scholarly journals The Development of the Dementia Screening Battery-100: Instrument Presentation, Reliability, and Construct Validity

2017 ◽  
Vol 7 (2) ◽  
pp. 215-229 ◽  
Author(s):  
Tarek Bellaj ◽  
Sonia Ben Jemaa ◽  
Maher Khelifa ◽  
Mona Ben Djebara ◽  
Riadh Gouider ◽  
...  

Background/Aim: The screening of dementia in non-Westerners has so far relied on translations and adaptations of reputed instruments. Other efforts focused on developing culturally appropriate tests or tests in touch with new developments in the field. This study presents the rationale behind the construction of a new dementia screening test: the Dementia Screening Battery-100 (DSB-100). Methods: The DSB-100 was administered to 46 demented individuals and 159 healthy matched controls. All demented participants met the DSM-IV criteria for dementia. The healthy controls showed no cognitive impairment and were independent in activities of daily living. The DSB-100 was administered as part of a larger neuropsychological assessment to collect additional indices on the severity of patients’ dementia, depression, and frontal dysfunctions. The same information was used for comparisons with DSB-100 scores. Results: Multiple regression analysis suggested that age and education, but not the variable sex, are essential in predicting cognitive performance. Construct validation yielded 4 factors, namely attention-visuospatial factors, memory, language, and executive functions. The results showed that the DSB-100 has a high interrater reliability and an acceptable overall internal homogeneity. Conclusion: These results validate the DSB-100 and suggest its appropriateness for dementia screening in Tunisian elderly and possibly elderly people from other cultures with modifications to some subscales.

2005 ◽  
Vol 17 (3) ◽  
pp. 461-474 ◽  
Author(s):  
P. S. Mathuranath ◽  
Annamma George ◽  
P. Joseph Cherian ◽  
Robert Mathew ◽  
P. Sankara Sarma

Objective: To develop and validate an Instrumental Activities of Daily Living Scale for elderly people (IADL-E) to use in conjunction with cognitive screening tests for dementia in an educationally and socioculturally heterogeneous population.Method: Eleven IADL items were selected and weighted for major factors causing heterogeneity in the population – gender, education, social (rural/urban) setting and age. Each item was rated for its applicability (yes/no), degree of disability (scored from 0 to 2) and causative impairment (cognitive and/or physical). From this a composite index of cognitive (CDI) or physical (PDI) disability was derived. Validation was performed retrospectively on 240 subjects: 135 without and 105 with dementia by DSM-IV.Results: The IADL-E had a high internal consistency (α=0.95). The area under the receiver operating characteristic (ROC) curve was 0.97 (CI=0.94−0.99). A cutoff score of 16 on CDI provided a sensitivity of 0.91, specificity 0.99 and positive predictive value 0.76 (at 5% base rate). IADL-E correlated highly with clinical (DSM-IV, κ=0.89), functional (CDR, 0.82) and cognitive (Mini-mental Status Examination, MMSE, 0.74) diagnoses. It showed good responsiveness, with the change on CDI over a median of 23 months correlating significantly with that on MMSE (coefficient=−0.382, CI=−0.667 to −0.098; p=0.009). Individual items had good interrater and test–retest reliability.Conclusions: The IADL-E is a reliable, sensitive and responsive scale of functional abilities useful in dementia screening in a socioculturally heterogeneous population.


2012 ◽  
Vol 28 (4) ◽  
pp. 262-269 ◽  
Author(s):  
Matthias Johannes Müller ◽  
Suzan Kamcili-Kubach ◽  
Songül Strassheim ◽  
Eckhardt Koch

A 10-item instrument for the assessment of probable migration-related stressors was developed based on previous work (MIGSTR10) and interrater reliability was tested in a chart review study. The MIGSTR10 and nine nonspecific stressors of the DSM-IV Axis IV (DSMSTR9) were put into a questionnaire format with categorical and dimensional response options. Charts of 100 inpatients (50 Turkish migrants [MIG], 50 native German patients [CON]) with affective or anxiety disorder were reviewed by three independent raters and MIGSTR10, DSMSTR9, and Global Assessment of Functioning scale (GAF) scores were obtained. Interrater reliability indices (ICC) of items and sum scores were calculated. The prevalence of single migration-related stressors in MIG ranged from 15% to 100% (CON 0–92%). All items of the MIGSTR10 (ICC 0.58–0.92) and the DSMSTR9 (ICC 0.56–0.96) reached high to very high interrater agreement (p < .0005). The item analysis of the MIGSTR10 revealed sufficient internal consistency (Cronbach’s α = 0.68/0.69) and only one item (“family conflicts”) without substantial correlation with the remaining scale. Correlation analyses showed a significant overlap of dimensional MIGSTR10 scores (r² = 0.25; p < .01) and DSMSTR9 scores (r² = 9%; p < .05) with GAF scores in MIG indicating functional relevance. MIGSTR10 is considered a feasible, economic, and reliable instrument for the assessment of stressors potentially related to migration.


Gerontology ◽  
2003 ◽  
Vol 49 (1) ◽  
pp. 61-65 ◽  
Author(s):  
Stephen A. Margolis ◽  
Tom Carter ◽  
Earl V. Dunn ◽  
Richard L. Reed

1997 ◽  
Vol 11 (3) ◽  
pp. 279-284 ◽  
Author(s):  
Cesare Maffei ◽  
Andrea Fossati ◽  
Ilaria Agostoni ◽  
Alessandra Barraco ◽  
Maria Bagnato ◽  
...  

1993 ◽  
Vol 74 (6) ◽  
pp. 670
Author(s):  
Virginia J. Morgan ◽  
Janice W. Glynn ◽  
Teresa Hennessey ◽  
Debra L. Margolis ◽  
Sara A. Smolover

2014 ◽  
Vol 2014 ◽  
pp. 1-8 ◽  
Author(s):  
Jennifer J. Thomas ◽  
Katherine A. Koh ◽  
Kamryn T. Eddy ◽  
Andrea S. Hartmann ◽  
Helen B. Murray ◽  
...  

Background.DSM-5revisions have been criticized in the popular press for overpathologizing normative eating patterns—particularly among individuals with obesity. To evaluate the evidence for this and otherDSM-5critiques, we compared the point prevalence and interrater reliability ofDSM-IVversusDSM-5eating disorders (EDs) among adults seeking weight-loss treatment.Method.Clinicians (n=2) assignedDSM-IVandDSM-5ED diagnoses to 100 participants via routine clinical interview. Research assessors (n=3) independently conferred ED diagnoses via Structured Clinical Interview forDSM-IVand aDSM-5checklist.Results. Research assessors diagnosed a similar proportion of participants with EDs underDSM-IV(29%) versusDSM-5(32%).DSM-5research diagnoses included binge eating disorder (9%), bulimia nervosa (2%), subthreshold binge eating disorder (5%), subthreshold bulimia nervosa (2%), purging disorder (1%), night eating syndrome (6%), and other (7%). Interrater reliability between clinicians and research assessors was “substantial” for bothDSM-IV(κ= 0.64, 84% agreement) andDSM-5(κ= 0.63, 83% agreement).Conclusion.DSM-5ED criteria can be reliably applied in an obesity treatment setting and appear to yield an overall ED point prevalence comparable toDSM-IV.


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