Globally, the prevalence of COVID-19-positive infants was underreported. The number of COVID-19-positive infants was reported only in a few studies in which, it is indicated among other positive cases [38,39]. Figure2shows the prevalence of COVID-19-positive infants in different regions of ...
b, The estimated total number of EU1 infections (red) outside Spain (countries as in a) surpassed the number in Spain in September. Extended Data Fig. 6 Rescaled predictions by the import model match observed frequency trajectories. In most countries, observations of 20E (EU1) increased in ...
Because we used the total number of tests administered as an offset, we essentially modeled the positivity rate, rather than counts of positive cases. The positivity rate has the advantage of being less dependent on the number of SARS-CoV-2 NAA tests administered than the number of positive ca...
Compared with adults, the impact of SARS-CoV-2 infection in children is less severe, with a lower incidence and susceptibility in children, which results in fewer children being tested, thereby underestimating the actual number of infections. Therefore, strengthening the diagnosis of the disease is...
It was observed that the number of cases increased exponentially; however, some cases did not have direct exposure to the seafood market, suggesting that human-to-human transmission had occurred [24]. The first case was reported on 8 December 2019, but on tracing the virus back to where it...
The global number of cumulative cases in world was 13,646,660 and 809,747 deaths in August 24, 2020 (https://www.coronavirus-statistiques.com/stats-globale/covid-19-cases-europe/). Currently, 54 countries are affected in Africa with 1,003,435 cumulative cases and 20,398 reported deaths...
To stem the severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) pandemic, a very large vaccination campaign is spreading widely. A massive number of individuals are going to receive vaccinations globally. Different strategies are being explored as possible vaccines against SARS-CoV-2, includ...
The worldwide spread of SARS-CoV-2 has deeply and rapidly affected the health care system, determining the adoption of a number of new and traditional procedures to manage this pandemic situation [15,16]. When a new virus emerges, research and clinical laboratories may rely on traditional metho...
Over a period 12 weeks (17 March - 9 June 2003), the number of infected Severe Acute Respiratory Syndrome (SARS) cases reported by the World Health Organization (WHO) has sharply jumped by more than 3700 percent (from 167 to 6280)! This ... T Yeap - 《Asia Pacific Biotech News》 被...
RT-PCR –High number of samples can be processed–High specificity–High sensitivity the first 7 days from onset of symptoms –Difficult sampling (nasopharyngeal)–Long turnover time Viral antigen –Rapid –Only a small amount of samples can be tested simultaneously–Low sensitivity and specificity–...