Nested case-control study of multiple serological indexes and Brighton pediatric early warming score in predicting death of children with sepsis

Figure 1 Schematic diagram of the design principle of a nested case-control study.

Figure 2 Receiver operating characteristic curve analysis of serum albumin, serum procalcitonin, pediatric early warning score, and their combination to assess death in children with sepsis. ALB: Serum albumin; PCT: Serum procalcitonin; PEWS: Pediatric early warning score.