Table 3. Quintiles for the Consortium to Establish a Registry for Alzheimer’s Disease word list such as immediate recall, delayed recall, and animal naming all by the combined categories of age, sex, and education.

CERAD immediate recall word list-learning
Sex	Age	No formal education					Formal education
		Number	20th	40th	60th	80th	Number	20th	40th	60th	80th
Females	60–64 years	85	9	12	14	18	389	12	14	16	19
	65–69 years	237	12	14	16	18	347	11	13	16	19
	70–74 years	208	10	12	15	17	198	10	12	14	17
	75–79 years	188	8	11	13	16	149	10	12	14	17
	80–84 years	196	7	11	13	16	91	6	10	13	17
	≥85 years	247	5	9	11.6	15	65	3.8	8	11	16
Males	60–64 years	19	8	9.2	10.8	13.2	310	13	14	16	18
	65–69 years	50	11	14.6	18	20	366	12	14	16	19
	70–74 years	57	10	12.4	15	18	290	11	13	15	18
	75–79 years	55	9	12	13.4	15.2	184	10	12	14	16
	80–84 years	55	7.8	11	14	16	130	8.8	11	13	17
	≥85 years	110	5.8	12	13	16	102	7	10	13	15

CERAD delayed word-list recall
	Age	No formal education					Formal education
		Number	20th	40th	60th	80th	Number	20th	40th	60th	80th
Females	60–64 years	85	2	3	4	5	389	3	4	5	6
	65–69 years	237	2	3	4	5	347	3	4	5	6
	70–74 years	208	2	3	4	5	198	2	3	4	5
	75–79 years	188	1	2	3	5	149	2	3	4	5
	80–84 years	196	1	2	3	5	91	0	2	3	4
	≥85 years	247	0	1	3	4	65	0	1	3	4
Males	60–64 years	19	1	3	3	5	310	3	4	5	6
	65–69 years	50	2	4	5	6	366	3	4	5	6
	70–74 years	57	2	3	4	5	290	2	4	4	5
	75–79 years	55	1	3	4	5	184	2	3	4	5
	80–84 years	55	1	3	4	5	130	1	2	4	5
	≥85 years r	110	0	2.4	3.6	5	102	0	2	3	5

Categorical verbal fluency – Animal naming
	Age	No formal education					Formal education
		Number	20th	40th	60th	80th	Number	20th	40th	60th	80th
Males	60–64 years	85	4	7	9	13	389	8	9	11	13
	65–69 years	237	6	8	10	13	347	7.6	9	10	13
	70–74 years	208	6	9	10	13	198	6	8	10	12
	75–79 years	188	5	7	9	12	149	6	8	10	12
	80–84 years	196	5	7	9	11.6	91	5	7	8.2	10.6
	≥85 years	247	4	6	8	11	65	4	6	8	10
	60–64 years	19	3	7	9	14	310	8	10	12	15
	65–69 years	50	7	9	12	15.8	366	8	10	12	15
	70–74 years	57	6	10	12.8	16	290	8	10	12	15
	75–79 years	55	6.2	9.4	12	15	184	7	10	11	12
	80–84 years	55	6	8	10	15	130	7	8.4	10	13
	≥85 years	110	5	8	10	15.8	102	5	9	10	13

CERAD: Consortium to Establish a Registry for Alzheimer’s Disease.

Bold values represent quintiles.