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Table 3 Fit indices of the CFA of the questionnaire

From: Development and validation of dust exposure prevention questionnaire for cardiovascular patients based on the health belief model

Model fit index Default model Modified model
Chi-Square/Degrees of Freedom Ratio (χ2/df) 1446 / 390 = 3.708
P < 0.001
674 / 306 = 2.20
P < 0.001
Goodness-Of-Fit Index (GFI) .80 .90
Adjusted Goodness-Of-Fit Index (AGFI) .75 .90
Incremental fit index (IFI) .79 .92
Comparative Fit Index (CFI) .77 .92
Root Mean Square Error of Approximation (RMSEA) .08 .05
  1. χ 2/df = 2.2, P < 0.001; GFI = 0.90; AGFI = 0.90; IFI = 0.92; CFI = 0.92; RMSEA = 0.05