{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,3,14]],"date-time":"2026-03-14T20:58:49Z","timestamp":1773521929304,"version":"3.50.1"},"reference-count":50,"publisher":"Springer Science and Business Media LLC","issue":"2","license":[{"start":{"date-parts":[[2026,3,1]],"date-time":"2026-03-01T00:00:00Z","timestamp":1772323200000},"content-version":"tdm","delay-in-days":0,"URL":"https:\/\/www.springernature.com\/gp\/researchers\/text-and-data-mining"},{"start":{"date-parts":[[2026,3,1]],"date-time":"2026-03-01T00:00:00Z","timestamp":1772323200000},"content-version":"vor","delay-in-days":0,"URL":"https:\/\/www.springernature.com\/gp\/researchers\/text-and-data-mining"}],"funder":[{"DOI":"10.13039\/100000054","name":"National Cancer Institute","doi-asserted-by":"publisher","award":["R03ES021643"],"award-info":[{"award-number":["R03ES021643"]}],"id":[{"id":"10.13039\/100000054","id-type":"DOI","asserted-by":"publisher"}]},{"name":"UCLA Center for Occupational and Environmental Health","award":["UCLA Center for Occupational and Environmental Health"],"award-info":[{"award-number":["UCLA Center for Occupational and Environmental Health"]}]}],"content-domain":{"domain":["link.springer.com"],"crossmark-restriction":false},"short-container-title":["Int Arch Occup Environ Health"],"published-print":{"date-parts":[[2026,3]]},"DOI":"10.1007\/s00420-026-02203-9","type":"journal-article","created":{"date-parts":[[2026,3,3]],"date-time":"2026-03-03T09:49:53Z","timestamp":1772531393000},"update-policy":"https:\/\/doi.org\/10.1007\/springer_crossmark_policy","source":"Crossref","is-referenced-by-count":0,"title":["Maternal occupational physical activity during pregnancy and childhood cancers in Denmark 1968\u20132013"],"prefix":"10.1007","volume":"99","author":[{"given":"Xiwen","family":"Huang","sequence":"first","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"ORCID":"https:\/\/orcid.org\/0000-0001-8863-9826","authenticated-orcid":false,"given":"Garikayi","family":"Chemhaka","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Johnni","family":"Hansen","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"ORCID":"https:\/\/orcid.org\/0000-0001-7069-4237","authenticated-orcid":false,"given":"Chuanjie","family":"Deng","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-4172-8386","authenticated-orcid":false,"given":"Niklas","family":"Krause","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"ORCID":"https:\/\/orcid.org\/0000-0001-6976-7339","authenticated-orcid":false,"given":"Beate","family":"Ritz","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"ORCID":"https:\/\/orcid.org\/0000-0001-8713-8413","authenticated-orcid":false,"given":"Julia E.","family":"Heck","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]}],"member":"297","published-online":{"date-parts":[[2026,3,3]]},"reference":[{"issue":"2","key":"2203_CR1","doi-asserted-by":"publisher","first-page":"118","DOI":"10.1016\/j.taap.2003.12.029","volume":"199","author":"RT Baldwin","year":"2004","unstructured":"Baldwin RT, Preston-Martin S (2004) Epidemiology of brain tumors in childhood\u2014a review. Toxicol Appl Pharmcol 199(2):118\u2013131. https:\/\/doi.org\/10.1016\/j.taap.2003.12.029","journal-title":"Toxicol Appl Pharmcol"},{"issue":"3","key":"2203_CR2","doi-asserted-by":"publisher","first-page":"237","DOI":"10.1111\/ppe.12595","volume":"34","author":"G Bandoli","year":"2020","unstructured":"Bandoli G, Palmsten K, Chambers C (2020) Acetaminophen use in pregnancy: examining prevalence, timing, and indication of use in a prospective birth cohort. Pediatr Perinat Epid 34(3):237\u2013246. https:\/\/doi.org\/10.1111\/ppe.12595","journal-title":"Pediatr Perinat Epid"},{"issue":"4","key":"2203_CR3","doi-asserted-by":"publisher","first-page":"325","DOI":"10.5271\/sjweh.3337","volume":"39","author":"JP Bonde","year":"2013","unstructured":"Bonde JP, J\u00f8rgensen KT, Bonzini M, Palmer KT (2013) Miscarriage and occupational activity: a systematic review and meta-analysis regarding shift