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Workers reported typical (baseline) and transient (bi\u2010weekly) work activities, PPE use, and physical health symptoms. Baseline and longitudinal associations were assessed using generalized logistic and fixed\u2010effects logistic regression models, respectively.\n                    <\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Results<\/jats:title>\n                    <jats:p>At baseline, reports of ever versus never drawing pig blood, applying pesticides, and increasing years worked at any IHO were positively associated with reports of eye, nose, and\/or throat irritation. Over time, transient exposures, associated with dustiness in barns, cleaning of barns, and pig contact were associated with increased odds of sneezing, headache, and eye or nose irritation, particularly in the highest categories of exposure. When PPE was used, workers had lower odds of symptoms interfering with sleep (odds ratio [OR]: 0.1; 95% confidence interval [CI]: 0.01\u20130.8), and eye or nose irritation (OR: 0.1; 95% CI: 0.02\u20130.9). Similarly, when they washed their hands eight times or more per shift (median frequency) versus less frequently, the odds of any respiratory symptom were reduced (OR: 0.3; 95% CI: 0.1\u20130.8).<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Conclusions<\/jats:title>\n                    <jats:p>In this healthy volunteer worker population, increasingly unfavorable IHO activities were associated with self\u2010reported eye, nose, throat, and respiratory health symptoms. Strong protective associations were seen between PPE use and handwashing and the odds of symptoms, warranting further investigation.<\/jats:p>\n                  <\/jats:sec>","DOI":"10.1002\/ajim.23236","type":"journal-article","created":{"date-parts":[[2021,2,22]],"date-time":"2021-02-22T05:18:51Z","timestamp":1613971131000},"page":"403-413","update-policy":"https:\/\/doi.org\/10.1002\/crossmark_policy","source":"Crossref","is-referenced-by-count":2,"title":["Self\u2010reported work activities, eye, nose, and throat symptoms, and respiratory health outcomes among an industrial hog operation worker cohort, North Carolina, USA"],"prefix":"10.1002","volume":"64","author":[{"ORCID":"https:\/\/orcid.org\/0000-0002-7548-2003","authenticated-orcid":false,"given":"Vanessa R.","family":"Coffman","sequence":"first","affiliation":[{"name":"Division of Epidemiology and Biostatistics University of Illinois at Chicago  Chicago Illinois USA"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Devon J.","family":"Hall","sequence":"additional","affiliation":[{"name":"Rural Empowerment Association for Community Help (REACH)  Warsaw North Carolina USA"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Nora","family":"Pisanic","sequence":"additional","affiliation":[{"name":"Department of Environmental Health and Engineering, Johns Hopkins Bloomberg School of Public Health Johns Hopkins University  Baltimore Maryland USA"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"David C.","family":"Love","sequence":"additional","affiliation":[{"name":"Department of Environmental Health and Engineering, Johns Hopkins Bloomberg School of Public Health Johns Hopkins University  Baltimore Maryland USA"},{"name":"Johns Hopkins Center for a Livable Future, Johns Hopkins Bloomberg School of Public Health Johns Hopkins University  Baltimore Maryland USA"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Maya","family":"Nadimpalli","sequence":"additional","affiliation":[{"name":"Department of Civil and Environmental Engineering Tufts University  Medford Massachusetts USA"},{"name":"Stuart B. Levy Center for Integrated Management of Antimicrobial Resistance (Levy CIMAR) Tufts University  Boston Massachusetts USA"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Meredith","family":"McCormack","sequence":"additional","affiliation":[{"name":"Department of Environmental Health and Engineering, Johns Hopkins Bloomberg School of Public Health Johns Hopkins University  Baltimore Maryland USA"},{"name":"School of Medicine Johns Hopkins University  