Summary of differentially expressed proteins identified in SP/SI, de/SI and de/SP among the three sets.

SI: urine specimens from patients with SIRS.SP: urine specimens from sepsis patients, acquired within 24 h of admission to the ICU.de: urine specimens from sepsis patients, acquired within 48 h before death.de/SI: proteins differentially expressed in de relative to SI.de/SP: proteins differentially expressed in de relative to SP.SP/SI: proteins differentially expressed in SP relative to SI.