Factors influencing SARS-CoV-2 transmission and outbreak control measures in densely populated settingsArticle Published on 2021-07-272022-10-29 Journal: Scientific Reports [Category] COVID-19, SARS, [키워드] acute infection Asymptomatic case attack rate close contact Combination COVID-19 disease spread driver epidemiological Epidemiology facilitate Factor Final identify implementation IQR living environment measure Measures outbreak Phylogenetic reduce reduced SARS-COV-2 infection SARS-CoV-2 transmission serological Singapore spread to starting supported symptomatic case Transmission viral infection [DOI] 10.1038/s41598-021-94463-3 PMC 바로가기 [Article Type] Article
Exploring secondary SARS-CoV-2 transmission from asymptomatic cases using contact tracing dataResearch Published on 2021-07-162022-10-29 Journal: Theoretical Biology & Medical Modelling [Category] COVID-19, SARS, [키워드] 95% confidence interval acute respiratory syndrome analyzed association Asymptomatic Asymptomatic case asymptomatic individual asymptomatic infections branching process Cluster Contact tracing coronavirus disease Coronavirus-2 COVID-19 Critical distributions early stage Epidemic Epidemiology individual Infection infections Japan Kyoto maintain mathematical model multiple chain occurred pandemic produced proportion public health Reproduction number Result resulting SARS-CoV-2 SARS-COV-2 infection SARS-CoV-2 transmission secondary case secondary cases Secondary infection supplementary material symptomatic symptomatic and asymptomatic symptomatic case symptomatic index case Transmissibility Transmission understanding virus [DOI] 10.1186/s12976-021-00144-z PMC 바로가기 [Article Type] Research
Epidemiology of SARS-CoV2 in Qatar’s primary care population aged 10 years and aboveResearch Article Published on 2021-07-052022-10-28 Journal: BMC Infectious Diseases [Category] COVID-19, SARS, [키워드] 95% CI age analyzed approach Asymptomatic case calculate characterising Clinical characteristics collected Contact tracing coronavirus 2 costly COVID-19 eligible enhanced epidemiological data Epidemiological study Epidemiology example female group Health help identify immunoassay immunoglobulin M IMPROVE individual Intervention Investing majority male Outbreaks pandemic participant participated Period period prevalence polymerase chain Prevalence prevalence rates Prevent primary care provide provided public health questionnaire random Registered resource resources respiratory Result robust SARS-CoV2 SARS-CoV2 infection Social distancing measure Sociodemographic Spread stratified supplementary material Surveillance susceptible Variation [DOI] 10.1186/s12879-021-06251-z PMC 바로가기 [Article Type] Research Article
Transmission frequency of COVID-19 through pre-symptomatic and asymptomatic patients in AJK: a report of 201 casesResearch Published on 2021-07-032022-10-28 Journal: Virology Journal [Category] COVID-19, [키워드] 1918 influenza affecting AJK Asymptomatic Asymptomatic case asymptomatic individual asymptomatic patient asymptomatic patients average calculated catastrophic Contact COVID-19 COVID-19 pandemic COVID-19 patient COVID-19 patients COVID-19 transmission disease transmission Frequency history incidence rate Infection infection rate Infection transmission knowledge management onset of symptoms Pakistan pandemic Patient patients pre-symptomatic Result retrospective risk SARS-CoV-2 transmission significantly higher Symptom symptom onset symptomatic Symptomatic patients Symptoms Transmission transmission rate transmissions transmitted uninfected [DOI] 10.1186/s12985-021-01609-w PMC 바로가기 [Article Type] Research
COVID-19 transmission in Hong Kong despite universal masking보편적 마스킹에도 불구하고 홍콩에서 COVID-19 전염Article Published on 2021-07-012022-09-11 Journal: The Journal of Infection [Category] SARS, 치료기술, [키워드] 95% confidence interval adjusted odds ratio Asymptomatic Asymptomatic case Asymptomatic cases asymptomatic infection asymptomatic infections Community Compliance COVID-19 COVID-19 case COVID-19 transmission Department determine diagnosed disease Epidemiology event face Face mask Face masks fraction Hong Kong information Local Mask Masks occur occurred Prevalence proportion provided Public public health reduce SARS-CoV-2 spread of COVID-19 Transmission [DOI] 10.1016/j.jinf.2021.04.019 PMC 바로가기 [Article Type] Article
