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Table 8 Reliability Statistics: Short Forms of the CPQ11–14 by Clinical Group

From: Short forms of the Child Perceptions Questionnaire for 11–14-year-old children (CPQ11–14): Development and initial evaluation

  Cronbach's alpha Intraclass correlation coefficient a
Short-form CPQ11–14: ISF:16 RSF:16 ISF:8 RSF:8 ISF:16 RSF:16 ISF:8 RSF:8
Paedodontic group 0.88 0.87 0.85 0.73 0.77 0.75 0.79 0.70
Orthodontic group 0.81 0.79 0.61 0.66 0.69 0.70 0.67 0.65
Oro-facial group 0.80 0.84 0.62 0.77 0.74 0.80 0.70 0.74
  1. a Obtained from one-way random effect parallel model