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. 2015 Aug 13;10(8):e0134730. doi: 10.1371/journal.pone.0134730

Table 2. The fit indices of the multigroup models.

Models χ2 df χ2/df CFI TLI RMSEA
Grade 7 115.39*** 11 10.49 .970 .942 .093
Grade 8 144.23*** 11 13.11 .964 .930 .103
Grade 9 166.16*** 11 15.11 .960 .921 .111
Male 167.44*** 11 15.22 .972 .947 .093
Female 150.83*** 11 13.71 .961 .939 .101

***p< .001.