Baltimore Maryland USA"},{"name":"Johns Hopkins Center for Global Health Johns Hopkins University  Baltimore Maryland USA"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Marie","family":"Diener\u2010West","sequence":"additional","affiliation":[{"name":"Johns Hopkins Center for Global Health Johns Hopkins University  Baltimore Maryland USA"},{"name":"Department of Biostatistics, Johns Hopkins Bloomberg School of Public Health Johns Hopkins University  Baltimore Maryland USA"},{"name":"Department of Epidemiology, Johns Hopkins Bloomberg School of Public Health Johns Hopkins University  Baltimore Maryland USA"},{"name":"Johns Hopkins School of Nursing  Baltimore Maryland USA"},{"name":"Johns Hopkins Center for Clinical Trials and Evidence Synthesis, Johns Hopkins Bloomberg School of Public Health Johns Hopkins University  Baltimore Maryland USA"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Meghan F.","family":"Davis","sequence":"additional","affiliation":[{"name":"Department of Environmental Health and Engineering, Johns Hopkins Bloomberg School of Public Health Johns Hopkins University  Baltimore Maryland USA"},{"name":"Johns Hopkins Center for a Livable Future, Johns Hopkins Bloomberg School of Public Health Johns Hopkins University  Baltimore Maryland USA"},{"name":"School of Medicine Johns Hopkins University  Baltimore Maryland USA"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Christopher D.","family":"Heaney","sequence":"additional","affiliation":[{"name":"Department of Environmental Health and Engineering, Johns Hopkins Bloomberg School of Public Health Johns Hopkins University  Baltimore Maryland USA"},{"name":"Johns Hopkins Center for a Livable Future, Johns Hopkins Bloomberg School of Public Health Johns Hopkins University  Baltimore Maryland USA"},{"name":"Johns Hopkins Center for Global Health Johns Hopkins University  Baltimore Maryland USA"},{"name":"Department of Epidemiology, Johns Hopkins Bloomberg School of Public Health Johns Hopkins University  Baltimore Maryland USA"},{"name":"Department of International Health, Johns Hopkins Bloomberg School of Public Health Johns Hopkins University  Baltimore Maryland USA"}],"role":[{"role":"author","vocabulary":"crossref"}]}],"member":"311","published-online":{"date-parts":[[2021,2,22]]},"reference":[{"key":"e_1_2_12_2_1","doi-asserted-by":"publisher","DOI":"10.1007\/s40572-015-0061-0"},{"key":"e_1_2_12_3_1","doi-asserted-by":"publisher","DOI":"10.1289\/ehp.00108685"},{"key":"e_1_2_12_4_1","doi-asserted-by":"publisher","DOI":"10.1289\/ehp.8835"},{"key":"e_1_2_12_5_1","doi-asserted-by":"publisher","DOI":"10.13031\/2013.8432"},{"key":"e_1_2_12_6_1","doi-asserted-by":"publisher","DOI":"10.1097\/MCP.0000000000000247"},{"key":"e_1_2_12_7_1","doi-asserted-by":"publisher","DOI":"10.1016\/j.jaci.2008.05.023"},{"issue":"8","key":"e_1_2_12_8_1","first-page":"1005","article-title":"Exposure to inhalable dust and endotoxin among Danish pig farmers affected by work tasks and stable characteristics","volume":"57","author":"Basinas I","year":"2013","journal-title":"Ann Occup Hyg"},{"key":"e_1_2_12_9_1","doi-asserted-by":"publisher","DOI":"10.1006\/jaer.1999.0476"},{"key":"e_1_2_12_10_1","doi-asserted-by":"publisher","DOI":"10.1016\/j.ijheh.2017.10.019"},{"key":"e_1_2_12_11_1","doi-asserted-by":"publisher","DOI":"10.1202\/0002-8894(2000)061<0056:IOBMEF>2.0.CO;2"},{"key":"e_1_2_12_12_1","doi-asserted-by":"publisher","DOI":"10.1186\/1465-9921-6-50"},{"key":"e_1_2_12_13_1","doi-asserted-by":"publisher","DOI":"10.1378\/chest.06-2323"},{"key":"e_1_2_12_14_1","doi-asserted-by":"publisher","DOI":"10.1002\/ajim.4700100314"},{"key":"e_1_2_12_15_1","doi-asserted-by":"publisher","DOI":"10.1097\/00043764-197706000-00004"},{"key":"e_1_2_12_16_1","unstructured":"U.S. Bureau of Labor Statistics [BLS]. \u201cQuarterly Census of Employment and Wages: Private NAICS 112210 Hog and pig farming All Counties 2019 Fourth Quarter All establishment sizes\u201dhttps:\/\/data.bls.gov\/cew\/apps\/table_maker\/v4\/table_maker.htm#type=1%26year=2019%26qtr=4%26own=5%26ind=112210%26supp=0. 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