Table 4.

Absolute rates (cm³) and annual percentage changes for lobar brain regions

	Whole sample			Very healthy
	Brain	Gray	White	Brain	Gray	White
Frontal	−2.58	−1.05	−1.52	−0.96	−0.38	−0.58
	(2.9)	(1.7)	(2.1)	(2.7)	(1.9)	(1.5)
Parietal	−1.58	−0.90	−0.68	−1.13	−0.55	−0.59
	(1.3)	(1.4)	(1.1)	(1.4)	(1.6)	(1.4)
Temporal	−1.00	−0.55	−0.45	−0.74	−0.31	−0.43
	(1.2)	(0.8)	(1.0)	(1.4)	(1.0)	(1.1)
Occipital	−0.76	−0.34	−0.41	−0.64	−0.09	−0.55
	(1.0)	(0.9)	(0.8)	(1.0)	(0.9)	(1.0)

Mean (SD).