By they I assume you mean the Chinese government that failed to adequately report this virus for six weeks.
The WHO says those six weeks would have reduced this by 95% worldwide.
They're moving him out of an abundance of caution.
If you were a US Navy CDR and MD and the Physician to the President, and they were ill, you too would do the exact same: Move your patient to the best facility out of ... an abundance of caution.
That's what no one can explain to me about "chin diapers" (c) South Park this week.
I find myself breathing 'around' the mask (out the sides) when I have to wear one -- easier to breath and doesn't fog if you have sunglasses on.
Want true protection? ... where's that old rad-con suit and Scott air pack with a sealed bubble mask from my days as a nuke ...
Completely useless:
https://www.cdc.gov/coronavirus/2019-ncov/covid-data/investigations-discovery/hospitalization-death-by-age.html
This chart says if you're 85+ years old you have 13x higher chance of hospitalization and a 630x higher chance of death than a 18-29 year old.
But it doesn't say what the rates are for 18-29 year olds.
So what good is the N times comparison?
Completely useless.