Covid-19 antibody test: what does your result mean? Why a high score is good but doesn’t tell the whole story

Standing in a taxi queue recently I overheard a middle-aged man say to a woman of similar age ahead of him in line, “I got 650”. Whatever he was referring to, he was clearly pleased with his result and he asked what she got. She smiled and said, “8,500”. His face fell and it took a little more eavesdropping – it’s to be expected if you speak loudly in a cab queue – to realise they were discussing their Covid-19 antibody test results. In the last month, anyone intending to leave Hong Kong for…

Read the original article at South China Morning Post