Seroprevalence of Anti-SARS-CoV-2 Antibodies in Blood Donors from Nuevo Leon State, Mexico, during 2020: A Retrospective Cross-Sectional Evaluation2020 년 멕시코 누에 보 레온 스테이트 (Nuevo Leon State)의 헌혈자에서 항 -SARS-COV-2 항체의 혈청 유병률 : 후 향적 단면 평가Brief Report Published on 2021-06-242022-09-01 Journal: Viruses [Category] MERS, SARS, 진단, 치료기술, [키워드] Abbott Abbott SARS-CoV-2 IgG analyzed anti-SARS-CoV-2 antibodies anti-SARS-CoV-2 antibody anti-SARS-CoV-2 IgG Architect Asymptomatic case asymptomatic infection Blood blood donor Blood donors changes in Chemiluminescent assay collected COVID-19 distribution donors epidemiological epidemiological surveillance female identify investigated majority males Mexico pandemic plasma sample plasma samples Prevalence progression protocols reactive recorded resulting SARS-CoV-2 SARS-CoV-2 pandemic serological survey seropositive Seroprevalence Spread state Surveillance the SARS-CoV-2 Weekly [DOI] 10.3390/v13071225 PMC 바로가기 [Article Type] Brief Report
Estimating the Prevalence of Asymptomatic COVID-19 Cases and Their Contribution in Transmission – Using Henan Province, China, as an ExampleMedicine Published on 2021-06-232022-10-31 Journal: Frontiers in Medicine [Category] COVID-19, [키워드] acute respiratory syndrome Asymptomatic Asymptomatic case Asymptomatic cases asymptomatic infection basic reproductive number caused China coronavirus coronavirus disease COVID-19 COVID-19 case COVID-19 epidemic COVID-19 infected individual dropped early stage effective example infected individual Infection infectious dynamic model Measures Mild symptom National novel Prevention and control measures proportion reported reproductive Spread symptomatic the effective reproductive number [DOI] 10.3389/fmed.2021.591372 PMC 바로가기 [Article Type] Medicine
Socio-economic predictors of public understanding of the COVID-19 pandemicResearch Article Published on 2021-06-092022-10-31 Journal: Heliyon [Category] COVID-19, [키워드] activities activity affected Asymptomatic case average Awareness Behavioral pattern binary China COVID-19 COVID-19 pandemic cross-sectional deaths dependent on drastic effective exceeded Factors finding individual less logit maintain Masks measure Measures mental condition ordered logit model pandemic predict predictor Shock social distancing socio-economic factors Spread spread of COVID-19 statistically significant tension the disease thought Transmission World War II [DOI] 10.1016/j.heliyon.2021.e07255 PMC 바로가기 [Article Type] Research Article
Asymptomatic COVID‐19: disease tolerance with efficient anti‐viral immunity against SARS‐CoV‐2무증상 COVID-19: SARS-CoV-2에 대한 효율적인 항바이러스 면역으로 질병 내성Article Published on 2021-05-272022-09-11 Journal: EMBO Molecular Medicine [Category] MERS, SARS, 바이오마커, 유전자 메커니즘, [키워드] accompanied addition antibodies Asymptomatic Asymptomatic case Asymptomatic cases asymptomatic patient asymptomatic patients CD169 Cell cellular characterized COVID‐19 COVID‐19 patient COVID‐19 cytokine Cytokines disease Disease progression disease tolerance elicit expressing gene signatures growth factor Growth factors highlight identify immune pathway Immune phenotype immune response immune responses Immunity immunology Inflammatory response insight less limit mechanism Microbiology, Virology & Host Pathogen Interaction monocyte Monocytes neutralization capacity neutralizing antibody neutrophil Neutrophils Peripheral blood prevent disease progression progression proportion protective immune response protective mechanisms responses robust SARS‐CoV‐2 SARS‐CoV‐2 infection SARS‐CoV‐2 Symptom Symptomatic patients systemic systemic level Th17 cell Th2 therapeutic target therapeutic targets Tolerance transcriptomic profiles [DOI] 10.15252/emmm.202114045 PMC 바로가기 [Article Type] Article
Transmission dynamics and control of two epidemic waves of SARS-CoV-2 in South KoreaResearch Published on 2021-05-262022-10-28 Journal: BMC Infectious Diseases [Category] COVID-19, SARS, [키워드] activity acute respiratory syndrome age approach Asymptomatic case change changes in Characteristics children Cluster collected data Contact tracing coronavirus coronavirus disease COVID-19 COVID-19 case effective Epidemic epidemic wave Epidemiology First wave Frequency identify illness onset Infection interval local public health Probability proportion reproductive Result SARS-CoV-2 SARS-CoV-2 transmission second wave Social distancing measure social distancing measures South Korea supplementary material the mean transmissibility of SARS-CoV-2 Transmission Transmission dynamics were measured [DOI] 10.1186/s12879-021-06204-6 PMC 바로가기 [Article Type] Research