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Table 3 Multigroup confirmatory factor analysis results of the measurement invariance tests across the three groups (professionals, patients and general public, N = 640)

From: Assessing understandings of substance use disorders among Norwegian treatment professionals, patients and the general public

  χ 2 df RMSEAa CFIb
Configural model 104 57 0.06 0.96
Metric model 121 69 0.06 0.96
Scalar model 187 81 0.08 0.91
Partial scalar model 143 79 0.06 0.95
  1. Notes:
  2. aRMSEA = Root Mean Square Error of Approximation
  3. bCFI = Comparative Fit Index