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Table 1 Demographic background and clinical characteristics of the participants

From: Oxytocin-induced increase in N,N-dimethylglycine and time course of changes in oxytocin efficacy for autism social core symptoms

  Placebo-administered group (N = 40) Oxytocin-administered group (N = 43) Oxytocin versus placebo group Time-course change group (N = 20) Time-course change versus placebo group
Mean SD Mean SD p valuec Mean SD p valuec
Age (range) 26.4 (18–46) 6.9 28.2 (18–48) 7.4 0.26 30.9 (22–47) 6.6 0.02
Height, cm 172.2 5.7 170.5 6.4 0.21 170.5 6.1 0.30
Body weight, kg 66.7 11.5 67.3 11.5 0.80 69.5 11.2 0.37
SESa 2.8 1.2 3.2 1.0 0.08 3.3 1.1 0.12
Parental SESa 2.2 0.6 2.2 0.6 0.66 2.1 0.6 0.75
Handedness: Right/left 37/3   41/2    20/0   
IQb         
 Full IQ 110.3 14.1 105.2 13.7 0.10 106.4 14.6 0.31
 Verbal IQ 116.5 14.3 110.7 13.2 0.06 110.8 13.4 0.14
 Performance IQ 100.2 14.7 96.5 15.4 0.27 98.1 16.3 0.61
ADIR         
 Social 21.9 5.2 21.2 5.0 0.57 21.7 4.4 0.91
 Communication 16.3 3.4 15.6 3.9 0.36 15.8 3.6 0.56
 Repetitive 5.9 2.3 5.3 2.6 0.36 5.3 2.6 0.41
  1. SES, socioeconomic status; IQ, intelligence quotient; SD, standard deviation; ADIR, Autism Diagnostic Interview—Revised
  2. aSES assessed using the Hollingshead scale. Higher scores indicate lower status
  3. bIntelligence quotients were measured using the Wechsler Adult Intelligence Scale
  4. cp values were calculated using the independent t-test