[Hospital admissions for meningococcal infections in Madrid, Spain (1997-2005)].

Background And Objectives: Neisseria meningitidis infection causes an important morbidity and mortality in Spain. Our study aims to estimate the burden of hospital admissions for meningococcal infection in Spain during a nine-year period (1997-2005) by analyzing the Spanish hospital surveillance system.

Methods: An epidemiological retrospective study was conducted.