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Table 1 Systemic inflammatory response syndrome criteria

From: Clinical utility of procalcitonin in severe odontogenic maxillofacial infection

Criterion

Positive result

Temperature

< 36 °C or > 38 °C

Pulse rate

> 90 beats per minute

Respiratory rate

> 20 breaths per minute

White blood cell count

< 4 or > 12 × 109/L