Community acquired BSI n=245 Hospital acquired BSI n=120 Streptococcus, viridans group 16 15 Streptococcus, beta haemolytic 85 17 Streptococcus pneumoniae 123 0 Enterococcus species 21 88 All, penicillin sensitive 224 32*** All, penicillin resistant 21 88***

Table 1: Summary of Gram positive cocci in chain found in blood cultures of 365 BSI patients subdivided according to the origin of infection (community or hospital acquired infections) and the major bacterial categories. A summary of the bacteria isolated that displayed penicillin sensitivity is also shown. ***=p<0.001.