Regarding the "fatality rate", which indicates the percentage of people who died after being infected with the new corona, the Ministry of Health, Labor and Welfare said that in this summer's "7th wave" when Omicron stocks expanded, last year's "5th wave" when Delta stocks expanded. announced the results of the analysis that it has decreased significantly compared to the previous year.
The Ministry of Health, Labor and Welfare analyzed the fatality rate and severity rate based on the data of patients in the three prefectures of Ishikawa, Ibaraki, and Hiroshima with which cooperation was obtained, and reported it at the expert meeting held on the 21st.
According to it, the fatality rate was ▽ 7.92% for those aged 80 and over,
▽ 1.34% for those in their 60s and 70s, and
▽ 0.08% for those under 60
from July to November last year in the 5th wave
. From July to August, the fatality rate decreased to
▽ 1.69% for those over 80,
▽ 0.18% for those in their 60s and 70s , and
0% for those under 60.
In addition, the severity rate was 10.21% for those aged 80 and over
, 3.88% for those in their 60s and 70s, and
0.56% for those under 60
from July to November last year in the 5th wave, but
the 7th wave From July to August
▽ 80 years old or older is 1.86%.
▽ 60s and 70s decreased to 0.26%,
▽ less than 60 years old decreased to 0.1%.
According to the Ministry of Health, Labor and Welfare, the Omicron strain, which has a certain degree of low pathogenicity, became the main epidemic, and many people acquired immunity through natural infection and vaccination. It points out that there is a risk of complications such as organ diseases.