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. 2017 May 9;12(5):e0177172. doi: 10.1371/journal.pone.0177172

Table 2. Results for the fit of Model comparison approach about the latent structure of the reduced version of the HS-EBP questionnaire.

Model χ2 df Δχ2 Δdf p AIC
Five-factor 4906.46 1700 5370.46
Three-factor 7853.75 1707 2947.29 7 <0.0001 8303.75
Single-factor 44443.96 1710 36590.21 3 <0.0001 44683.96

χ2 = chi-square test, df = degrees of freedom, Δχ2 = chi-square difference, Δdf = degrees of freedom difference, P = p-value, AIC = akaike information criterion