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Table 3 Participant characteristics (low- and high-anxiety groups)

From: Atypical sympathetic arousal in children with autism spectrum disorder and its association with anxiety symptomatology

  Low-anx. ASD (n = 18) High-anx. ASD (n = 20) Group difference (p value)
Demographics    
Age 11.7 (10.3, 13.1) 12.5 (11.2, 13.8) 0.4144
Full-scale IQ 98.0 (88.4, 107.7) 91.0 (81.8, 100.2) 0.2929
Sex (m:f) 15:3 17:3 0.7206
Medication (off:on) 14:4 16:4 0.7142
SCQ 14.7 (10.9, 18.6) 20.8 (17.4, 24.2) 0.0232
CBCL syndrome scales    
Anxious/depressed 55.6 (51.2, 60.0) 71.0 (66.9, 75.1) <0.0001a
Withdrawn/depressed 56.0 (49.7, 62.3) 63.2 (57.4, 69.0) 0.0832
Somatic complaints 54.6 (50.9, 58.4) 60.8 (57.3, 64.3) 0.0207
Social problems 59.1 (54.5, 63.6) 67.6 (63.4, 71.7) 0.0063
Thought problems 59.9 (56.4, 63.4) 70.1 (66.9, 73.3) 0.0001a
Attention problems 60.8 (57.1, 64.5) 69.0 (65.6, 72.4) 0.0021a
Rule breaking 51.3 (47.4, 55.2) 60.7 (57.0, 64.3) 0.0011a
Aggressive behavior 54.7 (49.9, 59.5) 65.3 (60.9, 69.7) 0.0023a
RCADS    
Anxiety total 51.0 (44.1, 57.9) 65.1 (59.0, 71.1) 0.0040
Separation anxiety 54.2 (45.8, 62.6) 68.7 (61.4, 75.9) 0.0081
Generalized anxiety 52.2 (44.0, 60.4) 64.1 (57.0, 71.1) 0.0340
Panic disorder 50.6 (41.8, 59.4) 63.7 (56.0, 71.3) 0.0293
Social phobia 48.5 (43.0, 54.1) 57.5 (52.7, 62.3) 0.0176
Obsessive-compulsive 48.5 (43.5, 53.5) 58.9 (54.5,63.2) 0.0032
Depression 51.1 (44.2, 58.1) 65.0 (59.1, 71.1) 0.0021a
  1. CBCL Child Behavior Checklist, RCADS Revised Children's Anxiety and Depression Scale, SCQ Social Communication Questionnaire
  2. aSignificant at α = 0.0025 level after family-wise Bonferroni correction (20 tests)