Reported Tuberculosis in the United States, 2018

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Lungs

Risk Factors


Analysis of TB risk factors includes both comorbid conditions and social and occupational risk factors.  Comorbidities include: conditions and medications that lower the immune system including HIV, diabetes and tumor necrosis factor-alpha inhibitor.

Social and occupational risk factors include employment or residence in a correctional or long-term-care facility, experiencing homelessness, and substance misuse.

Among reported risk factors for TB, diabetes mellitus (19.8%) was most commonly reported, followed by having been a close contact of a person with infectious TB (7.7%), or an immunocompromising condition other than HIV (7.3%).

Page last reviewed: September 6, 2019