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Table 1 Goodness of fit indices for the different models

From: The relation of orthorexia with lifestyle habits: Arabic versions of the Eating Habits Questionnaire and the Dusseldorf Orthorexia Scale

Model χ2 † df CFI TLI RMSEA
M1. EHQ Two Factors 647.8 169 .944 .930 .079
M2. EHQ Three Factors 476.8 150 .962 .946 .070
M3. EHQ Two Factors Short Version 307.5 76 .959 .943 .082
M4. EHQ Two Factors Short Version CU E15–E19 260.7 75 .967 .954 .074
M5. DOS One Factor 507.6 35 .894 .863 .173
M6. DOS Two Factors 158.3 26 .970 .948 .106
M7. DOS Two Factors CU D04 & D07 117.8 25 .979 .962 .091
M8. DOS Two Factors Short Version CU D04–D07 79.3 18 .984 .967 .087
M9. Final EHQ Model & Final DOS Model 587.8 224 .959 .949 .060
  1. df, degrees of freedom; CFI, comparative fit index; TLI, Tucker-Lewis index; RMSEA, root mean square error of approximation; CU, correlated uniquenesses; EHQ, Eating Habits Questionnaire; DOS, Dusseldorf Orthorexia Scale
  2. All p-values for the χ2 test were < 0.001