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Table 1 Sample Demographics

From: Genome-wide and Ordered-Subset linkage analyses provide support for autism loci on 17q and 19p with evidence of phenotypic and interlocus genetic correlates

Families in Linkage Screen

158

   Tufts/NEMC

71

   AGRE

85

   Vanderbilt

2

Affected Individuals

333

   Males

257

   Females

76

   Tufts/NEMC Total

148

Males

117

Females

31

   AGRE Total

181

Males

137

Females

44

   Vanderbilt Total

4

Males

3

Females

1

Age at ADI (range)

2–46.7

   Tufts/NEMC*

2–46.7

   AGRE

2–38.0

   Vanderbilt

6.2–9.2

Ethnicity (Individuals)

 

   Caucasian (242)

73.0%

Tufts/NEMC (130)

87.8%

AGRE (108)

59.7%

Vanderbilt (4)

100.0%

   Hispanic-Latino (14)

4.2%

AGRE (14)

7.7%

   African-American (8)

2.4%

Tufts/NEMC (6)

4.1%

AGRE (2)

1.1%

   Asian (8)

2.4%

Tufts/NEMC (2)

1.4%

AGRE (6)

3.3%

   Multi-ethnic (14)

4.2%

AGRE (14)

7.7%

   Other (2)

0.6%

Tufts/NEMC (2)

1.4%

   Unknown (45)

13.5%

Tufts/NEMC (8)

5.4%

AGRE (37)

20.4%

I.Q. estimate distributions

 

   Tufts/NEMC** (148)

 

<30

13

30–49

21

50–69

37

70+

17

Unknown

60

   AGRE*** (181)

 

<30

17

30–49

27

50–69

15

70+

13

Unknown

109

   Vanderbilt*** (4)

 

<30

1

30–49

1

50–69

0

70+

2

Unknown

0

  1. *ADI-Rs performed <4 yrs were repeated at 4 yrs for Tufts/NEMC families
  2. **IQ estimates are based on the Vineland Daily Living standard scores
  3. ***IQ estimates are based on overall Vineland Adaptive Behavior standard scores