The basic reproduction number of African swine fever in wild boars in the Republic of Korea from 2019 to 2024

• 발행기관: 한국예방수의학회
• 저자명: Eutteum Kim Son-Il Pak
• 간행물 정보: 『Journal of Preventive Veterinary Medicine』Vol.49, No.1, 6~11쪽, 전체 6쪽
• 주제분류: 의약학 > 기타의약학
• 파일형태: PDF
• 발행일자: 2025.03.31

국문 초록

The first African swine fever (ASF) virus infection in wild boar was reported in October in 2019 in Yeoncheon-gun. ASF control measures including passive/active surveillance, fencing, or hunting have been applied by the Korean government from the beginning of disease outbreak. Despite significant financial investment in ASF control strategies, the virus has continued to circulate among wild boars up to 2024. A basic reproduction number (R0) can be used to evaluate the effectiveness of ASF control strategy by providing the disease spread speed. During the ASF epidemic period, the spread speed could be estimated with the average number of new cases generated by an infected case. The current study estimated R0 for the 2019/24 ASF epidemics in wild boars in the Republic of Korea by using the daily reported number of ASF cases and the serial interval of ASF virus. The estimated mean R0 was 2.19 (range: 0.03 - 65.00) for the 2019/24 ASF epidemics, 3.05 (range: 0.70 - 10.40) in 2019, 2.01 (range: 0.06 - 9.79) in 2020, 1.94 (range: 0.07 - 7.35) in 2021, 4.71 (range: 0.21 - 61.95) in 2022, 1.93 (range: 0.11 - 7.53) in 2023, and 3.08 (range: 0.09 - 24.59) in 2024, respectively. Despite the ASF control measures, the ASF epidemic situation in wild boars was exacerbated. Targeted wild boar population management and active carcass searches are necessary to reduce the spread of ASF.

목차

INTRODUCTION

MATERIALS AND METHODS

RESULTS

DISCUSSION

ACKNOWLEDGEMENTS

REFERENCES

키워드

African swine fever Reproduction number wild boar serial interval Republic of Korea