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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Withdrawn/depressed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)