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. 2025 Aug 22;25:2894. doi: 10.1186/s12889-025-24047-7

Table 3.

Multi-group analysis unconstrained models fit results

Group χ2 df χ2/df CFI TLI RMSEA
Sex 1112.007 210 5.295 0.980 0.974 0.033
School type 1087.045 210 5.176 0.981 0.975 0.032
Mental health 1075.977 210 5.124 0.980 0.974 0.032
Cell phone dependence 1050.795 210 5.004 0.980 0.975 0.031