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. 2021 Feb 15;91:179–184. doi: 10.1016/j.sleep.2021.02.024

Table 3.

Difference in sleep timing between essential and nonessential workers.

Δ during-to-before restrictions (Mean ± SEM) Essential Worker
p Partial Eta2
No Yes
Δ Midsleep work day (mins) +58 (±3) +28 (±3) <0.001 0.029
Δ Midsleep free day (mins) +34 (±3) +16 (±5) 0.002 0.013
Δ Social jetlag (mins) −32 (±2) −10 (±4) <0.001 0.028
Δ Sleep duration work day (mins) +14 (±4) −21 (±7) <0.001 0.021
Δ Sleep duration free day (mins) −22 (±4) −5 (±8) 0.917 0.000
Δ Sleep start work day (mins) +51 (±3) +38 (±6) 0.035 0.006
Δ Sleep end work day (mins) +64 (±4) +17 (±6) <0.001 0.038
Δ Sleep start free day (mins) +34 (±4) +27 (±6) 0.231 0.002
Δ Sleep end free day (mins) +12 (±3) +4 (±6) 0.241 0.002