TABLE 3.

Test Scores and Statistics Associated With 6 Measures From the Tests Given to Only the Active Stimulation Group

Task	Measure (units)	Baseline Scores		Time point	Posttreatment Score M (SD)	Adjusted Mean Difference	95% CI	F (df)	P	${\mathit{\eta }}_{\mathit{P}}^2$
		M 1 (SD)	M 2 (SD)
Cloze sentence completion	Accuracy (%)	64.6% (21.6)	64.8% (21.0)	F1	70.2% (20.0)	5.6	−24 – 12	0.44 (1,17)	0.52	0.025
				F2	67.6 (22.76)	−3	−22 – 16	0.12 (1,17)	0.74	0.007
	RT (seconds)	1.45 (0.87)	1.26 (1.04)	F1	1.17 (0.94)	0.18	−0.56 – 0.93	0.27 (1,17)	0.61	0.016
				F2	1.26 (1.07)	0.06	−0.70 – 0.88	0.06 (1,17)	0.81	0.004
Verb generation	Accuracy (%)	46.0% (40.29)	49.6% (42.28)	F1	53.2% (42.38)	5.4	−41 – 30	0.10 (1,17)	0.75	0.006
				F2	55.8% (40.72)	−8	−43 – 27	0.24 (1,17)	0.63	0.014
	RT (seconds)	2.14 (1.02)	1.78 (0.92)	F1	1.36 (0.56)	0.56	−0.24 – 1.4	2.23 (1,15)	0.16	0.13
				F2	1.72 (0.87)	0.23	−0.73 – 1.2	0.26 (1,15)	0.62	0.26
Verb naming	Accuracy (%)	14.3% (7.59)	15.4% (7.57)	F1	14.8% (7.27)	0.05	−5.2 – 5.3	0 (1,17)	0.98	0.001
				F2	17.0% (7.77)	−2.1	−7.8 – 3.5	0.65 (1,17)	0.43	0.037
Motor speech exam	Mean AMR SMR (rps)	2.78 (1.13)	3.25 (0.98)	F1	3.17 (1.09)	−0.15	−1 – 0.74	0.13 (1,17)	0.72	0.008
				F2	3.29 (0.99)	−0.28	−1 – 0.47	0.62 (1,17)	0.44	0.035

Data are presented as M ± SD unless otherwise noted. Results are shown for measurements immediately following treatment (F1) and at the 3-month follow-up (F2).

AMR = alternating motion rate. rps = repetitions per second. RT = response time. SMR = sequential motion rate.