Researchers at the Belgian Institute of Public Health Sciensano said that vaccination against coronavirus is rapidly decreasing after a few months, and if we are talking about the Omicron strain, then even faster.. Reported by La Libre Belgique. The survey covered 1.43 million people and was conducted between July 2021 and April 2022. " After a booster dose with the same result, the initial protection is estimated at 84%. In symptomatic infection with the Omicron variant of the coronavirus, the protection obtained decreases from 37% to 18% in 100-150 days after the core vaccination. Booster vaccination increases the initial protection to 52%, but after 100-150 days it decreases to 25%.. It is noted that immunity obtained from infection with COVID-19, in combination with booster vaccination, provides protection in 67% against symptomatic infection.. However, vaccination provides much better protection against severe forms of the disease that require hospitalization.. " And in 100-150 days it decreases to 87%. With Omicron, after booster vaccination, " Recall that earlier the Ministry of Health of Ukraine stated that vaccination strengthens protection against coronavirus, including against COVID-strain Omicron.. Vaccination rates have increased in Ukraine News from in Telegram. Subscribe to our channel https://t. me/korrespondentnet Author: 1.