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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