This 6-year period immediately followed, (1) the publication in 1993 of practice guidelines for fever in young children and infants [9] and (2 ... leukocyte esterase, or protein. All urine ...
In contrast, all 12 cases of invasive sepsis (5.1%; 95%CI: 2.6–8.7) occurred in 237 infants with urine leukocyte counts above 9 cells/hpf. These differences translated to a relative risk of ...