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.