Table 2.

Average frequency per 30 minute.

	MV	VF
	M (SE)	M (SE)	U	p	r
Non-speech	49.52 (5.66)	8.60 (1.42)	248.5*	< .0001	.69
Speech	75.42 (9.17)	269.04 (12.30)	2,429.5*	< .0001	.81
Intelligible	26.14 (6.09)	255.26 (11.85)	2,477.0*	< .0001	.85
Partially Intelligible	14.84 (3.53)	10.24 (1.61)	1,365.0	.426	.08
Unintelligible	34.44 (5.30)	3.52 (.65)	428.5*	< .0001	.57
Adjacent	51.64 (5.78)	151.94 (5.92)	2,380.0*	< .0001	.78
Non-adjacent	12.92 (2.68)	107.16 (9.45)	2,439.5*	<.0001	.82
Contingent	25.82 (4.19)	249.42 (11.05)	2,496.0*	< .0001	.86
Non-contingent	14.72 (4.48)	4.84 (1.04)	1,306.0	.694	.04
Non-echolalic	16.80 (2.93)	248.20 (11.10)	2,500.0*	< .0001	.86
Echolalic	24.08 (4.83)	7.90 (1.33)	996.5	.080	.18
Other (self-regulation)	.10 (.08)	0	1,200.0	.155	.14
Acknowledge/agree/disagree/refusal	7.18 (1.88)	32.18 (2.49)	2,291.5*	< .0001	.72
Labeling	1.72 (.41)	8.70 (.96)	2,205.5*	< .0001	.67
Response to question	4.10 (.93)	39.70 (2.61)	2,469.0*	< .0001	.84
Request	2.40 (.51)	5.82 (.94)	1,944.0*	< .0001	.48
Information request	.30 (.12)	13.92 (2.39)	2,356.5*	< .0001	.80
Comment	.84 (.24)	147.54 (9.78)	2,500.0*	< .0001	.88
Other (idiosyncratic speech & neologisms)	.08 (.04)	.50 (.20)	1,435.0*	.040	.21
Scripted recitation	8.66 (2.92)	.84 (.32)	763.5*	<.0001	.37
Repetition	15.44 (4.15)	6.88 (1.17)	1,198.0	.719	.04

Note: MV = minimally verbal and VF = verbally fluent; 50 participants per group; M = mean; SE= standard error

p < .05

^*for a 2-sided Mann-Whitney U test.