| |
Good (n = 250)
|
Poor (n = 358)
|
P
a
|
| |
Mean
|
(SD)
|
Mean
|
(SD)
| |
|
Fit to job content (%)
|
80.3
|
(13.0)
|
59.4
|
(19.6)
|
< 0.001
|
|
Eveningness (currently)
|
3.7
|
(1.0)
|
3.2
|
(1.1)
|
< 0.001
|
|
Social and family disruption
|
16.1
|
(6.4)
|
20.0
|
(5.6)
|
< 0.001
|
|
Chronic fatigue
|
89.5
|
(21.9)
|
103.7
|
(20.9)
|
< 0.001
|
|
Shift system advantages
|
5.4
|
(2.1)
|
5.0
|
(1.7)
|
0.023
|
|
Shift work locus of control
|
107.2
|
(15.2)
|
99.1
|
(16.1)
|
< 0.001
|
|
Psychological wellbeing (GHQ-12)
|
11.6
|
(3.5)
|
13.6
|
(4.2)
|
< 0.001
|
|
Daytime sleepiness (ESS)
|
6.7
|
(2.8)
|
7.1
|
(2.9)
|
0.033
|
|
Sleep disturbance
| | | | | |
|
Day shift 1
|
20.8
|
(6.2)
|
22.3
|
(6.0)
|
0.002
|
|
Day shift 2
|
20.8
|
(5.9)
|
22.2
|
(5.7)
|
0.005
|
|
Afternoon shift
|
17.6
|
(5.9)
|
19.3
|
(5.9)
|
0.007
|
|
Night shift 1
| | | | | |
|
between afternoon shift and night shift 1 (night)
|
17.8
|
(6.2)
|
19.5
|
(6.1)
|
0.004
|
|
Before night shift 1 (daytime)
|
22.8
|
(7.5)
|
27.7
|
(6.8)
|
< 0.001
|
|
Night shift 2
| | | | | |
|
between night shift 1 and night shift 2 (daytime)
|
22.7
|
(7.2)
|
26.3
|
(7.4)
|
< 0.001
|
|
after night shift 2 (daytime)
|
22.0
|
(6.3)
|
24.9
|
(6.7)
|
< 0.001
|
|
on the first day off (night)
|
16.7
|
(6.3)
|
18.8
|
(6.3)
|
0.001
|
|
Napping during night shifts (hours)
| | | | | |
|
Night shift 1
|
1.5
|
(0.9)
|
1.3
|
(0.9)
|
0.001
|
|
Night shift 2
|
1.8
|
(1.5)
|
1.5
|
(1.3)
|
0.001
|
