Table 3

Model comparisons for the association of anxiety with a work-related injury among public university employees in southwestern United States, 2011–2013

Step 1vs M1 (base)vs M2vs M3
Modeldfχ2 CFITLIRMSEA∆χ2 (df), p value∆χ2 (df), p value∆χ2 (df), p value
M1 (base)*35724.420.9440.9190.017
M2†33725.750.9440.9130.0176.90 (2), 0.032
M3‡33666.870.9490.9210.01760.29 (2), <0.001Not nested
M4§31667.920.9490.9150.01761.60 (4), <0.00159.73 (2), <0.0015.50 (2), 0.064
Step 2 vs M3 vs M5 vs M6
Model df χ2 CFI TLI RMSEA ∆χ2 (df), p value ∆χ2 (df), p value ∆χ2 (df), p value
M5¶30553.710.9580.9280.016118.06 (3), <0.001
M6**30603.620.9540.9210.01767.11 (3), <0.001Not nested
M7††29490.100.9630.9340.015182.33 (4), <0.00164.44 (1), <0.001147.71 (1), <0.001
Step 3 vs M7 vs M8 vs M9
Model df χ2 CFI TLI RMSEA ∆χ2 (df), p value ∆χ2 (df), p value ∆χ2 (df), p value
M8‡‡28488.250.9630.9320.0151.42 (1), 0.233
M9§§28467.180.9640.9350.01523.07 (1), <0.001Not nested
M10¶¶27465.360.9650.9330.01524.41 (2), <0.00123.03 (1), <0.0011.35 (1), 0.245
  • *M1 (base): first-order autoregressive associations only.

  • †M2: M1 plus paths from anxiety at T1 to injury at T2 and from anxiety at T2 to injury at T3.

  • ‡M3: M1 plus paths from injury at T1 to anxiety at T2 and from injury at T2 to anxiety at T3.

  • §M4: M1 plus paths from anxiety at T1 to injury at T2, from anxiety at T2 to injury at T3, from injury at T1 to anxiety at T2 and from injury at T2 to anxiety at T3.

  • ¶M5: M4 plus path from anxiety at T1 to anxiety at T3.

  • **M6: M4 plus path from injury at T1 to injury at T3.

  • ††M7: M4 plus paths from anxiety at T1 to anxiety at T3 and from injury at T1 to injury at T3.

  • ‡‡M8: M7 plus path from anxiety at T1 to injury at T3.

  • §§M9: M7 plus path from injury at T1 to anxiety at T3.

  • ¶¶M10: M7 plus paths from anxiety at T1 to injury at T3 and from injury at T1 to anxiety at T3.

  • ∆χ2, chi-square difference test; base, baseline model; CFI, Comparative Fit Index; RMSEA, Root Mean Square Error of Approximation; TLI, Tucker-Lewis Index.