work, working hours, lifting, standing, and physical workload. Scand J Work Environ Health 39(4):325\u2013334. https:\/\/doi.org\/10.5271\/sjweh.3337","journal-title":"Scand J Work Environ Health"},{"key":"2203_CR4","doi-asserted-by":"publisher","DOI":"10.1007\/s00204-019-02428-3","author":"M Botsivali","year":"2019","unstructured":"Botsivali M, Kyrtopoulos SA (2019) Transplacental exposure to carcinogens and risks to children: evidence from biomarker studies and the utility of omic profiling. Arch Toxicol. https:\/\/doi.org\/10.1007\/s00204-019-02428-3","journal-title":"Arch Toxicol"},{"issue":"11","key":"2203_CR5","doi-asserted-by":"publisher","first-page":"2658","DOI":"10.1002\/ijc.24225","volume":"124","author":"RW Caughey","year":"2009","unstructured":"Caughey RW, Michels KB (2009) Birth weight and childhood leukemia: A meta-analysis and review of the current evidence. Intl J Cancer 124(11):2658\u20132670. https:\/\/doi.org\/10.1002\/ijc.24225","journal-title":"Intl J Cancer"},{"key":"2203_CR6","unstructured":"CDC NIOSH (2024) Reproductive health and the workplace. In: About Physical job demands and reproductive health. Accessed 28 July 2025 https:\/\/www.cdc.gov\/niosh\/reproductive-health\/prevention\/physical-demands.html"},{"key":"2203_CR7","doi-asserted-by":"publisher","first-page":"114388","DOI":"10.1016\/j.ijheh.2024.114388","volume":"259","author":"Y Chen","year":"2024","unstructured":"Chen Y, Van Deventer D, Nianogo R, Vinceti M, Kang W, Cockburn M, Federman N, Heck JE (2024) Maternal residential exposure to solvents from industrial sources during pregnancy and childhood cancer risk in California. Int J Hyg Environ Health 259:114388. https:\/\/doi.org\/10.1016\/j.ijheh.2024.114388","journal-title":"Int J Hyg Environ Health"},{"issue":"2","key":"2203_CR8","doi-asserted-by":"publisher","first-page":"86","DOI":"10.5271\/sjweh.3993","volume":"48","author":"B Cillekens","year":"2022","unstructured":"Cillekens B, Huysmans MA, Holtermann A, van Mechelen W, Straker L, Krause N, van der Beek AJ, Coenen P (2022) Physical activity at work May not be health enhancing. A systematic review with meta-analysis on the association between occupational physical activity and cardiovascular disease mortality covering 23 studies with 655 892 participants. Scand J Work Environ Health 48(2):86\u201398. https:\/\/doi.org\/10.5271\/sjweh.3993","journal-title":"Scand J Work Environ Health"},{"issue":"3","key":"2203_CR9","doi-asserted-by":"publisher","first-page":"176","DOI":"10.1136\/bjsports-2016-096795","volume":"52","author":"P Coenen","year":"2018","unstructured":"Coenen P, Willenberg L, Parry S, Shi JW, Romero L, Blackwood DM, Maher CG, Healy GN, Dunstan DW, Straker LM (2018) Associations of occupational standing with musculoskeletal symptoms: a systematic review with meta-analysis. Br J Sports Med 52(3):176\u2013183. https:\/\/doi.org\/10.1136\/bjsports-2016-096795","journal-title":"Br J Sports Med"},{"issue":"9","key":"2203_CR10","doi-asserted-by":"publisher","first-page":"865","DOI":"10.1023\/A:1012277703631","volume":"12","author":"S Cordier","year":"2001","unstructured":"Cordier S, Mandereau L, Preston-Martin S, Little J, Lubin F, Mueller B, Holly E, Filippini G, Peris-Bonet R, McCredie M, Choi NW, Arslan A (2001) Parental occupations and childhood brain tumors: results of an international case\u2013control study. Cancer Causes Control 12(9):865\u2013874. https:\/\/doi.org\/10.1023\/A:1012277703631","journal-title":"Cancer Causes Control"},{"issue":"9","key":"2203_CR11","doi-asserted-by":"publisher","first-page":"656","DOI":"10.1136\/heartjnl-2022-321856","volume":"109","author":"CC Cuthbertson","year":"2023","unstructured":"Cuthbertson CC, Moore CC, Evenson KR (2023) Paradox of occupational and leisure-time physical activity associations with cardiovascular disease. Heart 109(9):656\u2013658. https:\/\/doi.org\/10.1136\/heartjnl-2022-321856","journal-title":"Heart"},{"issue":"2","key":"2203_CR12","doi-asserted-by":"publisher","first-page":"295","DOI":"10.1007\/s40279-016-0565-2","volume":"47","author":"SG