TABLE 3.

Estimated Slopes, With SEs in Parentheses, Reported Indicating Change in Outcomes Occurring at Each 12-Week Interval

	TALI	TAU	P
MLUm	0.91 (0.12)	0.15 (0.14)	<.0001
MTL	1.21 (0.24)	0.26 (0.20)	.004
NDW spokena	11.04 (1.86)	2.65 (2.45)	.007

P values represent test of differences in slopes (test of interaction) between TALI and TAU.

^aOccurring in 50 utterances.