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Table 4 Confirmatory analysis of the new two-factor attitudinal scale

From: Cross-cultural adaptation of research instruments: language, setting, time and statistical considerations

Single group analysis RMSEA (90% CI) CFI TLI AVE AIC BCC
OMT (n=126)     F1 F2   
Unadjusted model 0.072 (0.047; 0.096) 0.928 0.913 0.515 0.276 N/A N/A
Adjusted* 0.063 (0.034; 0.088) 0.946 0.934 0.509 0.276 N/A N/A
Harm reduction (n=108)        
Unadjusted model 0.079 (0.052; 0.105) 0.905 0.884 0.506 0.267 N/A N/A
Adjusted model II** 0.049 (0.000; 0.080) 0.964 0.955 0.492 0.261 N/A N/A
Measurement Invariance        
Adjusted model***        
Equal form
(Unconstrained model)
0.039 (0.021; 0.053) 0.959 0.947 N/A N/A 284.528 301.136
Equal factor loading 0.043 (0.028; 0.056) 0.945 0.935 N/A N/A 288.024 301.587
Equal structural covariances 0.045 (0.031; 0.058) 0.937 0.928 N/A N/A 292.944 305.677
Equal measurement residuals 0.061 (0.050; 0.072) 0.874 0.868 N/A N/A 345.446 354.580
Saturated model N/A N/A N/A N/A N/A 364.000 414.377
Independent model 0.169 (0.160; 0.178) N/A N/A N/A N/A 1241.206 N/A
  1. *Allowing covariance between Err1 ↔ Err6, ** Allowing covariance between Err 6 ↔ 7, Err 11 ↔ 12
  2. ***Allowing covariance between Err1 ↔ Err6, Err6 ↔ Err7, Err 11 ↔ 12