People who have recovered from COVID-19 are more likely to score lower on intelligence tests, new research has found.Scientists tested 81,337 people between January and December last year as part of the Great British Intelligence Test, including almost 13,000 who had been infected with the virus.
Those who had been on ventilators saw the biggest deficit – equivalent to a seven-point drop.
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Scientists writing the report urged caution when interpreting the results.
After controlling for factors including age, sex, first language and education level, researchers found those who had contracted COVID saw the greatest underperformance on tasks requiring reasoning, planning …
