Table 4.

Model comparisons for mixed-effects models for each word score.

Model	β group	ΔAIC	X2	p
1. Word score 0, null model
2. Word score 0, including group	.09
		−1.78	0.82	.365
3. Word score 1, null model
4. Word score 1, including group	.02
		−1.9	0.08	.783
5. Word score 2, null model
6. Word score 2, including group	−.01
		−1.38	0.62	.431
7. Word score 3, null model
8. Word score 3, including group	−.09
		−0.2	1.8	.180

Note. ΔAIC = change in Akaike information criterion when group was added as a predictor.