Yes, if 5% of your population has had Covid and long Covid is 10% of those, 0.5% of your population has now Long Covid. With the small caveat that Denmark is a

Yes, if 5% of your population has had Covid and long Covid is 10% of those, 0.5% of your population has now Long Covid. With the small caveat that Denmark is a bit special as they have been testing like crazy so they might have less actual cases than other countries, compared to the amount of positive tests. But I don't know of any great sources pinning it to 10%. Could be higher or lower. Some samples: 50%: https://www.sciencedaily.com/releases/2021/10/211013114112.htm https://www.sciencedaily.com/releases/2021/10/211013114112.h... Over 25%: https://time.com/6073522/long-covid-prevalence/ https://time.com/6073522/long-covid-prevalence/ One more thing is different now, that many people now get a positive test result when they have been vaccinated. The percentage of long covid might be different now, if the symptoms are milder too.