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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



Hypotension (SBP < 90 mmHg)

White blood cell count > 18.000 cells/μL

Bands > 5%

Platelets < 150.000 cells/μL

Creatinine > 176 μmol/L