Table 3.

Three-way interactions and their follow-up analyses

	First-level analysis	Second-level analyses
	Age × Bilingualism × Hemisphere	Left hemisphere		Right hemisphere
		Bilingualism	Age × Bilingualism	Bilingualism	Age × Bilingualism
Putamen (volume)	**	ns	ns	ns	ns
Posterior cingulate cortex (SA)	*	ns	ns	ns	ns

All edfs (estimated degrees of freedom) > 1. All Fs  > 3. Only key effects are shown

ns not significant, SA surface area

Significance level: **ps in all alternate models (four for first-level analyses) < 0.01; *ps < 0.05