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Table 1 Demographic information and summary statistics for age, IQ and psychopathology symptoms

From: Using kinematic analyses to explore sensorimotor control impairments in children with 22q11.2 deletion syndrome

  22q11.2DS Controls  
n Mean (range) SD n Mean (range) SD t p
Age 54 13.73 (6.45-18.56) 3.44 24 12.99 (8.50–16.95) 2.52 1.06 .292
FSIQ 54 72.06 (51–105) 13.13 24 108.25 (63–139) 18.16 − 8.79 < .001
  n Median IQR n Median IQR W p
ADHD symptoms 54 3 7.75 24 0 0.00 1761 < .001
Indicative ASD symptoms 53 9 9.00 23 1 3.00 2545 < .001
anxiety symptoms 54 1 6.00 24 0 2.00 1198 .039
Mother’s ethnic background n (families) %  
Caucasian 54 93.1
Other 4 6.9
Mother’s education level n %
High (University degree and/or other postgraduate qualification) 12 20.7
Low (O-levels, GCSE’s) 10 17.2
Middle (A-level’s, highers, vocational training) 29 50.0
No school leaving exams 4 6.9
Unknown 3 5.2
Approximate family income n (families) %
<=£19,999 8 13.8
£20,000–£39,999 14 24.1
£40,000–£59,999 16 27.6
£60,000+ 14 24.1
Unknown 6 10.3
  1. Note: 148 families took part, and 4 families provided only a sibling control
  2. FSIQ full-scale IQ, ADHD attention deficit hyperactivity disorder, ASD autism spectrum disorder, 22q11.2DS 22q11.2 deletion syndrome