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Table 7 Final CTC-F5 and CTQ-6 - descriptive item und subscale values

From: Familial risk and protective factors in alcohol intoxicated adolescents: psychometric evaluation of the family domain of the Communities That Care Youth Survey (CTC) and a new short version of the Childhood Trauma Questionnaire (CTQ)

Scale abbrev. Family domain N items Missing % M (Max) ritc Min-Max Pi EFA Min-Max
FR_3 Family conflict 3 7.9 6.2 (12) 0.81 0.60 – 0.74 0.44 – 0.57 0.66 – 0.90
FP_1a Attachment to mother 3 8.2 9.1 (12) 0.80 0.64 – 0.66 0.63 – 0.69 0.75 – 0.78
FP_1b Attachment to father 3 9.9 8.1 (12) 0.88 0.71 – 0.81 0.51 – 0.70 0.75 – 0.78
FP_2 Family opportunities for prosocial involvement 3 8.2 9.4 (12) 0.74 0.53 – 0.60 0.68 – 0.76 0.63 – 0.79
FP_3 Rewards for prosocial family involvement 2 6.7 6.5 (8) 0.87 0.77 0.74 – 0.78 -
CTQ-6 Physical and emotional abuse and emotional neglect 6 10.5 4.6 (24) 0.82 0.49 – 0.80 0.25 – 0.41 0.57 – 0.79
  1. CTC = Communities that Care Youth Survey Instrument; CTQ = Childhood Trauma Questionnaire; M = mean value, Cα = Cronbach’s total scale, ritc = item total correlation, pi = item difficulty, EFA = factor loading in Exploratory Factor Analysis