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Fit indices for the tested models
| Model | n | χ2 | df | CFI | RMSEA |
|---|---|---|---|---|---|
| M1: Univariate LCM | 1052 | 46.73 | 9 | 0.99 | 0.063 |
| M2: Conditional LCM: Time invariant covariates | 1053 | 62.75 | 18 | 0.99 | 0.049 |
| M3: M2 without insignificant paths (Figure 1) | 1053 | 62.83 | 19 | 0.99 | 0.047 |
| M4: M3 without friend's, with mediators (Figure 2) | 1053 | 68.43 | 17 | 0.99 | 0.054 |
