: The Neuropsychiatric Inventory (NPI) was administered to normal control subjects, MCI subjects and patients with early AD. Individual NPI domain scores and total NPI scores were compared among the three groups after controlling for age, educational status, Dementia Rating Scale (DRS) and Mini-Mental State Examination (MMSE) scores. Statistical analysis was performed by utilizing ANOVA, χ2 and Fisher's exact test.Results: Data were analyzed on 514 normal controls, 54 MCI subjects, and 87 subjects with mild AD (CDR of 0.5 or 1); females consisted of 60.3%, 53.7% and 57.5%; and, the average ages (SD) were 77.8 (1.95), 79 (4.6), 80.5 (14.6) respectively. ANOVA pair-wise comparison revealed that both MMSE and DRS differences among the three groups were significantly different at (p=0.05). The total NPI scores were significantly different (p=0.0001, F=107.93) among the three groups using ANOVA. Pair-wise comparison of individual behavioral domain of NPI showed statistically significant differences between MCI and normals; and MCI and AD (p=0.001). Group differences on NPI remained after controlling for age and education at p=0.0375 and p=0.0050 respectively.Conclusion: The neuropsychiatric pattern is reminiscent of the clinical, neuroimaging and neuropsychological profile of MCI. It gives further credence to the view that MCI is indeed the gray zone, with overlap on both ends of the pole.


2011 ◽  
Vol 42 (4) ◽  
pp. 437-451
Author(s):  
Obiora E. Onwuameze ◽  
Susan K. Schultz ◽  
Sergio Paradiso

Objective: To determine rates of psychotic symptoms and associated modifiable and non-modifiable factors among elderly long term nursing home residents without prior history of psychiatric illness. Method: A cross-sectional design using the Scale for the Assessment of Positive Symptoms (SAPS) to measure psychotic symptoms, the Folstein's Mini-Mental State Exam (MMSE), and Mattis Dementia Rating Scale (DRS) to evaluate cognitive impairment. Frequency and rates of global psychotic symptoms and hallucinations, delusions, formal thought disorder, and bizarre behavior were calculated. Logistic regression was used to examine modifiable (e.g., medication use) and non-modifiable clinical characteristics (e.g., older age) associated with late-life psychosis. Results: There were 15.9% of subjects reporting delusions and 7.3% reporting hallucinations. History of stroke, poorer cognition, and receiving multiple medications showed significant association with late-life psychosis. Only stroke (OR=9.12; 95% CI: 1.58–52.74) and receiving different classes of medications (benzodiazepines, neuroleptics, and antidepressants) (OR=13.17; 95% CI: 2.10–85.82) remained significantly associated with psychosis after adjusting for Mattis DRS total score. Further analyses excluding subjects with MMSE scores of 24 or lower ( n = 24) showed essentially the same results but subjects with better cognitive function suffered a less severe form of psychosis, essentially constituted by one symptom type (i.e., visual hallucinations). Conclusions: Rates of late-life psychosis in this sample of nursing home residents without previous psychiatric history were high. Simultaneous use of medications including antidepressants, sedatives, and stimulants may be a clinically relevant modifiable factor to be targeted in prevention studies. Severity and type of psychosis is dependent on the severity of cognitive impairment.


2021 ◽  
Vol 21 (1) ◽  
Author(s):  
Anthony P. Nunes ◽  
Danni Zhao ◽  
William M. Jesdale ◽  
Kate L. Lapane

Abstract Background Despite experimental evidence suggesting that pain sensitivity is not impaired by cognitive impairment, observational studies in nursing home residents have observed an inverse association between cognitive impairment and resident-reported or staff-assessed pain. Under the hypothesis that the inverse association may be partially attributable to differential misclassification due to recall and communication limitations, this study implemented a missing data approach to quantify the absolute magnitude of misclassification of pain, pain frequency, and pain intensity by level of cognitive impairment. Methods Using the 2016 Minimum Data Set 3.0, we conducted a cross-sectional study among newly admitted US nursing home residents. Pain presence, severity, and frequency is assessed via resident-reported measures. For residents unable to communicate their pain, nursing home staff document pain based on direct resident observation and record review. We estimate a counterfactual expected level of pain in the absence of cognitive impairment by multiply imputing modified pain indicators for which the values were retained for residents with no/mild cognitive impairment and set to missing for residents with moderate/severe cognitive impairment. Absolute differences (∆) in the presence and magnitude of pain were calculated as the difference between documented pain and the expected level of pain. Results The difference between observed and expected resident reported pain was greater in residents with severe cognitive impairment (∆ = -10.2%, 95% Confidence Interval (CI): -10.9% to -9.4%) than those with moderate cognitive impairment (∆ = -4.5%, 95% CI: -5.4% to -3.6%). For staff-assessed pain, the magnitude of apparent underreporting was similar between residents with moderate impairment (∆ = -7.2%, 95% CI: -8.3% to -6.0%) and residents with severe impairment (∆ = -7.2%, 95% CI: -8.0% to -6.3%). Pain characterized as “mild” had the highest magnitude of apparent underreporting. Conclusions In residents with moderate to severe cognitive impairment, documentation of any pain was lower than expected in the absence of cognitive impairment. This finding supports the hypothesis that an inverse association between pain and cognitive impairment may be explained by differential misclassification. This study highlights the need to develop analytic and/or procedural solutions to correct for recall/reporter bias resulting from cognitive impairment.


