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Table 1 The results obtained from confirmatory factor analysis for the GHQ-12 and the VS (n = 217)

From: Factor structure and internal consistency of the 12-item General Health Questionnaire (GHQ-12) and the Subjective Vitality Scale (VS), and the relationship between them: a study from France

Latent model χ2 df GFI AGFI RMSEA χ2/df
GHQ-12       
One factor 485.26 54 0.72 0.63 0.2 8.99
Two factor 71.96 34 0.93 0.90 0.02 2.11*
Three factor 115.45 51 0.92 0.90 0.03 2.26*
VS       
One factor 99.86 9 0.90 0.89 0.2 11.01
  1. GFI: Goodness of Fit Index, AGFI: Adjusted Goodness of Fit Index, RMSEA: the Root Mean Square Error of Approximation.
  2. * P < 0.01