TABLE 1

Clinical Demographics

ParameterValue
Sex (n)
 Male5
 Female5
Race (n)
 Caucasian6
 African-American2
 Asian1
 Hispanic1
Age (y)
 Mean ± SD28.5 ± 7.3
 Range21–41
Body mass index
 Mean ± SD26.5 ± 4.2
 Range19.8–33.8
TSPO polymorphism (n)
 Mixed-affinity binders7
 High-affinity binders3 (19)
Social Responsiveness Scale (39)*
 Mean ± SD19.0 ± 10.0
 Range11–35
Verbal IQ†
 Mean ± SD107.2 ± 11.2
 Range90–125
Performance IQ
 Mean ± SD114.0 ± 9.1
 Range103–133
Total IQ
 Mean ± SD111.7 ± 9.3
 Range97–125

  • ↵* All scores were well below 59; approximate threshold is indicative of impaired social reciprocity (40).

  • ↵† IQ measurements were based on Wechsler Abbreviated Scale of Intelligence (22).