Fatigue in ferry shipping employees: the role of work-family conflict and supervisor support

BMC Public Health

Table 2 Bivariate correlations between personal characteristics, worksite characteristics, work stressors and different dimensions of fatigue

	SOFI lack of energy	SOFI physical exertion	SOFI physical discomfort	SOFI lack of motivation	SOFI sleepiness
Age	−0.02	−0.05	− 0.08	− 0.13	− 0.13
Gender^a	0.10	0.02	0.21**	0.06	0.14
School education^b	0.05	−0.04	0.01	0.03	0.05
Professional education^c	−0.11	−0.06	− 0.20*	−0.12	− 0.16*
Professional group^d	0.14	0.06	0.21**	0.13	0.18*
Living with a partner^e	0.04	0.10	0.11	0.01	0.07
Children under 6 years^f	−0.12	−0.06	− 0.10	−0.07	− 0.07
Ferry ship company^g	0.09	0.02	0.13	0.04	0.10
Workplace^h	−0.13	− 0.09	− 0.16*	−0.14	− 0.20*
Number of workdays per week	−0.08	− 0.04	0.07	− 0.13	−0.06
Typical work timeⁱ	0.20*	0.16*	0.26**	0.17*	0.19*
Sleeping at the workplace/on board^j	−0.12	−0.08	−0.13	− 0.13	−0.15
Physical activity ^k	−0.10	0.01	−0.04	−0.04	− 0.07
Smoking^l	0.05	0.02	0.07	0.02	−0.01
Sleeping trouble	0.45′**	0.35***	0.39***	0.36***	0.44***
Job demands	0.40***	0.30***	0.27***	0,34***	0.36***
Work-family conflict	0.48***	0.33***	0.36***	0.43***	0.42***
Support from supervisor	−0.28***	− 0.19*	− 0.23**	−0.31***	− 0.26**
SOFI Lack of energy	1	0.66***	0.70***	0.80***	0.82***
SOFI Physical exertion	0.66***	1	0.67***	0.74***	0.72***
SOFI Physical discomfort	0.70***	0.67***	1	0.60***	0.67***
SOFI Lack of motivation	0.80***	0.74***	0.60***	1	0.84***
SOFI Sleepiness	0.82***	0.72***	0.67***	0.84***	1

*Significant value: P <0.05. ** Significant value: P <0.01. ***Significant value: P <0.001.
^afemale = 2
^bprimary school = 1, secondary school = 2
^cvocational training = 1, university college/university = 2
^dofficers = 1, non-officers = 2
^eyes = 2
^fyes = 2
^gcompany 1 = 1, company 2 = 2
^hterminal = 1, ferry ship = 2
ⁱday and evening = 1, day, evening and night = 2
^jyes = 2
^k0-4 h per week/low intensity = 1, ≥2 hoursh per week/high intensity = 2
^lyes = 2

ISSN: 1471-2458