Volume 22, Number 3—March 2016
Use of Transnational Services to Prevent Treatment Interruption in Tuberculosis-Infected Persons Who Leave the United States
|Table 3. Estimated number of incident tuberculosis cases for all subgroups at risk for treatment interruption due to voluntary or involuntary departure from the United States, 2008–2012*
|Study subgroup||No. cases, by year
||Yearly average (%)|
|Resided in United States with authorization|
|Tourist and business traveler||1,099||987||1,219||1,403||1,454||1,232 (44)|
|Student and exchange visitor†||696||657||785||791||745||735 (26)|
|Temporary worker†||474||394||473||503||475||464 (16)|
|Diplomat and other representative†||47||46||50||50||49||49 (2)|
|All other NIV classes||24||22||21||21||20||21 (1)|
|Unknown NIV class||10||9||15||10||8||10|
|Canada residents, no I-94 card||21||19||15||15||15||17 (1)|
|Mexico residents, no I-94 card
|Resided in United States without authorization|
|Detained then removed||173||175||166||196||218||186 (7)|
|Mexico resident, voluntary departures||35||42||39||40||39||39 (1)|
|All other voluntary departures
*I-94 card, the entry/exit form that all nonimmigrant visitors (except certain ones from Mexico and Canada) must fill out; NIV, nonimmigrant visa.
†Corresponding spouses and children were included in each of these categories; see Technical Appendix Table 1 for full list of visas included in each subgroup.
1Preliminary results from this study were presented at the joint The Union–North America Region and the National Tuberculosis Controllers Association meeting, February 24–27, 2016, Denver, Colorado, USA.