Table 3 Moderating effects of a flexible start of work

From: Sleep and chronotype in relation to work-related stress and negative affect: The moderating role of a flexible start of workSchlaf und Chronotyp im Hinblick auf arbeitsbedingten Stress und negative Stimmung: die moderierende Wirkung eines flexiblen Arbeitsbeginns

  Criteria
Work-related stress Negative affect
Regression Predictor β p β p
1 Sleep duration 0.15 <0.01 0.18 <0.001
Flexible start of work −0.01 0.77 0.00 0.98
Sleep duration × Flexible start of work 0.12 0.01 0.15 <0.01
– F(3, 434) = 5.05, p < 0.01, R2 = 0.03 F(3, 434) = 7.06, p < 0.001, R2 = 0.05
2 NAS 0.22 <0.001 0.22 <0.001
Flexible start of work 0.01 0.81 0.02 0.62
NAS × Flexible start of work 0.13 <0.01 0.13 <0.01
– F(3, 434) = 9.50, p < 0.001, R2 = 0.06 F(3, 434) = 9.38, p < 0.001, R2 = 0.06
3 Chronotype −0.21 <0.001 −0.10 0.04
Flexible start of work 0.01 0.78 0.01 0.91
Chronotype × Flexible start of work −0.10 0.04 −0.14 <0.01
– F(3, 434) = 7.94, p < 0.001, R2 = 0.05 F(3, 434) = 4.29, p < 0.01, R2 = 0.03
  1. N = 438, NAS need for additional sleep time in the morning
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