Observational studyThe Journal of infection2020
Clinical recurrences of COVID-19 symptoms after recovery: Viral relapse, reinfection or inflammatory rebound?
Observational study in The Journal of infection, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 173 papers, 10 of them syntheses that pooled it.
What it found
Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.
The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.
The trial behind it
Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.
Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.
Who cites it
173 citing papers in PubMed, 10 syntheses or guidelines pooled it.
- Risk of SARS-CoV-2 reinfection: a systematic review and meta-analysis.Scientific reports · 2022Pooled it
- The prevalence of adaptive immunity to COVID-19 and reinfection after recovery - a comprehensive systematic review and meta-analysis.Pathogens and global health · 2022Pooled it
- Hospital readmissions and post-discharge all-cause mortality in COVID-19 recovered patients; A systematic review and meta-analysis.The American journal of emergency medicine · 2022Pooled it
- SARS-CoV-2 Reinfection Is a New Challenge for the Effectiveness of Global Vaccination Campaign: A Systematic Review of Cases Reported in Literature.International journal of environmental research and public health · 2021Pooled it
- A systematic review on the recurrence of SARS-CoV-2 virus: frequency, risk factors, and possible explanations.Infectious diseases (London, England) · 2021Pooled it
- Characteristics of COVID-19 Recurrence: A Systematic Review and Meta-Analysis.Annals of global health · 2021Pooled it
- Recurrent SARS-CoV-2 infections and their potential risk to public health - a systematic review.PloS one · 2021Pooled it
- Reinfection or Reactivation of Severe Acute Respiratory Syndrome Coronavirus 2: A Systematic Review.Frontiers in public health · 2021Pooled it
- Is recurrence possible in coronavirus disease 2019 (COVID-19)? Case series and systematic review of literature.European journal of clinical microbiology & infectious diseases : official publication of the European Society of Clinical Microbiology · 2021Pooled it
- SARS-CoV-2 recurrent RNA positivity after recovering from coronavirus disease 2019 (COVID-19): a meta-analysis.Acta bio-medica : Atenei Parmensis · 2020Pooled it
- Post-steroid rebound in COVID-19 pneumonitis: a case series and review of the literature.BMC pulmonary medicine · 2025Review
- Kalman Filter-Based Epidemiological Model for Post-COVID-19 Era Surveillance and Prediction.Sensors (Basel, Switzerland) · 2025Article
- A quantum mechanics-based framework for infectious disease modeling.Scientific reports · 2025Article
- COVID-19-Related Stress Events and College Student Mental Health During Home Quarantine: The Mediating Role of Negative Cognitive Emotion Regulation and the Moderating Role of Meaning in Life.Psychology research and behavior management · 2025Article
- The evolutionary cost of homophily: Social stratification facilitates stable variant coexistence and increased rates of evolution in host-associated pathogens.PLoS computational biology · 2024Article
- The relationship between SARS-CoV-2 infection and type 1 diabetes mellitus.Nature reviews. Endocrinology · 2024Review
- The evolutionary cost of homophily: social stratification facilitates stable variant coexistence and increased rates of evolution in host-associated pathogens.bioRxiv : the preprint server for biology · 2024Article
- SARS-CoV-2 Rebound With and Without Use of COVID-19 Oral Antivirals.MMWR. Morbidity and mortality weekly report · 2023Review
- Impacts of Covid-19 & black fungus on diabetes patients in India.African health sciences · 2023Article
- Evidence of SARS-CoV-2 reinfection: analysis of 35,000 subjects and overview of systematic reviews.Clinical and experimental medicine · 2023Article
113 more citing papers are in PubMed but not listed here.
Corrections and comments
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Authors and funding
21 authors.
Funding
No grant is acknowledged in the PubMed record.
Abstract
For the first 3 months of COVID-19 pandemic, COVID-19 was expected to be an immunizing non-relapsing disease. We report a national case series of 11 virologically-confirmed COVID-19 patients having experienced a second clinically- and virologically-confirmed acute COVID-19 episode. According to the clinical history, we discuss either re-infection or reactivation hypothesis. Larger studies including further virological, immunological and epidemiologic data are needed to understand the mechanisms of these recurrences.
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Registered trials
Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.