Exclusion Criteria	Description	ICD-9-Code
Metastatic	Septic Arthritis	711.X
	CNS	324.X
	Pericarditis	420.X
	Endocarditis	421.X
Systemic	Acute Respiratory failure	518.8X, 799.1
	Sepsis	995.9X
	HUS	283.11
Other (Local)	Abscess	513.X
	Immune Deficiency	279.XX
	Meningitis	320.XX