This is the 15058th most frequent Korean word.
발생률이
"Occurrence rate" or "incidence rate."
In this sentence, "발생률이" refers to the rate of occurrence or incidence, specifically of cancer, in a population.
암 발생률이 높아지고 있습니다.
The cancer incidence rate is increasing.
Here, "발생률이" indicates the incidence rate of traffic accidents, showing variation across different regions.
지역별 교통사고 발생률이 차이를 보입니다.
The traffic accident rates differ by region.
In this example, "발생률이" conveys the rate at which a disease occurs and reflects the impact of the actions taken to reduce its frequency.