Work-related factors predict changes in physical activity among nurses participating in a web-based worksite intervention: A randomized controlled trial

Brunet, Jennifer; Black, Melissa; Tulloch, Heather E.; Pipe, Andrew L.; Reid, Robert D.; Reed, Jennifer L.

doi:10.1186/s12912-021-00739-4

Table 3 Fixed effects and fit statistics for multilevel growth models with mood states as predictors

	Model 1	Model 2	Model 3	Model 4	Model 5	Model 6	Model 7
Total weekly MVPA minutes
Intercept	36.22 (4.69)^†	36.33 (4.71)^†	36.29 (4.71)^†	36.07 (4.73)^†	36.17 (4.67)^†	36.42 (4.69)^†	36.29 (4.71)^†
Time	10.96 (3.26)**	10.98 (3.25)**	10.99 (3.23)**	10.92 (3.24)**	11.05 (3.25)**	10.76 (3.24)**	10.98 (3.25)**
Time squared	−2.20 (0.54)^†	− 2.20 (0.54)^†	− 2.21 (0.53)^†	− 2.19 (0.53)^†	−2.21 (0.54)^†	− 2.17 (0.53)^†	−2.20 (0.54)^†
Tension	0.65 (0.90)
Tension*time	−0.11 (0.63)
Tension*time squared	−0.00 (0.10)
Depression		−0.01 (0.69)
Depression*time		−0.14 (0.48)
Depression*time squared		0.01 (0.08)
Anger			0.21 (0.77)
Anger*time			−0.54 (0.53)
Anger*time squared			0.09 (0.09)
Fatigue				0.24 (0.92)
Fatigue*time				0.44 (0.63)
Fatigue*time squared				−0.09 (0.10)
Confusion					1.40 (1.27)
Confusion*time					−5.56 (0.90)
Confusion*time squared					0.07 (0.15)
Vigour						0.53 (0.88)
Vigour*time						0.59 (0.60)
Vigour*time squared						−0.09 (0.10)
TMD							0.04 (0.17)
TMD*time							−0.03 (0.12)
TMD*time squared							0.00 (0.19)
Goodness of fit
-2LL	4532.575	4634.343	4633.189	4630.450	4629.813	4628.514	4642.996
AIC	4646.575	4648.343	4647.189	4644.450	4643.813	4642.514	4656.996
BIC	4675.448	4677.216	4676.062	4673.323	4672.686	4671.387	4685.869
Average daily step-count
Intercept	8842.10 (386.43)^†	8848.16 (384.23)^†	8845.54 (386.53)^†	8854.70 (386.82)^†	8843.07 (385.37)^†	8911.60 (365.04)^†	8849.25 (384.58)^†
Time	734.24 (276.17)*	737.43 (275.47)**	739.45 (275.67)**	732.88 (273.55)**	733.87 (275.92)*	690.32 (276.58)*	735.00 (275.07)*
Time squared	− 170.16 (46.23)^†	−170.58 (45.98)^†	− 171.44 (46.25)^†	− 167.20 (45.89)^†	−170.02 (46.11)^†	− 161.99 (46.20)**	−170.14 (45.90)^†
Tension	22.05 (73.71)
Tension*time	16.12 (53.38)
Tension*time squared	−4.30 (8.95)
Depression		−50.56 (56.46)
Depression*time		22.41 (40.69)
Depression*time squared		−6.17 (6.79)
Anger			8.80 (63.36)
Anger*time			−18.48 (45.05)
Anger*time squared			1.35 (7.55)
Fatigue				−7.12 (74.84)
Fatigue*time				56.34 (52.81)
Fatigue*time squared				−11.45 (8.86)
Confusion					66.72 (105.10)
Confusion*time					27.84 (76.41)
Confusion*time squared					−8.97 (12.78)
Vigour						183.97 (68.17)^†
Vigour*time						−14.74 (51.50)
Vigour*time squared						5.67 (8.60)
TMD							−11.23 (13.55)
TMD*time							7.01 (9.76)
TMD*time squared							−1.69 (1.63)
Goodness of fit
-2LL	8701.030	8699.874	8701.851	8694.425	8697.434	8684.503	8708.974
AIC	8715.030	8713.874	8715.951	8708.425	8711.434	8598.503	8722.974
BIC	8743.902	8742.747	8744.724	8737.298	8740.307	8727.375	8751.847

MVPA moderate-to-vigorous intensity physical activity, TMD total mood disturbances, −2LL −2 Restricted Log Likelihood, AIC Aikaike’s Information Criterion, BIC Bayesian Information Criterion
*p < .05, **p < .01, ^†p < .001

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