Step 1 | vs M1 (base) | vs M2 | vs M3 | |||||
Model | df | χ^{2} | CFI | TLI | RMSEA | ∆χ^{2} (df), p value | ∆χ^{2} (df), p value | ∆χ^{2} (df), p value |
M1 (base)* | 35 | 657.13 | 0.972 | 0.960 | 0.016 | |||
M2† | 33 | 656.47 | 0.972 | 0.957 | 0.017 | 9.38 (2), 0.009 | ||
M3‡ | 33 | 585.08 | 0.976 | 0.962 | 0.016 | 77.77 (2), <0.001 | Not nested | |
M4§ | 31 | 542.48 | 0.977 | 0.963 | 0.015 | 116.51 (4), <0.001 | 118.80 (2), <0.001 | 44.34 (2), <0.001 |
Step 2 | vs M4 | vs M5 | vs M6 | |||||
Model | df | χ^{2} | CFI | TLI | RMSEA | ∆χ^{2} (df), p value | ∆χ^{2} (df), p value | ∆χ^{2} (df), p value |
M5¶ | 30 | 482.21 | 0.980 | 0.966 | 0.015 | 81.06 (1), <0.001 | ||
M6** | 30 | 478.10 | 0.980 | 0.966 | 0.015 | 65.12 (1), <0.001 | Not nested | |
M7†† | 29 | 426.39 | 0.982 | 0.969 | 0.014 | 130.73 (2), <0.001 | 56.13 (1), <0.001 | 67.45 (1), <0.001 |
Step 3 | vs M7 | vs M8 | vs M9 | |||||
Model | df | χ^{2} | CFI | TLI | RMSEA | ∆χ^{2} (df), p value | ∆χ^{2} (df), p value | ∆χ^{2} (df), p value |
M8‡‡ | 28 | 424.81 | 0.982 | 0.968 | 0.014 | 0.96 (1), 0.327 | ||
M9§§ | 28 | 368.70 | 0.985 | 0.973 | 0.013 | 197.80 (1), <0.001 | Not nested | |
M10¶¶ | 27 | 366.63 | 0.985 | 0.972 | 0.013 | 68.74 (2), <0.001 | 72.16 (1), <0.001 | 1.36 (1), 0.244 |
*M1: first-order autoregressive associations only.
†M2: M1 plus paths from depression at T1 to injury at T2 and from depression at T2 to injury at T3.
‡M3: M1 plus paths from injury at T1 to depression at T2 and from injury at T2 to depression at T3.
§M4: M1 plus paths from depression at T1 to injury at T2, from depression at T2 to injury at T3, from injury at T1 to depression at T2 and from injury at T2 to depression at T3.
¶M5: M4 plus path from depression at T1 to depression at T3.
**M6: M4 plus path from injury at T1 to injury at T3.
††M7: M4 plus paths from depression at T1 to depression at T3 and from injury at T1 to injury at T3.
‡‡M8: M7 plus path from depression at T1 to injury at T3.
§§M9: M7 plus path from injury at T1 to depression at T3.
¶¶M10: M7 plus paths from depression at T1 to injury at T3 and from injury at T1 to depression at T3.
∆χ^{2}, chi-square difference test; base, baseline model; CFI, Comparative Fit Index; RMSEA, Root Mean Square Error of Approximation; TLI, Tucker-Lewis Index.