The Risk for Clostridium Difficile Colitis During Hospitalization in Asymptomatic Carriers
The Risk for Clostridium Difficile Colitis During Hospitalization in Asymptomatic Carriers
The investigators hypothesize that development of symptoms characteristic of Clostridium
 difficile infection will be 2-3 times higher in asymptomatic carriers, compared to that of
 non carriers and expect to find risk factors for development of symptomatic clostridium
 difficile.
Inclusion Criteria:

 -  History of hospitalization in recent year, residence of a nursing home or institutions

 -  Expected more than 48 hours hospitalization

 Exclusion Criteria:

 -  Colitis/ diarrhea

 -  Rectal swab performed ≥48 hrs post arrival to hospital.