Table 1.

Distribution of sociodemographic characteristics of the normative sample

Education (years)	Sex	Age (years)
		65–69	70–74	75–79	80–84	85–89	90–94	Total
3–5	Male	29	12	15	13	4	1	74
	Female	36	40	16	20	12	4	128
6–8	Male	32	9	6	1	2	–	50
	Female	29	7	3	–	–	–	39
9–13	Male	15	8	2	1	–	–	26
	Female	12	1	2	–	1	–	16
> 13	Male	11	1	–	–	–	–	12
	Female	9	3	2	1	1	–	16
Total		173	81	46	36	20	5	361