Infectious Disease · Critical Care

Quick Pitt Bacteremia Score (qPitt) calculator

Enter the published formula inputs below to calculate and interpret this score.

Clinical inputs

Lowest body temperature <36°C

Systolic blood pressure <90 mm Hg or vasopressor use

Respiratory rate ≥25 breaths/min or mechanical ventilation

Cardiac arrest

Altered mental status

Result

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Formula inputs

Lowest body temperature <36°C
Systolic blood pressure <90 mm Hg or vasopressor use
Respiratory rate ≥25 breaths/min or mechanical ventilation
Cardiac arrest
Altered mental status

Primary source

Battle SE et al. Derivation of a quick Pitt bacteremia score to predict mortality in patients with Gram-negative bloodstream infection. Infection. DOI: 10.1007/s15010-019-01277-7. PMID: 30737765. Scope: adults with Gram-negative bloodstream infection; worst values on the day the first positive blood culture was obtained. (2019)

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