Araştırma Makalesi

Clinical and Laboratory Predictors of Mortality in Patients Aged 65 and Older Presenting with Respiratory Symptoms to the Emergency Department

Cilt: 6 Sayı: 1 19 Ocak 2026
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Clinical and Laboratory Predictors of Mortality in Patients Aged 65 and Older Presenting with Respiratory Symptoms to the Emergency Department

Abstract

Puspose: This study aimed to evaluate the clinical and laboratory characteristics, as well as factors influencing in-hospital mortality, in patients aged 65 years and older who presented to the emergency department (ED) with respiratory symptoms. Material and Method: This retrospective study included patients aged 65 years and older who presented to the ED with respiratory symptoms between January 1, 2020, and January 1, 2025. Patients were categorized into two age groups (65–74 and ≥75), and demographic, clinical, and laboratory data were collected. Independent predictors of in-hospital mortality were identified using logistic regression analyses. Results: A total of 597 patients aged ≥65 years presenting with respiratory symptoms were included. Among them, 476 (79.7%) were aged 65–74 years and 121 (20.3%) were ≥75 years. In-hospital mortality was 5.7%.Multivariate analysis identified age ≥75 years (odds ratio [OR]: 2.01, 95% confidence interval [CI]: 1.44–3.10, p < 0.001), cancer (OR: 1.96, 95% CI: 1.33–4.18, p = 0.045), troponin positivity (OR: 2.35, 95% CI: 1.45–5.66, p = 0.026), and elevated lactate level (OR: 3.21, 95% CI: 1.71–4.20, p = 0.007) as independent predictors of in-hospital mortality. Conclusion: Advanced age, presence of cancer, troponin positivity, and elevated lactate levels are significant independent predictors of in-hospital mortality among elderly patients presenting with respiratory symptoms to the ED. Early identification and appropriate management of these high-risk patients are important to improve clinical outcomes.

Keywords

Destekleyen Kurum

Yazarlar bu çalışmanın herhangi bir finansal destek almadığını beyan etmişlerdir

Etik Beyan

Bu çalışma protokolü Aksaray Üniversitesi Sağlık Bilimleri Bilimsel Araştırma Etik Kurulu tarafından 2025/12 protokol numarası ile onaylanmıştır.

Teşekkür

Yazarlar bu çalışmaya katılan tüm katılımcılara teşekkürlerini sunarlar.

Kaynakça

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Ayrıntılar

Birincil Dil

İngilizce

Konular

Acil Tıp

Bölüm

Araştırma Makalesi

Yayımlanma Tarihi

19 Ocak 2026

Gönderilme Tarihi

30 Temmuz 2025

Kabul Tarihi

25 Eylül 2025

Yayımlandığı Sayı

Yıl 2026 Cilt: 6 Sayı: 1

Kaynak Göster