{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,9,23]],"date-time":"2026-09-23T21:13:04Z","timestamp":1790197984535,"version":"4.1.0"},"reference-count":18,"publisher":"Frontiers Media SA","license":[{"start":{"date-parts":[[2026,4,10]],"date-time":"2026-04-10T00:00:00Z","timestamp":1775779200000},"content-version":"vor","delay-in-days":0,"URL":"https:\/\/creativecommons.org\/licenses\/by\/4.0\/"}],"content-domain":{"domain":["frontiersin.org"],"crossmark-restriction":true},"short-container-title":["Front. Public Health"],"abstract":"<jats:sec>\n                    <jats:title>Objective<\/jats:title>\n                    <jats:p>\n                      The temporal distribution characteristics of\n                      <jats:italic>Salmonella<\/jats:italic>\n                      -associated foodborne disease cases in China from 2014 to 2024 were examined to estimate the peak time point and epidemic period and to inform seasonal prevention efforts.\n                    <\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Methods<\/jats:title>\n                    <jats:p>\n                      Data on\n                      <jats:italic>Salmonella<\/jats:italic>\n                      -positive foodborne disease cases reported to the National Foodborne Disease Active Surveillance System during 2014\u20132024 were extracted. Circular distribution analysis was used to assess seasonal concentration and estimate peak timing, and Rayleigh\u2019s Z test was used to evaluate seasonal clustering.\n                    <\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Results<\/jats:title>\n                    <jats:p>\n                      <jats:italic>Salmonella<\/jats:italic>\n                      -associated foodborne disease showed clear seasonality, with a mean peak time point occurring on July 17 and a peak epidemic period spanning from May 17 to September 26.\n                    <\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Conclusion<\/jats:title>\n                    <jats:p>\n                      <jats:italic>Salmonella<\/jats:italic>\n                      -associated foodborne disease in China shows a clear seasonal concentration, with a peak occurring in summer. These findings support prioritizing enhanced food safety supervision, targeted inspections of high-risk food settings, and strengthened public risk communication from May to September to reduce preventable exposures during the identified high-risk period.\n                    <\/jats:p>\n                  <\/jats:sec>","DOI":"10.3389\/fpubh.2026.1749011","type":"journal-article","created":{"date-parts":[[2026,4,10]],"date-time":"2026-04-10T06:02:30Z","timestamp":1775800950000},"update-policy":"https:\/\/doi.org\/10.3389\/crossmark-policy","source":"Crossref","is-referenced-by-count":1,"title":["Temporal distribution characteristics of Salmonella foodborne disease in China based on the circular distribution method"],"prefix":"10.3389","volume":"14","author":[{"given":"Wenli","family":"Diao","sequence":"first","affiliation":[{"name":"Liaoning Center for Disease Prevention and Control","place":["Shenyang, Liaoning, China"]},{"name":"Institute of Preventive Medicine, China Medical University","place":["Shenyang, Liaoning, China"]}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Yunchang","family":"Guo","sequence":"additional","affiliation":[{"name":"NHC Key Laboratory of Food Safety Risk Assessment, Food Safety Research Unit (2019RU014) of Chinese Academy of Medical Science, China National Center for Food Safety Risk Assessment","place":["Beijing, China"]}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Xiangyun","family":"Liu","sequence":"additional","affiliation":[{"name":"Institute of Preventive Medicine, China Medical University","place":["Shenyang, Liaoning, China"]}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Yiming","family":"Pei","sequence":"additional","affiliation":[{"name":"China Medical University","place":["Shenyang, Liaoning, China"]}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Xinling","family":"Yu","sequence":"additional","affiliation":[{"name":"Institute of Preventive Medicine, China Medical University","place":["Shenyang, Liaoning, China"]}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Kailin","family":"Wang","sequence":"additional","affiliation":[{"name":"Liaoning Center for Disease Prevention and Control","place":["Shenyang, Liaoning, China"]}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Chengxin","family":"Ma","sequence":"additional","affiliation":[{"name":"Liaoning Center for Disease Prevention and Control","place":["Shenyang, Liaoning, China"]}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Jikai","family":"Liu","sequence":"additional","affiliation":[{"name":"NHC Key Laboratory of Food Safety Risk Assessment, Food Safety Research Unit (2019RU014) of Chinese Academy of Medical Science, China National Center for Food Safety Risk Assessment","place":["Beijing, China"]}],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"1965","published-online":{"date-parts":[[2026,4,10]]},"reference":[{"key":"ref1","first-page":"329","article-title":"Analysis of seasonal variability of vivax malaria by circular distribution method in Jiangsu Province from 1961 to 2010","volume":"24","author":"Wang","year":"2012","journal-title":"Chin J Schisto Control"},{"key":"ref2","doi-asserted-by":"publisher","first-page":"227","DOI":"10.16462\/j.cnki.zhjbkz.2022.02.018","article-title":"Analysis of seasonal characteristics of human brucellosis in Gansu Province based on the concentration and circular distribution method","volume":"26","author":"Dong","year":"2022","journal-title":"Chin J Dis Control Prev"},{"key":"ref3","first-page":"351","article-title":"Seasonal distribution analysis of animal plague withconcentration ratio and circular distribution","volume":"27","author":"Chen","year":"2021","journal-title":"Chin J Hyg Insectic 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