The initial outbreak was not treated as serious and the ill were not isolated.
1/n
More speculation:
When there should have been a better response it was hampered by lack of test kits to determine who should be isolated because they had the disease.
-more-
Still more speculation:
As the number of cases exploded there were far too few respiratory support units available to aid the survival of the most severely affected.
-more-
My contacts say some or all these factors could explain why the disease has been so much more severe in Hubei than elsewhere.
Just a reminder, these are all speculations, but they come from people who are knowledgable in epidemiology.
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