Table 1 The range of acceptable fit indexes of confirmatory factor analysis [44]
From: Psychometric properties the Iranian version of Older People’s Quality Of Life questionnaire (OPQOL)
Indexes | Acceptable range |
|---|---|
χ2 p-value (Chi-squared p-value) | > 0.05 |
RMSEA (Root Mean Square Error of Approximation) | Good 0.08>, medium 0.1–0.08 and poor 0.1< |
Comparative Fit Index (CFI) | ≥0.9 |
PNFI(Parsimonious Normed Fit Index) | > 0.5 |
PCFI(Parsimonious Comparative Fit Index) | > 0.5 |
AGFI(Adjusted Goodness of Fit Index) | > 0.8 |
CMIN/DF (Minimum Discrepancy Function by Degrees of Freedom divided) | Good 3 > and 5 > acceptable |