Table 3.

Mean (standard deviation) scores for clinically referred (CR) and not referred (NR) subgroups, with effect size (d) and analysis of variance (ANOVA) statistics

	NR (n=193)	CR (n=52)	Cohen's d	F ratio	d.f.2	p
Block design	104.7 (12.41)	102.6 (11.76)	0.172	1.17	219.6	0.281
Vocabulary	96.7 (16.12)	89.9 (17.37)	0.410	4.35	232.4	0.038
Understanding directions	99.6 (14.74)	90.7 (17.57)	0.562	15.27	220.9	<0.001
ERRNI tell	100.3 (14.83)	95.6 (12.80)	0.325	3.55	202.5	0.061
ERRNI recall	99.6 (15.00)	93.2 (14.22)	0.426	6.33	186.2	0.013
ERRNI comp.	98.9 (15.41)	92.0 (15.36)	0.437	7.10	203.4	0.008
ERRNI MLU	100.1 (17.08)	93.4 (17.30)	0.382	4.94	189.4	0.027
Sentence repetition	96.7 (14.84)	88.6 (18.52)	0.508	8.64	237.7	0.004
Non-word repetition	97.4 (14.56)	87.2 (13.69)	0.684	15.20	212.9	<0.001
Oromotor	96.7 (15.54)	84.6 (16.42)	0.736	14.82	222.6	<0.001
Memory for names	100.4 (14.52)	92.0 (16.20)	0.551	10.49	212.9	0.001
CCC-2
A. Speech	10.1 (2.93)	8.1 (3.26)	0.642	19.08	199.2	<0.001
B. Syntax	10.3 (2.79)	7.8 (3.64)	0.781	26.19	222.7	<0.001
C. Semantics	9.5 (3.59)	6.7 (3.28)	0.744	16.91	241.9	<0.001
D. Coherence	10.0 (2.96)	7.6 (3.14)	0.748	24.17	228.7	<0.001
E. Inappropriate initiation	9.5 (3.39)	8.4 (3.13)	0.344	4.52	240.9	0.035
F. Stereotyped	10.4 (2.89)	8.8 (2.78)	0.543	16.89	229.0	<0.001
G. Use of context	9.2 (3.55)	7.0 (2.9)	0.617	20.9	241.8	<0.001
H. Non-verbal	10.2 (3.02)	8.5 (3.01)	0.566	19.52	241.7	<0.001
I. Social relations	9.7 (2.78)	8.2 (2.76)	0.512	6.87	214.7	0.009
J. Interests	9.2 (3.06)	8.4 (2.75)	0.284	0.57	240.7	0.452
GCC	79.2 (19.51)	63.0 (17.26)	0.805	35.95	243.0	<0.001
SIDC	−1.2 (7.15)	3.1 (9.5)	−0.544	12.82	206.3	<0.001

GCC, general communication composite; SIDC, social interaction deviance composite.