Britain's coronavirus death rate is down, but the unanswered question is why | Charlotte Summers
by Charlotte Summers from Science | The Guardian on (#56X0P)
Some have suggested we're now successfully treating Covid-19, or that herd immunity' has finally arrived. Neither is true
Why has the mortality rate for coronavirus decreased in the UK? The Intensive Care National Audit and Research Centre has analysed data from more than 10,000 patients admitted to intensive care units in England, Wales and Northern Ireland, and shown that the 28-day mortality of patients admitted to ICU has fallen from 43.5% before the April peak to 34.5% after the peak - a decrease of nine percentage points.
Some have suggested this may be due to herd immunity" or that over time we have learned how to successfully treat this disease. But there's scant evidence to support these claims. So what's going on?
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