Table 2. Results of the confirmatory factor analysis of the Thai version of MBI-SS
  Acceptable values4,17–19 Chi-square Degree of freedom CFI GFI NNFI AIC RMSEA
Chi-square/degree of freedom <5 >0.90 - <0.08
Model 1 (M1): Three factors 598.28 87 0.85 0.86 0.82 664.38 0.11
Model 2 (M2): Modified three factors 197.62 83 0.97 0.95 0.96 271.62 0.06
Int J Med Educ. 2019; 10:223-229; doi: 10.5116/ijme.5dc6.8228