Age-stratified prognostic performance of hematologic inflammatory indices for 30-day mortality in emergency department patients with PCR-confirmed COVID-19: A cohort study from the pre-vaccination pandemic era

Derya Abuşka; Özlem Dikme; Özgür Dikme; Tahir Talat Yurttaş; Uğur Durmuş; Atakan Yüksekbaş

doi:10.1371/journal.pone.0354809

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Open Access

Peer-reviewed

Research Article

Age-stratified prognostic performance of hematologic inflammatory indices for 30-day mortality in emergency department patients with PCR-confirmed COVID-19: A cohort study from the pre-vaccination pandemic era

Derya Abuşka ,

Roles Conceptualization, Data curation, Formal analysis, Investigation, Methodology, Project administration, Resources, Validation, Visualization, Writing – original draft, Writing – review & editing

* E-mail: deryaozasir@gmail.com

Affiliation Department of Emergency Medicine, Istanbul Training and Research Hospital, Istanbul, Türkiye

https://orcid.org/0000-0003-3527-2682

⨯
Özlem Dikme,

Roles Conceptualization, Data curation, Methodology, Project administration, Resources, Supervision, Writing – review & editing

Affiliation Department of Emergency Medicine, Istanbul Training and Research Hospital, Istanbul, Türkiye
⨯
Özgür Dikme,

Roles Conceptualization, Data curation, Methodology, Project administration, Resources, Supervision, Writing – review & editing

Affiliation Department of Emergency Medicine, Istanbul Training and Research Hospital, Istanbul, Türkiye
⨯
Tahir Talat Yurttaş,

Roles Data curation, Formal analysis, Validation, Writing – review & editing

Affiliation Department of Emergency Medicine, Yeni Yüzyıl University Gaziosmanpasa Hospital, Istanbul, Türkiye
⨯
Uğur Durmuş,

Roles Data curation, Investigation, Validation, Writing – review & editing

Affiliation Department of Emergency Medicine, Istanbul Medeniyet University, Göztepe Prof. Dr. Süleyman Yalçın City Hospital, Istanbul, Türkiye
⨯
Atakan Yüksekbaş

Roles Data curation, Formal analysis, Software, Visualization, Writing – review & editing

Affiliation Department of Emergency Medicine, Istanbul Training and Research Hospital, Istanbul, Türkiye
⨯

Age-stratified prognostic performance of hematologic inflammatory indices for 30-day mortality in emergency department patients with PCR-confirmed COVID-19: A cohort study from the pre-vaccination pandemic era

Derya Abuşka,
Özlem Dikme,
Özgür Dikme,
Tahir Talat Yurttaş,
Uğur Durmuş,
Atakan Yüksekbaş

Published: July 27, 2026
https://doi.org/10.1371/journal.pone.0354809

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