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Table 1 Participant characteristics

From: Rapid automatized naming as an index of genetic liability to autism

 

Iowa and national samples

North Carolina sample

Parent groups

Parent groups

Proband groups

MIAF N = 215

SIAF N = 62

DWNS N = 53

Autism N = 83

Control N = 32

Autism N = 36

Control N = 38

Mean age (SD)

40.2 (5.8)

39.9 (5.9)

39.6 (8.3)

46.6 (6.8)

46.2 (6.5)

21.5 (5.5)

23.3 (5.9)

Male/Female

106/109

40/40

30/30

37/44

13/19

29/7

30/8

Mean IQ (SD)

105.2 (18.4)

102.8 (15.2)

113.1 (15.6)

117.5 (11.2)

122.1 (10)

101.2 (18.1)

107.9 (15.7)

  1. MIAF multiple incidence autism family, SIAF single incidence autism family, DWNS Down syndrome family, SD Standard Deviation