When someone arrives at the ER with a serious infection, doctors need to know who might get worse. This study tracked proteins in the blood that signal inflammation over the first 24 hours in 173 adults who came to the ER with suspected infection and a high warning score.
Researchers found that levels of several proteins, like IL10 and IL6, tended to drop over time. Other proteins, like IL1RN and TNFRSF1A, were higher in patients who developed sepsis. Some proteins, including IL8 and TNFRSF1A, were linked to a better chance of survival, while PCT showed a very slight increase linked to survival. The study also found that certain proteins correlated with the severity of organ dysfunction.
This was a single-center, observational study, so it shows associations, not cause and effect. The findings are based on statistical models and may not apply to other hospitals. Still, the patterns suggest that tracking these proteins could help develop tools to predict outcomes for patients with serious infections.