Niels Peter Nielsen|Elisabeth H. Wiig
Alzheimer’s Quick Test cognitive screening criteria for West African speakers of Krio
objectives obtain normative data alzheimers quick test aqt measures perceptual cognitive speed west african speakers krio subjects normal adults functionally independent sierra leone n 164 aged 2579 years methods perceptual cognitive speed measured aqt single dualdimension colournumber cn colouranimal ca naming tasks tests administered individually participants communities results men women performed similarly p005 whereas literate speakers used significantly less time preliterate peers p001 correlations age colour naming low p001 speed decreased 01 per year dualdimension naming remained stable across ages correlations years education low dualdimension naming p001 speed increased 04 per added year correlations age education aqt naming nonsignificant literate participants criterion time cutoffs seconds screening developed preliterate literate speakers krio typical 1 sd slowerthantypical 1 2 sd atypical 2 sd performance conclusion aqt cn ca naming time efficient 35 min objective reliable administered krio west african adults africa europe north america screen cognitive impairments facilitate referral medical workup