Table 2 Fixed effects and fit statistics for multilevel growth models with work-related characteristics as predictors

 Intercept

35.85 (4.64)^†

34.24 (6.87)^†

32.02 (6.02)^†

38.92 (5.61)^†

 Time

10.76 (3.21)**

16.46 (4.60)**

17.63 (3.89)^†

4.77 (3.64)

 Time squared

− 2.16 (0.53)^†

−3.08 (0.76)^†

−3.19 (0.64)^†

−1.21 (0.60)*

  Hours

−0.44 (0.54)

 Hours*time

−0.08 (0.39)

 Hours*time squared

0.02 (0.06)

 Shift length

2.89 (9.36)

 Shift length*time

−10.80 (6.31)

 Shift length*time squared

1.75 (1.05)

 Shift schedule

9.48 (9.59)

 Shift schedule*time

−17.43 (6.18)**

 Shift schedule*time squared

2.62 (1.02)*

 Role

−9.94 (10.11)

 Role*time

18.98 (6.51)**

 Role*time squared

−2.99 (1.07)**

 -2LL

4700.008

4681.183

4676.194

4676.361

 AIC

4714.008

4695.183

4690.194

4690.361

 BIC

4742.987

4724.162

4719.173

4719.340

 Intercept

8853.97 (379.25)^†

8435.45 (550.29)^†

8594.26 (482.24)^†

9264.44 (449.61)^†

 Time

714.68 (273.37)*

796.15 (395.87)*

691.27 (349.16)

497.86 (326.38)

 Time squared

−166.94 (45.84)**

−183.46 (66.32)**

− 154.38 (58.50)**

− 128.40 (54.65)*

 Hours

−35.03 (44.43)

 Hours*time

−5.60 (32.82)

 Hours*time squared

0.20 (5.51)

 Shift length

799.73 (756.92)

 Shift length*time

− 160.21 (547.04)

 Shift length*time squared

32.07 (91.68)

 Shift schedule

688.86 (779.17)

 Shift schedule*time

47.44 (561.28)

 Shift schedule*time squared

−30.77 (94.00)

 Role

− 1313.1824 (808.30)

 Role*time

684.99 (583.72)

 Role*time squared

− 122.26 (97.69)

 -2LL

8830.008

8813.162

8812.931

8810.698

 AIC

8844.008

8827.162

9926.931

8824.698

 BIC

8872.988

8856.142

8855.911

8853.677