Table 1.

Regression models for primary somatosensory (area 3b), primary motor (area 4), prestriate visual (area 18), and prefrontal (area 10) cortex

Region	Intercept	Age	Age2	Age3	r2	Root MSE	Overall regression P value
Area 3b	94.3	−11.5	−56.5	48.7	0.26	33.6	0.22
Area 4	100.5	−25.6	66.2*	59.7+	0.42	29.3	0.05
Area 18	99.5	−30.0	−135.4***	53.0	0.62	30.9	0.003
Area 10	106.3	41.1	−41.7	44.3+	0.38	24.6	0.07

Linear (Age), quadratic (Age²), and cubic (Age³) effects of age are shown. ***P < 0.001, *P < 0.05, ⁺P < 0.10.