Journal of Occupational Medicine and Toxicology

Table 1 Description of the study population

From: Prevalence of latent tuberculosis infection among health care workers in a hospital for pulmonary diseases

Variable	N	%
Gender
Female	196	74
Male	69	26
Age*
< 30 years	115	43.4
30 – < 40 years	41	15.5
40 – < 50 years	68	25.7
50 – 67 years	41	15.5
Country of birth
Germany	214	80.8
foreign country	51	19.2
BCG-vaccination
No	125	47.2
Yes	140	52.8
TST history
No TST in medical history	33	12.5
Negative TST in history	151	57
Positive TST in history	81	30.6
Job category
Nurse	94	35.5
Physician	17	6.4
Other professions	154	58.1
QFT-IT
Negative	246	92.8
Positive	19	7.2
Workplace
Admission ward	18	6.8
Infection ward	110	41.5
Other	137	51.7
Reason for testing
Serial examination	246	92,8
Contact tracing	19	7,2
Total	265	100

* mean age 34.7, standard deviation 12.6

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ISSN: 1745-6673

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