Kasai 2011.

Study characteristics
Patient sampling	Not clear from conference abstract, nor through contact with authors.
Patient characteristics and setting	Community dwellers in Kurihara, Northern Japan Prevalence = 10% N = 229 Dementia: n = 24, mean age = 82.6, mean 8.0 years of education MCI: n = 107, mean age = 80.8, mean 8.6 years of education Normal: n = 98 mean age = 78.8, mean 9.5 years of education Prevalence of dementia = 24/229 = 10.5%
Index tests	MoCA‐Japanese
Target condition and reference standard(s)	Dementia, Clinical Dementia Rating (CDR)
Flow and timing	No flow diagram available
Comparative
Notes	Conference abstract with limited information, extra information supplied by correspondence from author
Methodological quality
Item	Authors' judgement	Risk of bias	Applicability concerns
DOMAIN 1: Patient Selection
Was a consecutive or random sample of patients enrolled?	Unclear
Was a case‐control design avoided?	Yes
Did the study avoid inappropriate exclusions?	Unclear
		Unclear	Unclear
DOMAIN 2: Index Test All tests
Were the index test results interpreted without knowledge of the results of the reference standard?	Unclear
If a threshold was used, was it pre‐specified?	Yes
Were sufficient data on MoCA application given for the test to be repeated in an independent study?	No
		Unclear	Unclear
DOMAIN 3: Reference Standard
Is the reference standards likely to correctly classify the target condition?	Yes
Were the reference standard results interpreted without knowledge of the results of the index tests?	Yes
Was sufficient information on the method of dementia assessment given for the assessment to be repeated in an independent study?	Yes
		Low	Low
DOMAIN 4: Flow and Timing
Was there an appropriate interval between index test and reference standard?	Unclear
Did all patients receive the same reference standard?	Yes
Were all patients included in the analysis?	Unclear
		Unclear