BACKGROUND It is essential to develop new biomarker with effective prognostic roles because of the unclear clinical use of the current community-acquired pneumonia(CAP)predictors.AIM To evaluate the association betwee...BACKGROUND It is essential to develop new biomarker with effective prognostic roles because of the unclear clinical use of the current community-acquired pneumonia(CAP)predictors.AIM To evaluate the association between serum activin A levels and prognosis in CAP patients.METHODS A total of 168 CAP individuals grouped according to the severity and prognosis of illness condition,and 48 healthy individuals as the control group were enrolled in this study.Circulating concentrations of activin A were measured using enzymelinked immunoassays.The interaction between activin A levels and etiologies of CAP was determined.Based on the severity of CAP,110 patients(65.48%)were categorized into group-I,42(25%)cases were grouped into group-II,and 16(9.52%)cases were categorized into group-III.RESULTS Serum activin A levels were higher in patients with CAP than controls,but independent of etiology.Moreover,the scores of Pneumonia Severity Index(PSI)and CURB-65 positively correlated with the increasing levels of serum activin A,and were at their highest peak in individuals in group-III(P<0.001).Combining activin A with CURB-65 or PSI was more effective in improving predictive property(P<0.01).According to Cox proportional regression analysis,after adjusting clinical parameters,we confirmed that activin A showed a powerful predictive property for hospital mortality in CAP patients(P<0.001).CONCLUSION Higher level of serum activin A was associated with poor prognosis of CAP.Activin A can be used as a more valuable biomarker of prognosis in CAP patients.展开更多
基金This study was approved by the ethical committee of Yixing People’s Hospital(Approval No.2018-036).
文摘BACKGROUND It is essential to develop new biomarker with effective prognostic roles because of the unclear clinical use of the current community-acquired pneumonia(CAP)predictors.AIM To evaluate the association between serum activin A levels and prognosis in CAP patients.METHODS A total of 168 CAP individuals grouped according to the severity and prognosis of illness condition,and 48 healthy individuals as the control group were enrolled in this study.Circulating concentrations of activin A were measured using enzymelinked immunoassays.The interaction between activin A levels and etiologies of CAP was determined.Based on the severity of CAP,110 patients(65.48%)were categorized into group-I,42(25%)cases were grouped into group-II,and 16(9.52%)cases were categorized into group-III.RESULTS Serum activin A levels were higher in patients with CAP than controls,but independent of etiology.Moreover,the scores of Pneumonia Severity Index(PSI)and CURB-65 positively correlated with the increasing levels of serum activin A,and were at their highest peak in individuals in group-III(P<0.001).Combining activin A with CURB-65 or PSI was more effective in improving predictive property(P<0.01).According to Cox proportional regression analysis,after adjusting clinical parameters,we confirmed that activin A showed a powerful predictive property for hospital mortality in CAP patients(P<0.001).CONCLUSION Higher level of serum activin A was associated with poor prognosis of CAP.Activin A can be used as a more valuable biomarker of prognosis in CAP patients.
