Table 1 Participant characteristics (means and standard deviations) for the diagnostic groups (TD, ASD, SLI) and language status groups (NL, LI)

Age (years)

9.5 (1.0)

9.6 (1.2)

9.9 (1.1)

9.5 (1.1)

9.8 (1.0)

Nonverbal IQ^a

106.8 (10.3)

107.6 (13.9)

101.4 (7.4)

108.3 (12.0)

100.3 (7.8)

SES^b

16.2 (2.8)

16.2 (3.2)

16.2 (4.6)

16.4 (3.0)

15.9 (4.0)

Language Comprehension^c

108.4 (13.5)

90.1 (19.9)

81.5 (9.9)

105.8 (13.8)

77.5 (12.1)

Language Production^d

107.9 (12.8)

90.9 (20.7)

77.7 (9.4)

106.4 (12.5)

74.7 (11.2)

Core Language^e

107.2 (12.3)

89.1 (21.0)

76.8 (7.2)

105.4 (11.9)

73.2 (10.8)

Social Communication^f

4.1 (4.1)

18.7 (6.7)

7.7 (5.4)

8.9 (8.5)

11.4 (7.8)

Race/Ethnicity

24 White

24 White

12 White

41 White

19 White

6 Black

0 Black

6 Black

6 Black

6 Black

1 Asian

0 Asian

1 Asian

1 Asian

1 Asian

0 Nat Am^g

0 Nat Am

1 Nat Am

0 Nat Am

1 Nat Am

5 Multi^h

3 Multi

1 Multi

6 Multi

3 Multi

1 Hisp/Latnⁱ

4 Hisp/Latn

3 Hisp/Latn

2 Hisp/Latn

6 Hisp/Latn