noun
vaccination rate
Refers to the percentage or proportion of a population that has been vaccinated. Commonly used in public health and news contexts.
この地域のワクチン接種率は80％を超えた。
The vaccination rate in this area has exceeded 80%.
ワクチン接種率が低いと集団免疫が達成できない。
If the vaccination rate is low, herd immunity cannot be achieved.
Compound of ワクチン (vaccine, from German 'Vakzin') + 接種 (inoculation) + 率 (rate).