We published an article earlier this month that contained incorrect estimates for the basic reproduction number (R0) for COVID subvariants BA.4/BA.5 and BA.2. We have now corrected the error, but I ...

The COVID-19 pandemic has thrown up myriad questions, including how contagious the coronavirus which causes the disease is. One common way of expressing this is what experts who study the spread of ...

A new study published on the preprint server medRxiv* in May 2020 reports the use of a dynamic SEIR model to identify variations in the reproductive number of SARS-CoV-2 over time, using machine ...

In times of Corona, everybody looks at the reproduction number. However, this important number is subject to uncertainties. Researchers of Karlsruhe Institute of Technology (KIT) now present a method ...

Scientists say there is no evidence that the BA.5 version of the Omicron coronavirus variant is more transmissible than measles, or that it has a basic reproduction number, or "R-naught" (R0), of 18.6 ...

On average, how many people does one person with the novel coronavirus infect? Reduced to its most basic level, the answer to the question can tell whether the virus’s spread is unmanageable, ...

SINGAPORE: On Sep 6, COVID-19 multi-ministry task force co-chair Lawrence Wong talked about a number rarely heard thus far in Singapore's fight against the coronavirus. "What is of concern to us is ...

Independent research group OCTA reported on Sunday that the COVID-19 reproduction number in the National Capital Region (NCR) had nearly doubled. The country’s COVID-19 positivity rate also went up ...

MANILA, Philippines — The country’s COVID-19 reproduction number has dropped to 0.52 and the seven-day average is down to 5,451, Dr. Guido David, a fellow at the independent pandemic monitor OCTA ...

The ‘reproduction number,’ or the average number of Canadians who are infected by someone with the novel coronavirus, has been falling since the third week of May, data released by epidemiologists ...