The new coronavirus variant named Omicron, if given a free run, could spread from one infected person to between 10 and 30 others, according to a preliminary analysis of its transmissibility that scientists caution still needs to be verified with more data. The analysis by Christian Althaus, a computational epidemiologist in Switzerland, has suggested that Omicron has an R0 value of 10 to 30, compared with the R0 of 5 to 6 the delta variant has exhibited during winter in the northern hemisphere. R0 is the average count of ...