The known numbers are small so far, but at the moment, it is 90% fatal.
References? According to
Io9, it's infected 16 people and killed 6. A more recent report from
Forbes says it has infected 60 and killed 13. When does the 90% fatality come from?
In general terms, a pandemic is one of the few threats that has a chance of affecting me in the UK. This one is still too low-level to require specific action, other than as a reminder.