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Table 3 Model fit statistics of one-factor, two-factor and three-factor models of the MBI-SS

From: Validity and reliability of the Maslach Burnout Inventory-Student Survey in Sri Lanka

Model

Absolute fit indices

Relative fit indices

Parsimony fit indices

χ2

df

p

RMSEA

GFI

AGFI

SRMR

CFI

NNFI

PGFI

PNFI

One-factor model

252.58

90

0.000

0.097

0.838

0.784

0.0513

0.971

0.967

0.628

0.820

Two-factor model

280.37

103

0.000

0.095

0.832

0.779

0.0510

0.972

0.968

0.630

0.821

Three-factor model

258.56

101

0.000

0.090

0.850

0.798

0.0498

0.975

0.971

0.631

0.808

  1. χ2 Satorra-Bentler scaled Chi-square test (desired value p > 0.05), RMSEA Root Mean Square Error of Approximation (desired value < 0.08), GFI Goodness-of-Fit Index (desired value > 0.9), AGFI Adjusted Goodness-of-Fit Index (desired value > 0.9), SRMR Standardised Root Mean Square Residual (desired value < 0.05), CFI Comparative Fit Index (desired value > 0.95), NNFI Non-Normed Fit Index (desired value > 0.95), PGFI Parsimony Goodness-of-Fit Index (desired value > 0.5), PNFI Parsimonious Normed Fit Index (desired value > 0.5)