Da Silva","year":"2017","unstructured":"Da Silva SG, Ricardo LI, Evenson KR, Hallal PC (2017) Leisure-time physical activity in pregnancy and maternal-child health: a systematic review and Meta-analysis of randomized controlled trials and cohort studies. Sports Med 47(2):295\u2013317. https:\/\/doi.org\/10.1007\/s40279-016-0565-2","journal-title":"Sports Med"},{"issue":"5","key":"2203_CR13","doi-asserted-by":"publisher","first-page":"605","DOI":"10.1002\/ajim.4700140511","volume":"14","author":"J Dutkiewicz","year":"1988","unstructured":"Dutkiewicz J, Jablo\u0144ski L, Olenchock SA (1988) Occupational biohazards: a review. Am J Industrial Med 14(5):605\u2013623. https:\/\/doi.org\/10.1002\/ajim.4700140511","journal-title":"Am J Industrial Med"},{"issue":"10","key":"2203_CR14","doi-asserted-by":"publisher","first-page":"1462","DOI":"10.1158\/1055-9965.EPI-15-0301","volume":"24","author":"MS Farris","year":"2015","unstructured":"Farris MS, Mosli MH, McFadden AA, Friedenreich CM, Brenner DR (2015) The association between leisure time physical activity and pancreatic cancer risk in adults: A systematic review and Meta-analysis. Cancer Epidemiol Biomarkers Prev 24(10):1462\u20131473. https:\/\/doi.org\/10.1158\/1055-9965.EPI-15-0301","journal-title":"Cancer Epidemiol Biomarkers Prev"},{"issue":"12","key":"2203_CR15","doi-asserted-by":"publisher","first-page":"1078","DOI":"10.1093\/aje\/kws336","volume":"176","author":"EI Fransson","year":"2012","unstructured":"Fransson EI, Heikkila K, Nyberg ST, Zins M, Westerlund H, Westerholm P, Vaananen A, Virtanen M, Vahtera J, Theorell T, Suominen S, Singh-Manoux A, Siegrist J, Sabia S, Rugulies R, Pentti J, Oksanen T, Nordin M, Nielsen ML, Kivimaki M (2012) Job strain as a risk factor for Leisure-time physical inactivity: an individual-participant meta-analysis of up to 170,000 men and women: the IPD-work consortium. Am J Epidemiol 176(12):1078\u20131089. https:\/\/doi.org\/10.1093\/aje\/kws336","journal-title":"Am J Epidemiol"},{"issue":"1","key":"2203_CR16","doi-asserted-by":"publisher","first-page":"3","DOI":"10.1088\/0952-4746\/8\/1\/301","volume":"8","author":"EA Gilman","year":"1988","unstructured":"Gilman EA, Kneale GW, Knox EG, Stewart AM (1988) Pregnancy x-rays and childhood cancers: effects of exposure age and radiation dose. J Radiol Prot 8(1):3\u20138. https:\/\/doi.org\/10.1088\/0952-4746\/8\/1\/301","journal-title":"J Radiol Prot"},{"issue":"10","key":"2203_CR17","doi-asserted-by":"publisher","first-page":"747","DOI":"10.1080\/00365540510012107","volume":"37","author":"L Graff Stensballe","year":"2005","unstructured":"Graff Stensballe L, Kristensen K, Nielsen J, Aaby P (2005) Diagnosis coding in the Danish National patient registry for respiratory syncytial virus infections. Scand J Infect Dis 37(10):747\u2013752. https:\/\/doi.org\/10.1080\/00365540510012107","journal-title":"Scand J Infect Dis"},{"issue":"3","key":"2203_CR18","doi-asserted-by":"publisher","first-page":"746","DOI":"10.1093\/ije\/dyq040","volume":"39","author":"T Harder","year":"2010","unstructured":"Harder T, Plagemann A, Harder A (2010) Birth weight and risk of neuroblastoma: a meta-analysis. Int J Epidemiol 39(3):746\u2013756. https:\/\/doi.org\/10.1093\/ije\/dyq040","journal-title":"Int J Epidemiol"},{"issue":"5","key":"2203_CR19","doi-asserted-by":"publisher","first-page":"1343","DOI":"10.1002\/ijc.32905","volume":"147","author":"JE Heck","year":"2020","unstructured":"Heck JE, Lee P, Wu C, Tsai H, Ritz B, Arah OA, Li C (2020) Gestational risk factors and childhood cancers: a cohort study in Taiwan. Intl J Cancer 147(5):1343\u20131353. https:\/\/doi.org\/10.1002\/ijc.32905","journal-title":"Intl J Cancer"},{"issue":"1","key":"2203_CR20","doi-asserted-by":"publisher","first-page":"11","DOI":"10.1136\/jech.35.1.11","volume":"35","author":"K Hemminki","year":"1981","unstructured":"Hemminki K, Saloniemi I, Salonen T, Partanen T, Vainio H (1981) Childhood cancer and parental