Researchers have created a 90-minute high speed Covid-19 test which does not require a laboratory and can be performed in cartridges smaller than a mobile phone with high accuracy.

The study, published in the journal The Lancet Microbe, revealed that the Lab-in-Cartridge rapid testing device, which can be performed at a patient's bedside, was shown to have over 94 per cent sensitivity and 100 per cent specificity,