Table 3.

Impact of professional parameters on burnout

		Burnout	Crude		Model 1	Model 2
	Total	N	Per cent	OR (95% CI)	OR (95% CI)	OR (95% CI)
Management position
Low	927	91	9.8	Ref.	Ref.	Ref.
Intermediate	278	39	13.5	2.8 (1.0 to 2.1)*	2.2 (0.8 to 1.8)	2.2 (0.8 to 1.8)
High	81	2	2.5
Job strain
Low strain	240	16	6.6	Ref.	Ref.	Ref.
High strain	303	37	13.9	1.9 (1.1 to 3.6)*	1.8 (1.1 to 3.1)*	1.1 (0.6 to 2.1)
Active job	277	30	10.8	1.7 (0.9 to 3.2)	1.2 (0.7 to 1.9)	1.1 (0.5 to 1.1)
Passive Job	480	48	10.0	1.6 (0.8 to 2.8)	1.1 (0.5 to 2.1)	1.1 (0.4 to 2.1)
Social support
High (score >23)	940	79	8.4	Ref.	Ref.	Ref.
Low (score <23)	360	53	14.7	2.8 (1.9 to 4.1)*	1.2 (0.9 to 2.1)	1.1 (0.8 to 2.0)
Job satisfaction
High (score ≥5)	1210	55	4.5	Ref.	Ref.	Ref.
Low (score <5)	90	77	85.6	124 (65 to 237)**	108 (48 to 215)**	108 (48 to 215)**

Model 1, OR adjusted for sociodemographic parameters (age, weight, sex, BMI, physical activity, smoking and alcohol habits). Model 2, OR adjusted for sociodemographic, professional (management position) and sleep parameters (habitual sleep time, weekend sleep time, ESS).

*p<0.05, **p<0.01, **p<0.001.

N, occurrence; OR, odds ratio; Ref., reference.

BMI, body mass index; ESS, Epworth sleepiness scale.