1. TB is one of the leading causes of death due to infectious disease in the world.

2. TB case rate is the number of TB cases that occur during a certain time period divided by size of the population at that time, often expressed in terms of a population size of 100,000 persons.

3. In 2014, the U.S. TB case rate was 8 TB cases per 100,000 persons.

4. TB affects certain racial and ethnic minorities disproportionately. Percentage of TB cases in racial and ethnic minorities are higher than expected based on percentage of these minorities in the U.S. population.

5. Individuals applying for immigration and refugee status from overseas must be screened for TB, any medical provider can screen these individuals.

6. Infants and children younger than 5 years are at high risk for developing TB disease due to underdeveloped immune system.

7. If a person is infected with M. Tuberculosis, the risk of developing TB disease is 7%-10% each year.

8. Asian, Native Hawaiians or other Pacific Islanders, non-Hispanic blacks, Hispanics, and American Indians or Alaska Natives are disproportionately affected by TB compared to non-Hispanic Whites.

9. When a child has TB infection or disease, it suggests recent TB transmission in the child’s home or community. The person who transmitted TB to the child may still be infectious and an effort should be put to identify the source case.

10. HIV infection is the strongest known risk factor for developing TB disease.