ArticleScientific reports2023
Epidemiological and clinical features of SARS-CoV-2 Omicron variant infection in Quanzhou, Fujian province: a retrospective study.
Article in Scientific reports, 2023. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 11 papers.
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Who cites it
11 citing papers in PubMed, 12 citations in OpenAlex.
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- Baseline Anti-SARS-CoV-2 IgG and Protection from Symptomatic Infection: Post Hoc Analysis of the SCTV01E Phase 3 Randomized Trial.Vaccines · 2025Article
- SARS-CoV-2 Pneumonia: Advances in Diagnosis and Treatment.Microorganisms · 2025Review
- Review
- Deep Sequencing Reveals Dual Evolution of SARS-CoV-2: Insights Into Defective Genomes From Wuhan-Hu-1 Variants to Omicron Subvariants.Journal of medical virology · 2025Article
- Visual analysis on ferroptosis and its cross-talk to coronavirus disease 2019 (COVID-19).Heliyon · 2024Article
- Seasonal Prevalence and Detection of Enteric and Respiratory Viruses in Wastewater and Hospitalized Children with Acute Gastroenteritis.Current microbiology · 2024Article
- Outbreak of Severe Acute Respiratory Syndrome Coronavirus 2 in a Rural Community Hospital during Omicron Predominance.Microorganisms · 2024Article
- Deciphering the omicron variant: integrated omics analysis reveals critical biomarkers and pathophysiological pathways.Journal of translational medicine · 2024Article
- Clinical characteristics and prognostic factors of COVID-19 infection among cancer patients during the December 2022 - February 2023 Omicron variant outbreak.Frontiers in medicine · 2024Article
- Clinical features of SARS-CoV-2 Omicron BA.2; Lessons from previous observations - Correspondence.International journal of surgery (London, England) · 2022Article
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Authors and funding
15 authors at 3 institutions in 1 country.
Funding
Abstract
Epidemiological and clinical data of patients infected with severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) Omicron variant (BA.2) admitted to three designated hospitals in Quanzhou City, Fujian Province, China, were collected and analyzed. Overall, 2,541 patients infected with BA.2, comprising 1,060 asymptomatic, 1,287 mild, and 194 moderate infections, were enrolled. The percentage of moderate infections was higher in patients aged ≥ 60 years than in those aged < 18 years and 18-59 years. The median hospitalization duration was 17 days. Among the 2,541 patients, 43.52% had a clear history of close contact. The vaccination rate was 87.92%, and the percentage of asymptomatic infections was higher in vaccinated than in unvaccinated patients. Moreover, patients with underlying diseases, including hypertension and diabetes mellitus, had more moderate infections than those without underlying diseases. The three most common clinical manifestations were fever, dry cough, and sore throat. The albumin-to-globulin (A/G) ratio and lymphocyte count decreased in cases with mild and moderate infections, while procalcitonin, erythrocyte sedimentation rate, interleukin-6, D-dimer, and C4 levels increased. Advanced age, non-vaccination, and underlying comorbid diseases were high-risk factors for disease progression in patients. However, dynamic monitoring of blood routine parameters, A/G ratio, and inflammatory indicators facilitated the prediction of disease progression.
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