Table 3. Distribution of RBMT values according to age group and schooling in 233 elderly without cognitive decline.

Group		N (%)	Range (min-max)	Median(± IQ)	M ± SD
Age 60-69 years	< 8 years' education	21 (9.0%)	4-24	17.6 (12.5-20)	16.1 ± 4.7
	≥ 8 years' education	92 (39.5%)	6-24	20.2 (17.25-22)	19.6 ± 3.3
Age ≥ 70 years	< 8 years' education	46 (19.7%)	7-22	15.0 (12-18)	15.0 ± 3.7
	≥ 8 years' education	74 (31.8%)	9-24	18.7 (14.75)	17.9 ± 3.8