TABLE 5.

Model parameters for the multilevel analysis with the mean score of the SVS-GM3 as the dependent measure (Model 1).

Parameter	Estimate (SE)	p	95% CI
			Lower	Upper
Fixed effects
Intercept	5.94 (0.28)	< 0.001	5.39	6.49
Noon vitality	0.51 (0.12)	< 0.001	0.27	0.75
Evening vitality	0.63 (0.12)	< 0.001	0.38	0.87
Day off	0.18 (0.11)	0.112	−0.04	0.40
ROF	−0.46 (0.04)	< 0.001	−0.54	−0.39
Random effects
Level 2 (between-person)
Intercept	1.81		1.02	1.78
ROF (Slope)	0.02		0.06	0.21
Level 1 (within-person)
Residual	1.05		0.95	1.09

Standard errors are in parentheses.

All p values in this table are two-tailed.

SMS-GM3, 3-item modified German Subjective Vitality Scale.

The reference category for the variables noon vitality and evening vitality is morning vitality.