[Costs of infection associated with urinary bladder probes in a teaching hospital in Santander, Colombia].

Objective To estimate the excess costs of urinary tract infection associated with catheter use and clinical interventions that influence costs the most. Methods A study of cohorts paired by the time of occurrence of the nosocomial event was carried out. Those exposed were patients with urinary tract infection associated with catheters and those unexposed were patients without nosocomial infection, admitted with a similar diagnosis.

[Costs associated with nosocomial pneumonia in Universitary Hospital of Santander-Colombia, 2007-2009].

Objective: Estimate the excess of costs associated with nosocomial pneumonia not related to mechanical ventilation and clinical interventions that influence the cost.

Methods: A paired cohort study by time of occurrence of nosocomial event. The exposed groups were patients with nosocomial pneumonia and unexposed patients without this infection, whose diagnosis by the time of admission into the hospital was similar.