目的 分析2019—2023年湖北荆门地区商品猪主要疫病的流行病学特征，为科学制定防治措施提供依据。 方法 采用回顾性调查和前瞻性监测相结合的方法，收集荆门地区2019—2023年商品猪主要疫病（猪圆环病、猪流行性腹泻病和猪传染性胸膜肺炎等）的数据，利用描述性流行病学分析疫情的时间分布、空间分布和宿主特征，进而运用统计学方法分析不同因素与疫病发生的关系。 结果 荆门地区商品猪疫情总阳性率为8.28%，其中猪圆环病、猪流行性腹泻病的阳性率相对较高，分别为48.23%、13.58%，抗体检测总合格率为91.20%。 结论 强化生物安全措施、改善养殖管理和落实疫情监测是控制和预防疫病的关键。

Objectives The epidemiological characteristics of the major epidemic diseases in commercial pigs in Jingmen region, Hubei province from 2019 to 2023 were investigated and analyzed to provide a scientific basis for formulating measures for the prevention and control of epidemic diseases. Methods A combination of retrospective surveys and prospective monitoring methods was used to collect data on the occurrence of major epidemic diseases including porcine circovirus disease, porcine epidemic diarrhea and porcine infectious pleuropneumonia in commercial pigs in the Jingmen region, Hubei province from 2019 to 2023. Descriptive epidemiological analysis was used to examine the temporal distribution, spatial distribution, and the characteristics of host for epidemics. Statistical methods were used to identify the relationship between different factors and the occurrence of diseases. Results The total positive rate of epidemics in commercial pig in Jingmen region was 8.28%. Among them, the positive rate for porcine circovirus disease and porcine epidemic diarrhea was relatively high, at 48.23% and 13.58%, respectively. The total qualified rate of antibody testing was 91.20%. Conclusions Strengthening measures for biosafety, improving the management of farming, and implementing the monitoring of epidemics are key to controlling and preventing epidemic diseases.