Impact of Clostridium difficile infection caused by the NAP1/RT027 strain on severity and recurrence during an outbreak and transition to endemicity in a Mexican tertiary care center.

Objectives: To describe the clinical characteristics, outcomes, and factors associated with Clostridium difficile infection (CDI) due to ribotype 027 (RT027) and recurrence, including an outbreak period, with transition to endemicity.

Methods: A case-control study was performed. Clinical and demographic data were collected for patients with CDI during the period January 2008 to December 2015.