Invasive Group B Streptococcal Disease in the Elderly, Minnesota, USA, 2003–2007

In Minnesota, incidence of invasive group B streptococcal disease was 3 times greater in older adults in long-term care facilities than in older adults in community settings (67.7/100,000 vs. 21.4/100,000) during 2003-2007. The overall case-fatality rate was 6.8%, and concurrent conditions were common among both groups.