		Actual hsotiles behaviour				P value
		Yes		No
		N	%	N	%
Gender	Male	48	52.7	43	47.3	0.017
Gender	Female	1	11.1	8	88.9	0.017
Age	20 - 29 years	13	46.4	15	53.6	0.417
	30 - 39 years	11	45.8	13	54.2
	40 - 49 years	17	48.6	18	51.4
	≥50 years	8	61.5	5	38.5
According to the number of people in charge	<5 persons	2	0.2	8	0.8	0.413
	5 - 10 persons	20	47.6	22	52.4
	≥10 persons	27	56.3	21	43.8
Seniority in the company	<15 years	44	84.6	8	15.4	0.0001
Seniority in the company	≥15 years	5	10.4	43	89.6	0.0001
KARASEK Score	Actif	24	51.1	23	48.9	0.140
	Détendu	2	20.0	8	80.0
	Passif	6	40.0	9	60.0
	Stress	17	60.7	11	39.3
Medical monitoring	Actual	18	66.7	9	33.3	0.024
Medical monitoring	No	31	42.5	42	57.5	0.024
Global feeling	ill being	15	78.9	4	21.1	0.011
Global feeling	well being	34	39.5	47	60.5	0.011
Insomnia	Yes	18	64.3	10	35.7	0.056
Insomnia	No	31	42.1	41	56.9	0.056
Headache	Yes	21	61.8	13	38.2	0.066
Headache	No	28	42.4	38	57.6	0.066
General fatigue	Yes	28	62.2	17	37.8	0.016
General fatigue	No	21	38.2	34	61.8	0.016