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. Author manuscript; available in PMC: 2017 Oct 1.
Published in final edited form as: Qual Life Res. 2016 Apr 26;25(10):2559–2564. doi: 10.1007/s11136-016-1300-z

Table 2.

Results of testing measurement invariance of the 6-item short form of the University of Washington Self-Efficacy Scale

Overall fit indexes
 Comparative fit indexes
χ 2 df RMSEA CFI TLI Model comparison Δ χ 2 Δ df ΔCFI
1. Configural 393.127*** 69 .112 (.101, .123) .981 .983
2. Metric 378.522*** 87 .094 (.085, .104) .983 .988 1 versus 2 62.202*** 18 –.002
3. Scalar 343.743*** 105 .078 (.069, .087) .986 .992 2 versus 3 22.413 18 –.003

The Chi-square difference (Δχ2) was tested with using the Mplus DIFFTEST option [25]

***

p < .001