Tuberculosis Highlights

There are an estimated 9-14 million people in the United States infected with M. tuberculosis.  On average, about 10% of infected individuals will develop active tuberculosis (TB) disease at some point in their lives. There were 9,557 TB cases in the United States in 2015 (3.0 cases per 100,000 persons) – a 1.4% increase compared to 2014. Although case count has risen slightly, the TB incidence rate has remained relatively stable since 2013. Utah had 20 confirmed cases (0.7 cases per 100,000 persons) reported in 2016. 

Davis County had two new active tuberculosis disease cases reported in 2016 and 112 latent tuberculosis infection (LTBI) cases.

Active Tuberculosis Cases by Year, Davis County, 2002-2016


Latent tuberculosis infection is a condition in which TB bacteria are alive, but inactive in the body. People with LTBI have no symptoms, cannot spread TB to others, and usually have a positive skin test reaction or interferon gamma release assay (blood test). In 2016, a total of 112 LTBI cases were reported in Davis County.

Latent Tuberculosis Cases by Year, Davis County, 2002-2016


In Davis County, active disease and LTBI are primarily seen in individuals who are foreign-born or have traveled/lived in endemic countries.

 LTBI by Place of Birth, Davis County, 2015


Contact Information

Communicable Disease Control & Prevention

Email Us

Physical Address
22 South State Street
2nd Floor 
Clearfield, Utah 84015

Mailing Address
Davis County Health Department
P.O. Box 618
Farmington, Utah 84025

Phone Numbers
(801) 525-5200 :: Main
(801) 525-5201 :: Fax

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