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Mortality

Early Identification of High-Risk Patients in Community-Acquired Pneumonia

Strategic Insights

— 1 min read

A recent study published in The American Journal of Emergency Medicine has highlighted the importance of early identification of patients at high risk of mortality in community-acquired pneumonia (CAP). Researchers from the University for Health Sciences in Turkiye conducted a retrospective single-center study to compare the predictive performances of three simplified tools: APUA, APUA-RO2, and CURB-65 scores. The study found that the APUA-RO2 score showed significantly better discriminatory ability than APUA, offering a balance between simplicity and prognostic utility.

Key Takeaways:

  • The study included 348 adult patients hospitalized with CAP between January 2023 and December 2024, with an in-hospital mortality rate of 32.5%.
  • The APUA-RO2 score had an area under the curve (AUC) of 0.716 (95% CI, 0.657-0.774), while the CURB-65 score had an AUC of 0.716 (95% CI, 0.662-0.770).
  • The study concluded that the APUA-RO2 score may be a practical alternative to existing tools, providing a balance between simplicity and prognostic utility.
  • The predictive performances of the scores were compared using receiver operating characteristic (ROC) curve analysis and the DeLong test.
  • The study was peer-reviewed and published in The American Journal of Emergency Medicine.
  • Additional authors for the research include Serdar Ozdemir, Mustafa Ahmet Afaca, Kaan Yusufoglu, and Abuzer Ozka.

Statistics:

  • 348 patients were included in the study, with an in-hospital mortality rate of 32.5%.
  • The AUC for APUA-RO2 was 0.716 (95% CI, 0.657-0.774), while the CURB-65 AUC was 0.716 (95% CI, 0.662-0.770).
  • The APUA-RO2 score showed significantly better discriminatory ability than APUA (P<0.001).

Sources:

  • Comparative Analysis of Apua, Apua-ro 2, and Curb-65 Scores for Mortality Risk In Hospitalized Pneumonia Patients. The American Journal of Emergency Medicine, 2025;97:136-139. (DOI: 10.1016/j.ajem.2025.10.018)
  • NewsRx. Study Results from University for Health Sciences Broaden Understanding of Pneumonia (Comparative Analysis of Apua, Apua-ro 2, and Curb-65 Scores for Mortality Risk In Hospitalized Pneumonia Patients). Respiratory Therapeutics Week. November 3, 2025; p 984.

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