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Table 4 Fit statistics for confirmatory factor analysis models

From: Development of a healthy ageing index in Latin American countries - a 10/66 dementia research group population-based study

Model Chi-square df CFI RMSEA 90%CI Difftest (chi-square, df)
One factor 14,497.44 299 0.902 0.073 0.072–0.074 (5679.77, 26)***
Second-order 5770.29 295 0.962 0.045 0.044–0.046 (1089.78, 22)***
Bifactor 4327.95 273 0.972 0.041 0.040–0.042
  1. Difftest: an adjusted chi-square difference test; df: degrees of freedom; RMSEA Root Mean Square Error of Approximation, CFI Comparative Fit Index
  2. *** p < 0.001