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Table 1 Demographics, early adversity, and clinical characteristics in individuals in patients and healthy controls

From: No interaction between serotonin transporter gene (5-HTTLPR) polymorphism and adversity on depression among Japanese children and adolescents

  Healthy controls (n = 58) Patients (n = 55) t-test, ANOVA, other t(F)-value P-value
Demographics     
  Age (years) 13.8 ± 2.1 14.3 ± 1.9 1.21 0.4
  Gender (Males/Females) 40 M/18 F 21 M/34 F Fisher Exact 0.01
Early Adversity 0 11 Fisher Exact <0.001
Socioeconomic Status 4.1 ± 0.6 4.0 ± 0.7 2.62 0.11
Clinical Characteristics     
  SDS Score* 36.47 ± 6.19 56.95 ± 6.42 (−235.96) <0.001
  DSRS-C Score* 7.51 ± 4.33 21.92 ± 6.23 (189.03) <0.001
  Full Scale IQ* 109.56 ± 12.15 94.29 ± 16.49 −6.43 0.01
  Verbal IQ* 105.74 ± 9.92 89.24 ± 17.37 −9.44 0
  Performance IQ* 108.74 ± 10.69 95.78 ± 15.60 7.67 0.01
  Verbal Comprehension Index* 109.12 ± 13.00 92.38 ± 22.08 9.05 0
  Perceptual Organization* 104.41 ± 11.98 88.90 ± 21.67 4.2 0.04
  Freedom from Distractibility* 107.35 ± 12.39 91.7 ± 22.36 3.27 0.08
  Processing Speed Index* 109.06 ± 10.50 89.92 ± 25.61 7.99 0.01
Youth Self Report Score (total) 53.9 ± 25.5 84.5 ± 35.9 23.59 <0.001
  Youth Self Report Score (internal) 8.3 ± 7.2 25.1 ± 8.3 63.91 <0.001
  Youth Self Report Score (external) 10.2 ± 6.7 14.1 ± 8.6 5.46 0.02
  1. * ANCOVA with age and gender as covariates. Values are presented as the mean and SD.
  2. DSRS-C, Birleson Depression Self-Rating Scale for Children.