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Published in: BMC Emergency Medicine 1/2021

Open Access 01-12-2021 | Myalgie | Research article

Epidemiological characteristics and mortality risk factors among COVID-19 patients in Ardabil, Northwest of Iran

Authors: Davoud Adham, Shahram Habibzadeh, Hassan Ghobadi, Shabnam Asghari Jajin, Abbas Abbasi-Ghahramanloo, Eslam Moradi-Asl

Published in: BMC Emergency Medicine | Issue 1/2021

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Abstract

Background

Coronavirus disease highly contagious, is prevalent in all age and sex groups infecting the respiratory system. The present study seeks to investigate the epidemiology and effective factors in mortality of patients with COVID-19 in Ardabil province, northwestern Iran.

Methods

In a retrospective study, the hospitalized patients with laboratory-diagnosed COVID-19 between February to August 2020 were enrolled. The data registration portal was designated according to Iranian Ministry of Health and Medical Education guidelines. In this portal, demographic information, clinical presentation, laboratory and imaging data were registered for patients in all hospitals in the same format. The Hosmer-Lemeshow strategy was used for variable selection in a multiple model.

Results

Of the patients involved 2812(50.3%) were male and 150 (2.7%) had contact with a confirmed case of COVID-19 in the last 14 days. Pre-existing comorbidity was reported in 1310 (23.4%) patients. Of all patients, 477(8.5%) died due to COVID-19. the result of the multiple logistic regression model indicated that after adjusting for other factors, higher age (OR = 3.11), fever or chills (OR = 1.61), shortness of breath (OR = 1.82), fatigue (OR = 0.71), headache (OR = 0.64), runny nose (OR = 1.54), Skeletal muscle pain (OR = 1.53), hospitalization (OR = 5.66), and hospitalization in ICU (OR = 5.12) were associated with death.

Conclusions

Hospitalization had the strongest effect on mortality followed by hospitalization in ICU, and higher age. This study showed that having some extra-pulmonary symptoms in contrast with pulmonary symptoms can predict as good prognostic factors.
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Metadata
Title
Epidemiological characteristics and mortality risk factors among COVID-19 patients in Ardabil, Northwest of Iran
Authors
Davoud Adham
Shahram Habibzadeh
Hassan Ghobadi
Shabnam Asghari Jajin
Abbas Abbasi-Ghahramanloo
Eslam Moradi-Asl
Publication date
01-12-2021
Publisher
BioMed Central
Published in
BMC Emergency Medicine / Issue 1/2021
Electronic ISSN: 1471-227X
DOI
https://doi.org/10.1186/s12873-021-00463-x

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