Table 3.

Mean (SD) pre-therapy, post-therapy, and 5 week maintenance scores on the outcome measures; immediate and delayed groups combined.

Assessment		Pre-therapy score (SD)	Post-therapy score (SD)	5 week maintenance score (SD)
Gesture assessment (n = 19)	Treated items (max. score = 40)	7.84 (5.80)	11.32 (6.53)	11.32 (6.96)
	Untreated items (max. score = 40)	5.21 (4.48)	6.00 (5.17)	6.26 (5.56)
Interactive gesture assessment (n = 16)	Treated items (max. score = 12)	6.38 (2.96)	7.31 (3.11)	8.50 (3.18)
	Untreated items (max. score = 12)	5.56 (2.94)	4.75 (3.97)	6.06 (3.94)
Naming assessment (n = 19)	Treated items (max. score = 40)	1.37 (2.31)	2.52 (3.15)	1.58 (2.34)
	Untreated items (max. score = 40)	0.95 (1.68)	0.68 (1.25)	0.68 (1.20)