Table 2.

Best fit regression model for each volume in mL.

Lobule	Model	Intercept	Diagnosis	Gene	D×G	D×A	G×A	D×A2	G×A2
Left VIIIA	Linear	4.823(0.476)	0.42(0.133)**	-0.101(0.147)
Vermis VI	Linear	1.475(0.08)	0.073(0.032)*	-0.002(0.035)
Right VIIB	Linear	3.521(0.377)	0.236(0.099)*	-0.03(0.109)
Right VIIIA	Linear	3.305(0.304)	0.188(0.083)*	-0.002(0.092)
Left VIIB	Linear	3.27(0.368)	0.216(0.16)	-0.056(0.131)	-0.049(0.189)	0(0.012)	-0.039(0.013)**
Left VIIIB	Quadratic	1.97(0.277)	0.198(0.078)*	0.078(0.087)
Left IV	Quadratic	2.503(0.234)	0.104(0.113)	-0.145(0.094)	0.012(0.128)	0.009(0.009)	-0.034(0.009)	-0.003(0.002)*	0.004(0.002)*

Parameters for developmental trajectories β (SE). SE, standard error; ^∗p < 0.05, ^∗∗p < 0.01; D×G, diagnosis by genotype interaction; D×A, diagnosis by age interaction; G×A, genotype by age interaction.