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Evaluation by researchers from King’s Faculty London of information from the ZOE COVID Symptom examine app printed on Thursday in a letter to ‘The Lancet’ journal discovered the percentages of experiencing lengthy COVID have been between 20-50 per cent much less in the course of the Omicron interval versus the Delta interval, relying on age and time since vaccination.
Lengthy COVID is outlined by the UK’s Nationwide Institute for Well being and Care Excellence (NICE) pointers as having new or ongoing COVID signs 4 weeks or extra after the beginning of illness.
“The Omicron variant seems considerably much less prone to trigger lengthy COVID than earlier variants, however nonetheless one in 23 individuals who catch COVID-19 go on to have signs for greater than 4 weeks,” mentioned lead writer of the examine, Dr Claire Steves from King’s Faculty London.
“Given the numbers of individuals affected it is necessary that we proceed to help them at work, at house and inside the NHS [National Health Service],” she mentioned.
Lengthy COVID signs embrace fatigue, shortness of breath, lack of focus and joint ache and these are mentioned to adversely have an effect on day-to-day actions, and in some circumstances will be severely limiting.
Affected person surveys counsel a spread of different signs might also be current, together with intestine issues, insomnia and imaginative and prescient deterioration.
This week’s analysis relies on the primary peer-reviewed examine to report on lengthy COVID danger and the Omicron variant.
King’s Faculty London studied 56,003 British adults contaminated between December 2021 and March this 12 months, when Omicron was dominant, evaluating them with 41,361 circumstances when Delta was prevalent.
The UK’s Workplace for Nationwide Statistics (ONS) has discovered that 5 per cent of individuals reported at the very least one lengthy COVID symptom 12 to 16 weeks after a coronavirus an infection.
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