1. Prognostic value of serum albumin levels in hospitalized adults with community-acquired pneumonia
- Author
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Antonella F. Simonetti, Jordi Dorca, Francesc Gudiol, Carolina Garcia-Vidal, Diego Viasus, Frederic Manresa, and Jordi Carratalà
- Subjects
Male ,Microbiology (medical) ,medicine.medical_specialty ,Serum albumin ,law.invention ,Community-acquired pneumonia ,Risk Factors ,law ,Internal medicine ,Severity of illness ,medicine ,Clinical endpoint ,Humans ,Prospective Studies ,Intensive care medicine ,Prospective cohort study ,Serum Albumin ,Aged ,Aged, 80 and over ,biology ,business.industry ,Albumin ,Pneumonia ,Middle Aged ,Prognosis ,medicine.disease ,Intensive care unit ,Community-Acquired Infections ,Hospitalization ,Intensive Care Units ,Treatment Outcome ,Infectious Diseases ,biology.protein ,Female ,business - Abstract
To investigate whether serum albumin levels within 24 h of admission correlate with outcomes in community-acquired pneumonia (CAP).Observational analysis of a prospective cohort of adults with CAP requiring hospitalization from 1995 through 2011. Serum albumin level was the independent variable. The primary end point was 30-day mortality.During the study period, 3463 patients with CAP required hospitalization. The median value of albumin was 31 g/L (IQR 28-35). As levels of serum albumin decrease, the risk of complications significantly increases (P.001). Decreased albumin levels were also associated with prolonged time to reach clinical stability (P.001), prolonged hospital stay (P.001), ICU admission (P.001), the need for mechanical ventilation (P.001), and 30-day mortality (P.001). After adjusting for potential confounders in a multivariate logistic regression analysis, serum albumin levels at admission (-5 g/L decrease) were independently associated with a higher risk of 30-day mortality (OR 2.11, 95% CI 1.73-2.56). For predicting primary end point, hypoalbuminemia (30 g/L) significantly increased the area under ROC curves of PSI and CURB-65 scores (P ≤ .02), and identified those patients with higher risk of complications classified into low- and high-risk groups by these scores.Serum albumin level within 24 h of admission is a good prognostic marker in CAP. Physicians should consider albumin level when evaluating the severity of illness in patients with CAP.
- Published
- 2013
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