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Table 1 Studies included in current systematic review of diarrheal illness among long term travelers since 2006

From: Travelers’ diarrhea: update on the incidence, etiology and risk in military and similar populations – 1990-2005 versus 2005–2015, does a decade make a difference?

Reference First Author Year of Pub Study Years Study Design Country Population Population Size Travel Duration Percent Male Age
  Middle East
[24] Armstrong, AW 2010 2007–2008 Clinical Trial Turkey US Military 100 0.5 88 36
[28] Brown, J 2009 2004 Cross-sectional Multiple US Military 3933   89 25
[45] Hillel, O 2005 2003 Cross-sectional India Backpackers 114 5 43 26.6
[55] Letizia, A 2014 2005–2006 Clinical Trial Turkey US Military 109 12 86  
[58] Monteville, MR 2006 2004 Other Iraq; Afghanistan US Military 194 4.8 92 32
[58] Monteville, MR 2006 2004 Other Iraq; Afghanistan US Military 28,322    
[70] Porter, C 2010 2002 Mixed design Turkey US Military 202 4 89 34
[68] Porter, C 2011 1999–2007 Case-control Iraq; Afghanistan US Military 31,866   54.5 28.5
[69] Porter, C 2011 2008–2009 Case-control Afghanistan, Iraq US Military 535 6 56.6 26
[16] Putnam, S 2006 2003–2004 Cross-sectional Iraq; Afghanistan US Military 10,833 11 89.6 26
[9] Riddle, MS 2008 2006–2007 Cross-sectional Iraq; Afghanistan; Kuwait US Military 3374 5.7 84.5 26
[72] Riddle, MS 2011 2004–2005 Mixed design Egypt US Military 211 5.7   31
[75] Sanders, JW 2007 2003–2004 Clinical Trial Turkey US Military 207 8 65 31
[96] Sanders, JW 2005 (conf) 2004 Cross-sectional Iraq US Military 537 3.7 98.1 23
[79] Sebeny, PJ 2012 2009 Mixed design Egypt US Military 1529 0.7 81 34
[89] Trivedi, KH 2011 2004–2005 Cohort Egypt; Turkey US Military 120 3.7 74 34
  SE Asia
[66] Piyaphanee, W 2011 2009 Cross-sectional Thailand Backpackers 404 1 59.7 26
[88] Tribble, DR 2007 2000–2001 Clinical Trial Thailand US Military 156   89 26
[87] Tribble, DR 2008 2000–2001 Mixed design Thailand US Military 182   90 26
[93] Velasco, J 2015 2014 Other - Surveillance Philippines US Military 15 0.5 100 29
  Latin America
[94] Ajami, N 2014 2004 Descriptive study Mexico Students 75 1 46 26
[52] Kasper, MR 2012 2011 Mixed design El Salvador US Military 241 0.5 83.8 27
[71] Reaves, EJ 2012 2012 Mixed design Peru US Military 101    
  Latin America and Caribbean
[95] Chern, A 2016 2011 Mixed design Multiple US Military / Civilian 3156 5 64.6 31
  Africa
[39] Frickmann, H 2015 2013–2014 Surveillance Mali non-US Military 51 8.5   
[56] Marimoutou, C 2011 2007–2008 Cohort Chad non-US Military 278 5   
[67] Pommier de Santi, V 2011 2007–2008 Mixed design Chad non-US Military 240 5 91.7 27
  Multiple
[30] Chen, L 2009 1996–2008 Descriptive study   Peace Corps; Expatriate 4039 12 57.2  
[83] Stermer, E 2006 2004 Cross-sectional   Non-military Travelers 405 1 53.3 30.8
[90] Tuteja AK 2008   Cohort   Missionaries (mainly) 83 16 82 21
  1. This table lists all studies included in the current systematic review since the last review in 2006. Thirty studies were included for analysis, bringing the total number of studies in this systematic review to 82. The author, year of publication, study years, type of study design, countries included, type of travel population evaluate, population size, median travel duration, percent male, and median age are included for each included study, where available. The studies are listed by region of travel