Table 4.

Operationalised criteria for alternative cause (D), when applied to the Cuban population based study data set, by clinical dementia status

		Prevalence (%) in those with clinically diagnosed dementia	Prevalence (%) (high education controls)	Prevalence (%) (low education controls)
D criterion requires that the disturbance is not better accounted for by another axis I disorder (for example, major depressive disorder, schizophrenia)
D-1 No AGECAT stage 2 diagnosis of 'schizophrenia' or	Clinical	99	100	100
D_2 No AGECAT stage 2 diagnosis of 'depression' and	Clinical	93	74	67
D_3 Dementia diagnosis confirmed by 10/66 algorithm	Clinical	97	2	4