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Table 2 Detection of enteric organisms in adult traveler’s diarrhea cases and non-diarrheal controls in Bangkok, Thailand

From: Epidemiology and etiology of Traveler’s diarrhea in Bangkok, Thailand, a case-control study

  Case1 Control1 p-value2
  N = 389 N = 400  
Pathogen isolated 227 (58%) 124 (31%) 0.000
Multiple pathogens isolated 74 (19%) 21 (5%) 0.000
Number of pathogens isolated
 0 162 (42%) 276 (69%) 0.000
 1 153 (39%) 103 (26%)  
 2 50 (13%) 19 (5%)  
 3 18 (5%) 2 (0.5%)  
 4 6 (1%) 0 (0%)  
Bacteria 198 (51%) 118 (30%) 0.000
Plesiomonas 55 (14%) 32 (8%) 0.006
Campylobacter 53 (14%) 8 (2%) 0.000
Vibrio 53 (14%) 1 (0.3%) 0.000
Salmonella 46 (12%) 50 (13%) 0.772
Aeromonas 18 (5%) 14 (4%) 0.422
Shigella 12 (3%) 0 (0%) 0.000
Arcobacter 1 (0.3%) 0 (0%) 0.4933
 ETEC 26/325 (8%) 10/361 (3%) 0.002
 EPEC 16/333 (5%) 19/373 (5%) 0.860
 EIEC 3/333 (1%) 0/373 (0%) 0.1043
 STEC 1/333 (0.3%) 4/373 (1%) 0.3773
Virus 32 (8%) 1 (0.3%) 0.000
 Norovirus 32/259 (12%) 1/292 (0.3%) 0.000
Parasite 13 (3%) 8 (2%) 0.242
Giardia 10/363 (3%) 8/399 (2%) 0.496
Cryptosporidium 3/363 (0.7%) 0/399 (0%) 0.1083
  1. 1Percentage calculated as number of positive stool samples divided by number of samples tested for that pathogen. Some stool samples had more than one isolate
  2. 2Pearson Chi Square test
  3. 3Fisher’s exact test