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Table 1 Characteristics of 516 travelers to TB-endemic countries who attended a Dutch travel clinic for pre-travel health advice; December 2008-September 2011

From: Screening travellers to high-endemic countries for infection with Mycobacterium tuberculosis using interferon gamma release assay; a prospective study

   Total %
Age Median, years (interquartile range) 25.0 (23–30)
Sex Female 336 65
  Male 180 35
BCG (before travel) No 473 92
  Yes 43 8
Travel history Yes 413 80
  No 103 20
Reason for travel Tourism 321 62
  Work: non medical setting 95 18
  Work: medical setting 20 4
  Work: unknown setting 72 14
  VFR 8 2
Travel duration Mean, weeks (SD) 21,9 (8.55)
Travel destination primary South East Asia 190 37
  South America 116 23
  Sub-Saharan Africa 111 22
  Asia, South 50 10
  Caribbean/Central America 29 6
  Asia, other 19 3
  North Africa/Middle East 1 0.2
Interval between return and blood donation (days)   
  Mean (SD) 29,8 (16.0)
Interval between return and TST (days) (n = 261)   
  Mean (SD) 49.8 (36.8)
  1. TB: tuberculosis; SD: standard deviation.