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Table 1 Desriptive statistics of the Treatment and Non-Clinical Comparison Groups

From: Parent–child interaction therapy for preschool children with disruptive behaviour problems in the Netherlands

 

Mean (SD) or Percent

 

TT (n = 37)

NC (n = 58)

Child age (years)

4.7 (1.5)

5.2 (0.8)

Child sex (% male)

75.5

50.8

Mother age (years)

34.9 (6.7)

36.3 (4.1)

Family status (% single parent)

35.1

1.7

Mother racial composition (% Caucasian)

62.0

96.6

  1. Note. TT Total Treatment Group, NC Non-Clinical Comparison Group.