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. Author manuscript; available in PMC: 2022 Feb 5.
Published in final edited form as: Behav Brain Res. 2020 Nov 4;399:112994. doi: 10.1016/j.bbr.2020.112994

Table 1.

Descriptive statistics of children with and without anxiety disorders.

Children with AD Children without AD Test statistic p
Girls/boys 11/6 14/4 X2(1)=0.73 0.39
Age (mean, SD) 13.09 (3.05) 14.49 (2.38) F(1,33)=2.32 0.14
IQ (mean, SD) 115.06 (11.83) 104.71 (11.74) F(1,31)=6.36 0.02
SCARED-avg total (mean, SD) 27.16 (10.96) 4.56 (2.83) F(1,33)=71.61 <0.001
STAI trait (mean, SD) 36.24 (7.03) 25.11 (4.66) F(1,33)=30.76 <0.001
Race
 American Indian or Alaskan
 Native 1 0
 Black or African American 0 8
 Multiple races 1 4
 Unknown 2 1
 White 13 5
Highest parental education
 Graduate professional degree (masters or above) 13 6
 Standard college graduation 2 5
 Partial college (1 year or more) 0 3
Household gross income
 $15,000 – $24,999 0 3
 $25,000 – $39,999 0 0
 $40,000 – $59,999 0 1
 $60,000 – $89,999 4 2
 $90,000 – $179,999 3 6
 over $180,000 6 2

Note: Not enough data were available to test differences between the groups in the distribution of race, highest parental education, and household gross income. IQ was missing for 2 participants; highest parental education was missing for 6 participants; household gross income was missing for 8 participants.

AD = anxiety disorders; SCARED = Screen for Child Anxiety Related Disorders; STAI = State-Trait Anxiety Inventory