Methods A systematic review using Medline/PubMed, Scopus, and Google scholar has been
conducted. In the current systematic review and meta-analysis, the articles published in the …

Objective To identify potential risk factors for adverse long-term outcomes (LTOs) associated
with COVID-19, using a large electronic health record (EHR) database. Design …

Long COVID-19 syndrome refers to persisting symptoms (> 12 weeks) after the initial
coronavirus infection and is estimated to affect 3% to 12% of people diagnosed with the …

Background The ISARIC prospective multinational observational study is the largest cohort
of hospitalized patients with COVID-19. We present relationships of age, sex, and nationality …

Objectives This study aims to analyze the incidence of Post-acute COVID-19 syndrome
(PCS) and its components, and to evaluate the acute infection phase associated risk factors …

With millions of people getting affected with COVID-19 pandemic caused by a novel severe
acute respiratory syndrome corona virus 2 (SARS-CoV-2), people living with post COVID-19 …

Background The long-term sequalae of COVID-19 remain poorly characterised. In this study,
we aimed to assess long-standing symptoms (LS)(symptoms lasting from the time of …

Introduction One of the noted features of COVID-19 is the spectrum of expressivity in
symptoms among those with the disease, ranging from no or mild symptoms that may last a …

Background: Risk factors for developing long COVID are not clearly established. The
present study was designed to determine if any sign, symptom, or treatment of the acute …

Background A better understanding of long-term health effects after severe acute respiratory
syndrome coronavirus 2 (SARS-CoV-2) infection has become one of the health care …