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Analysis of arrhythmia and its risk factors in patients with COVID-19

Wenzhao Guan1, Meihua Liu2,3,4, Shuling Rong4

  • 1Department of Stomatology, The Second Hospital of Shanxi Medical University, Taiyuan, China.

Plos One
|November 25, 2025
PubMed

Insights

This study identified key risk factors for arrhythmia in COVID-19 patients, including elevated heart rate, prothrombin time (PT), high-sensitivity troponin I (hs-TnI), end-systolic volume (ESV), serum potassium, blood glucose, and diabetes.

Area of Science:

  • Cardiology
  • Infectious Diseases
  • Public Health

Background:

  • Arrhythmia is a significant concern in COVID-19 patients.
  • Understanding the incidence and risk factors for arrhythmia is crucial for patient management.

Purpose of the Study:

  • To investigate the incidence of arrhythmia in COVID-19 patients.
  • To identify and analyze the risk factors associated with arrhythmia in this population.

Main Methods:

  • Retrospective cross-sectional study of 324 COVID-19 patients (2020-2022).
  • Collected general data, vital signs, myocardial enzyme, and imaging data.
  • Utilized multivariate logistic regression and ROC curve analysis to identify risk factors and assess predictive efficacy.

Main Results:

  • COVID-19 patients with arrhythmia showed significant differences in heart rate, PT, hs-TnI, ESV, serum potassium, blood glucose, and diabetes compared to those without.
  • Multivariate analysis confirmed heart rate, PT, hs-TnI, ESV, serum potassium, blood glucose, and diabetes as independent risk factors.
  • The ROC curve demonstrated good predictive efficacy for arrhythmia (AUC = 0.773).

Conclusions:

  • Elevated heart rate, prolonged PT, elevated hs-TnI, increased ESV, abnormal serum potassium, hyperglycemia, and diabetes are significant risk factors for arrhythmia in COVID-19 patients.
  • These findings aid in identifying high-risk individuals and managing cardiac complications during COVID-19.
Abstract

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