CRP and bacterial infectious disease with sepsis: Individuals classified according to the treatment strategy compatible with their actual antibiotic administration on the index date, defined as day 4 after the initial blood culture; assignment was treated as if randomized within levels of baseline covariates: age, sex, community or nosocomial acquisition, source of infection, pathogen, selected comorbidities, CRP level at time of initial blood culture collection, and Pitt Bacteremia Score