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1.
Aging Ment Health ; 22(9): 1184-1189, 2018 09.
Article in English | MEDLINE | ID: mdl-28741373

ABSTRACT

BACKGROUND: The six-item cognitive impairment test (6CIT) is a brief cognitive screening tool that can be administered to older people in 2-3 min. OBJECTIVE: To adapt the 6CIT for the European Portuguese and determine its psychometric properties based on a sample recruited from several contexts (nursing homes; universities for older people; day centres; primary health care units). METHOD: The original 6CIT was translated into Portuguese and the draft Portuguese version (6CIT-P) was back-translated and piloted. The accuracy of the 6CIT-P was assessed by comparison with the Portuguese Mini-Mental State Examination (MMSE). A convenience sample of 550 older people from various geographical locations in the north and centre of the country was used. RESULTS: The test-retest reliability coefficient was high (r = 0.95). The 6CIT-P also showed good internal consistency (α = 0.88) and corrected item-total correlations ranged between 0.32 and 0.90. Total 6CIT-P and MMSE scores were strongly correlated. The proposed 6CIT-P threshold for cognitive impairment is ≥10 in the Portuguese population, which gives sensitivity of 82.78% and specificity of 84.84%. The accuracy of 6CIT-P, as measured by area under the ROC curve, was 0.91. CONCLUSION: The 6CIT-P has high reliability and validity and is accurate when used to screen for cognitive impairment.


Subject(s)
Cognitive Dysfunction/diagnosis , Dementia/diagnosis , Neuropsychological Tests/standards , Psychometrics/standards , Aged , Aged, 80 and over , Female , Humans , Male , Mental Status and Dementia Tests , Portugal , Psychometrics/instrumentation , Psychometrics/methods , Reproducibility of Results , Sensitivity and Specificity
2.
Coimbra; s.n; out. 2013. 125 p. ilus, tab, graf.
Thesis in Portuguese | BDENF - Nursing | ID: biblio-1419020

ABSTRACT

Objetivos: Adaptar para o Português Europeu o Teste de Declínio Cognitivo de 6 Itens (6CIT); determinar os valores normativos do 6CIT; Metodologia: Após ser submetido a um processo de adaptação transcultural, o 6CIT foi aplicado, juntamente com o Mini-Mental State Examination (MMSE), a uma amostra de 453 sujeitos (média de idades: 76,52 anos; DP: 9,66 anos; 72,85% mulheres; 27,15% homens), institucionalizados em lares ou residentes na comunidade, a frequentar Centros de Dia, Universidades Seniores ou sem estar associados a qualquer instituição, de várias localidades geográficas das regiões Norte e Centro do país. Resultados: O 6CIT apresenta forte consistência interna (? =0,819) e forte correlação teste-reteste (r =0,951; t=1,487; p=0,143). Foi evidenciada uma correlação forte e negativa (r=-0,890; p<0,01) entre o 6CIT e o MMSE. Para os indivíduos com literacia de 0 a 2 anos, o ponto de corte 15,5 revela sensibilidade de 90,2% e especificidade de 85,1%; para os de 3 a 6 anos de literacia, o ponto de corte 11 revela sensibilidade de 88,5% e especificidade de 85,2% e para os com literacia igual ou superior a 7 anos, o ponto de corte 9 revela sensibilidade de 81,8% e especificidade de 98,0%. Conclusão: O 6CIT demonstrou boas características psicométricas e adequada validade de citério. Os valores operacionais de corte propostos para a população portuguesa, para se considerar compromisso cognitivo, são os seguintes: ?16 para 0 a 2 anos de literacia, ?11 para 3 a 6 anos de literacia e ?9 para literacia igual ou superior a 7 anos.


Subject(s)
Health of the Elderly , Cognitive Dysfunction , Mental Status and Dementia Tests , Geriatric Nursing
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