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Table 1 The Shapiro decision rule as presented in the original article. A score of ≥ 2 is an indication to obtain a blood culture. If the score is lower, a blood culture is not indicated by the rule. With courtesy to Shapiro et al. [25]

From: Case report: appendicitis induced Staphylococcus aureus and Klebsiella pneumoniae bacteremia in a young healthy male

Major criteria Minor criteria (1 point each)
Suspected endocarditis (3 points)
Temperature > 39.3 °C (3 points)
Indwelling vascular catheter (2 points)
Temperature 38.3-39.3 °C
Age > 65 years
Chills
Vomiting
Hypotension (SBP < 90 mmHg)
White blood cell count > 18.000 cells/μL
Bands > 5%
Platelets < 150.000 cells/μL
Creatinine > 176 μmol/L