Table 1.

Breakdown of cases reported to Enhanced Surveillance of Meningococcal Disease (ESMD) by age group, serogroup and diagnosis, January 1999 to end June 2003*

^*Cases reported to ESMD with a diagnosis of both meningitis and septicaemia, other invasive disease excluding meningitis and septicaemia or where the diagnosis was not known have been excluded from this table, as have cases for which the age group was not known.