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Isolates Currently Available

Isolates as of April 7, 2014

OrganismYear (number of unique strains)Demographic and clinical data availableLaboratory testing results available
Streptococcus pneumoniae1995 (n=1752)
1996 (n=1328)
1997 (n=1721)
1998 (n=4095)
1999 (n=3980)
2000 (n=3865)
2001 (n=3119)
2002 (n=3187)
2003 (n=3284)
2004 (n=3132)
2005 (n=3562)
2006 (n=3559)
2007 (n=3512)
2008 (n=3791)
2009 (n=3859)
2010 (n=3650)
2011 (n=3341)
2012 (n=2883)

Age groups: < 1 yr, 1 yr, 2-4 yrs, 5-17 yrs, 18-34 yrs, 35-49 yrs, 50-64 yrs, ≥ 65 yrs

Source: CSF, blood or other sterile site

Serotype

Minimum inhibitory concentration for select antibiotics

Group A Streptococcus1995 (n=280)
1996 (n=343)
1997 (n=674)
1998 (n=627)
1999 (n=838)
2000 (n=542)
2001 (n=419)
2002 (n=852)
2003 (n=1074)
2004 (n=864)
2005 (n=920)
2006 (n=967)
2007 (n=958)
2008 (n=909)
2009 (n=957)
2010 (n=1048)
2011 (n=1109)
2012 (n=886)

Age groups: < 1 yr, 1 yr, 2-4 yrs, 5-17 yrs, 18-34 yrs, 35-49 yrs, 50-64 yrs, ≥ 65 yrs

Presence or absence of the following severe infection: NF*, STSS**, puerperal sepsis

Source: CSF, blood or other sterile site

emm type

Presence or absence of serum opacity factor

Group B Streptococcus1995 (n=23)
1996 (n=42)
1997 (n=65)
1998 (n=426)
1999 (n=518)
2000 (n=321)
2001 (n=310)
2002 (n=721)
2003 (n=1144)
2004 (n=1331)
2005 (n=1469)
2006 (n=1304)
2007 (n=1191)
2008 (n=1249)
2009 (n=1394)
2010 (n=1443)
2011 (n=1769)
2012 (n=1894)

For age groups: <1 year: onset [early ("0-6 days"), late ("7-89 days") or other (≥90 days)]; 1-49 yrs: pregnant (yes, no, unknown); 50-64 yrs and ≥ 65 yrs: age group only

Source: CSF, blood or other sterile site

Serotype
Methicillin-Resistant Staphylococcus aureus2005-2006 (n=100)
2007-2008 (n=100)
2009-2010 (n=100)
Source: Blood or other sterile site

Minimum inhibitory concentration for select antibiotics

Presense of toxins: PVL and TSST

SCCmectyping

Pulsed field gel electrophoresis

*Necrotizing fasciitis

** Streptococcal toxic shock syndrome

† Available through the Network on Antimicrobial Resistance in Staphylococcus aureus (NARSA) program.

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