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Table 1 Subject characteristics comparing adult traveler’s diarrhea cases and non-diarrheal controls at Bumrungrad International Hospital in Bangkok, Thailand

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

  Case1 Control1 p-value2
Enrollees3 N = 389 N = 400  
Age (years)
 Mean ± SD 37.48 ± 13.71 41.6 ± 9.52 0.000
Gender
 Female 38% (32.95, 42.81) 25% (21.06, 29.81) 0.000
Nationality
 Asian 51% (45.81, 55.97) 51% (46.23, 56.25) 0.044
 European / North American 42% (36.70, 46.72) 45% (40.30, 50.27)  
 Oceania 7% (5.05, 10.53) 4% (1.93, 5.80)  
Time in Thailand
 Mean ± SD 540.43 ± 1410.75 1104.09 ± 1616.82 0.000
  0–29 days 53% (48.12, 58.26) 21% (17.34, 25.59) 0.000
  30–89 days 6% (4.20, 9.34) 3% (1.38, 4.87)  
  90–364 days 13% (9.47, 16.31) 11% (7.67, 13.93)  
  365–729 days 6% (4.20, 9.34) 17% (13.68, 21.32)  
  730+ days 22% (17.37, 25.75) 48% (43.26, 53.27)  
Season at enrollment
 Hot: Feb – May 44% (38.96, 49.05) 38% (33.46, 43.21) 0.219
 Rainy: Jun – Oct 40% (34.95, 44.90) 46% (40.54, 50.52)  
 Cool: Nov – Jan 16% (12.68, 20.24) 16% (12.77, 20.24)  
  1. 1Percentage with 95% Confidence Intervals from binomial exact test
  2. 2Pearson Chi Square test for categorical variables, student t-test for continuous variables
  3. 3Additional 28 cases and 17 controls excluded for missing or discrepant data