However, in 273 febrile neutropenia, only PCT discriminated bacteremia from non-bacterial infection (AUC: 0.624, 95% CI: 0.564–0.682) whereas CRP could not detect bacteremia (AUC: 0.500, 95% CI: 0.439–0.561, P > 0.05). Here, CRP is linked to bacterial infectious disease with sepsis.