Clinical Study

Seroepidemiology of Helicobacter pylori Infection in Tepehuanos Aged 15 Years and Older in Durango, Mexico

Table 2

Bivariate analysis of selected behavioral characteristics of Tepehuanos and seroprevalence of H. pylori infection.

CharacteristicNo. of subjects testeda Prevalence of H. pylori infection value
No.%

Cats at home
 Yes8052650.78
 No765167.1
Raising animalsb
 Yes1308666.20.94
 No261765.4
Eating outside home
 Never332678.80.06
 From 1 to 10 times a year995959.6
 More than 10 times a year221777.3
Meat consumption
 Yes15310367.30.03
 No300
Frequency of meat consumption
 Never3000.04
 Up to 3 times a week14810067.6
 4–7 times a week4375
Raw cow milk consumption
 Yes1066965.10.59
 No493469.4
Unwashed raw vegetables
 Yes624064.50.67
 No936367.7
Unwashed raw fruits
 Yes855665.90.86
 No704767.1
Untreated water
 Yes1288465.60.63
 No271970.3
Traveled abroad
 Yes7571.41
 No1499865.8
National trips
 Yes6042700.38
 No956063.2
Soil contact
 Yes1429566.90.76
 No13861.5
Floor at home
 Ceramic211466.70.73
 Concrete574070.2
 Soil774963.6

Sums may not add up to 156 because of missing values.
bRaising of any kind of animals.