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Table 1 Characteristics of ill returned travelers seen at GeoSentinel Clinics, expatriates versus non-expatriates, March 1997 – May 2011

From: Expatriates ill after travel: Results from the Geosentinel Surveillance Network

  All
  TOTAL Expatriates Non-expatriates
(N=14,793) (n=2,883) (n=11,910)
  Percentage, %
Male * 58 64 56
Age *    
<=19 4 6 4
20-64 92 91 93
65+ 4 4 3
Sought pre-travel advice * 60 70 58
Travel reason *    
Business 58 41 62
Volunteer 42 59 38
Trip duration *    
<1 month 44 11 53
1-6 months 25 20 26
>6 months 18 51 10
Unknown 13 18 11
Exposure region *    
Africa 38 39 37
Asia-Pacific 28 23 30
Latin America 19 25 17
Other a 6 7 6
Unknown 9 6 9
Patient type    
Inpatient 10 11 10
Outpatient 90 89 90
  1. * χ 2 p-value < 0.01, comparing expatriates with non-expatriates.
  2. a Other includes Europe, Middle East, and North America and does not include unknown region (n=1277).