Table 1.

Recommendation of antibiotic use based on procalcitonin result

Procalcitonin <0.1 μg/LAntibiotics strongly discouraged
Procalcitonin 0.1–0.24 μg/LAntibiotics discouraged
Procalcitonin 0.25–0.49 μg/LAntibiotics encouraged
Procalcitonin ≥0.5 μg/LAntibiotics strongly encouraged