Table 2. Risk factors for LTBI in the study population (multivariate analysis).

-	Odds Ratio	95% C.I.	P value
Male gender	1.69	1.07-2.66	0.05
Age≥ 40 years	4.43	2.32-6.14	0.01
Foreign country of birth	6.00	2.68-13.43	0.01
Nurse job	3.77	2.32-6.14	0.01