2013 ◽  
Vol 7 (3) ◽  
pp. 244-251 ◽  
Author(s):  
Florindo Stella

ABSTRACT The issue of this article concerned the discussion about tools frequently used tools for assessing neuropsychiatric symptoms of patients with dementia, particularly Alzheimer's disease. The aims were to discuss the main tools for evaluating behavioral disturbances, and particularly the accuracy of the Neuropsychiatric Inventory - Clinician Rating Scale (NPI-C). The clinical approach to and diagnosis of neuropsychiatric syndromes in dementia require suitable accuracy. Advances in the recognition and early accurate diagnosis of psychopathological symptoms help guide appropriate pharmacological and non-pharmacological interventions. In addition, recommended standardized and validated measurements contribute to both scientific research and clinical practice. Emotional distress, caregiver burden, and cognitive impairment often experienced by elderly caregivers, may affect the quality of caregiver reports. The clinician rating approach helps attenuate these misinterpretations. In this scenario, the NPI-C is a promising and versatile tool for assessing neuropsychiatric syndromes in dementia, offering good accuracy and high reliability, mainly based on the diagnostic impression of the clinician. This tool can provide both strategies: a comprehensive assessment of neuropsychiatric symptoms in dementia or the investigation of specific psychopathological syndromes such as agitation, depression, anxiety, apathy, sleep disorders, and aberrant motor disorders, among others.


2019 ◽  
Vol 13 (4) ◽  
pp. 469-474 ◽  
Author(s):  
Cristiani Sartorio Menegardo ◽  
Fernanda Alencar Friggi ◽  
Julia Baldon Scardini ◽  
Tais Souza Rossi ◽  
Thais dos Santos Vieira ◽  
...  

ABSTRACT The sundown syndrome is a complex neurobehavioral disorder in patients with dementia associated with high financial cost and significant caregiver burden. It is a multifactorial phenomenon with unclear pathophysiology, characterized by the presence of neuropsychiatric symptoms in the evening period. Objective: To analyze the main neuropsychiatric symptoms, their correlation with one another, with comorbidities, and with time of day of greatest symptom intensity in patients with Alzheimer’s disease dementia. Methods: This is a cross-sectional, observational and explanatory study in which caregivers/relatives of elderly patients with dementia were interviewed using a structured tool called the Neuropsychiatric Inventory (NPI). Results: The sample studied was composed of 38 patients, 60.5% female and 39.5% male, with mean age of 81±6 (67-94) years. A high frequency of neuropsychiatric symptoms in the evening period was observed, predominantly irritability (55.3%), nocturnal behavior (47.4%), and aggressiveness (42.1%). Only 36.8% of the family caregivers used non-pharmacological strategies. Conclusion: The frequency of neuropsychiatric symptoms was exacerbated in the evening among patients with Alzheimer’s disease, especially for those behavioral symptoms that had a positive correlation with one another.


2008 ◽  
Author(s):  
J. Y. Choe ◽  
J. C. Youn ◽  
J. H. Park ◽  
I. S. Park ◽  
J. W. Jeong ◽  
...  

2020 ◽  
Vol 78 (3) ◽  
pp. 911-917
Author(s):  
Janina Krell-Roesch ◽  
Jeremy A. Syrjanen ◽  
Michelle M. Mielke ◽  
Teresa J. Christianson ◽  
Walter K. Kremers ◽  
...  

We examined the associations between baseline neuropsychiatric symptoms (NPS) and longitudinal changes in functional performance among 5,394 non-demented individuals aged ≥50 years (2,729 males; median age 74.2 years; 4,716 cognitively unimpaired, 678 mild cognitive impairment). After adjusting for age, sex, education, and medical comorbidities, NPS assessed by the Neuropsychiatric Inventory Questionnaire, clinical depression (Beck Depression Inventory score ≥13) and anxiety (Beck Anxiety Inventory score ≥10) were significantly associated with an increase in the Functional Activities Questionnaire score, indicating functional decline over time. This association may vary depending on the degree of cognitive impairment at baseline.


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