occupation in Finland. J Epidemiol Community Health 35(1):11\u201315. https:\/\/doi.org\/10.1136\/jech.35.1.11","journal-title":"J Epidemiol Community Health"},{"issue":"16","key":"2203_CR21","doi-asserted-by":"publisher","first-page":"878","DOI":"10.1056\/NEJM197104222841604","volume":"284","author":"AL Herbst","year":"1971","unstructured":"Herbst AL, Ulfelder H, Poskanzer DC (1971) Adenocarcinoma of the vagina: association of maternal Stilbestrol therapy with tumor appearance in young women. N Engl J Med 284(16):878\u2013881. https:\/\/doi.org\/10.1056\/NEJM197104222841604","journal-title":"N Engl J Med"},{"issue":"11","key":"2203_CR22","doi-asserted-by":"publisher","first-page":"2487","DOI":"10.1093\/aje\/kwab154","volume":"190","author":"S Hjorth","year":"2021","unstructured":"Hjorth S, Hemmingsen CH, B\u00e9n\u00e9vent J, Broe A, Pottegaard A, M\u00f8rch LS, Leinonen MK, Kjaer SK, Hargreave M, Nordeng H (2021) Maternal medication use and childhood cancer in offspring\u2014systematic review and considerations for researchers. Am J Epidemiol 190(11):2487\u20132499. https:\/\/doi.org\/10.1093\/aje\/kwab154","journal-title":"Am J Epidemiol"},{"issue":"3","key":"2203_CR24","doi-asserted-by":"publisher","first-page":"149","DOI":"10.1136\/bjsports-2017-097965","volume":"52","author":"A Holtermann","year":"2018","unstructured":"Holtermann A, Krause N, Van Der Beek AJ, Straker L (2018) The physical activity paradox: six reasons why occupational physical activity (OPA) does not confer the cardiovascular health benefits that leisure time physical activity does. Br J Sports Med 52(3):149\u2013150. https:\/\/doi.org\/10.1136\/bjsports-2017-097965","journal-title":"Br J Sports Med"},{"issue":"4","key":"2203_CR25","doi-asserted-by":"publisher","first-page":"236","DOI":"10.1001\/jama.1950.02910220016004","volume":"142","author":"DM Horstmann","year":"1950","unstructured":"Horstmann DM (1950) ACUTE POLIOMYELITIS: relation of physical activity at the time of onset to the course of the disease. JAMA 142(4):236. https:\/\/doi.org\/10.1001\/jama.1950.02910220016004","journal-title":"JAMA"},{"issue":"3","key":"2203_CR26","doi-asserted-by":"publisher","first-page":"208","DOI":"10.1111\/j.1471-0528.1990.tb01782.x","volume":"97","author":"R Huch","year":"1990","unstructured":"Huch R, Erkkola R (1990) Pregnancy and exercise\u2013exercise and pregnancy. A short review. BJOG 97(3):208\u2013214. https:\/\/doi.org\/10.1111\/j.1471-0528.1990.tb01782.x","journal-title":"BJOG"},{"issue":"4","key":"2203_CR27","doi-asserted-by":"publisher","first-page":"335","DOI":"10.5271\/sjweh.3335","volume":"39","author":"M Juhl","year":"2013","unstructured":"Juhl M, Strandberg-Larsen K, Larsen PS, Andersen PK, Svendsen SW, Bonde JP, Nybo Andersen A-M (2013) Occupational lifting during pregnancy and risk of fetal death in a large National cohort study. Scand J Work Environ Health 39(4):335\u2013342. https:\/\/doi.org\/10.5271\/sjweh.3335","journal-title":"Scand J Work Environ Health"},{"issue":"5","key":"2203_CR28","doi-asserted-by":"publisher","first-page":"791","DOI":"10.1080\/02841860902718747","volume":"48","author":"T Kauppinen","year":"2009","unstructured":"Kauppinen T, Heikkil\u00e4 P, Plato N, Woldb\u00e6k T, Lenvik K, Hansen J, Kristjansson V, Pukkala E (2009) Construction of job-exposure matrices for the nordic occupational cancer study (NOCCA). Acta Oncol 48(5):791\u2013800. https:\/\/doi.org\/10.1080\/02841860902718747","journal-title":"Acta Oncol"},{"issue":"8","key":"2203_CR29","doi-asserted-by":"publisher","first-page":"1347","DOI":"10.1007\/s10552-010-9562-1","volume":"21","author":"L Kenborg","year":"2010","unstructured":"Kenborg L, J\u00f8rgensen AD, Budtz-J\u00f8rgensen E, Knudsen LE, Hansen J (2010) Occupational exposure to the sun and risk of skin and lip cancer among male wage earners in denmark: a population-based case\u2013control study. Cancer Causes Control 21(8):1347\u20131355. https:\/\/doi.org\/10.1007\/s10552-010-9562-1","journal-title":"Cancer Causes Control"},{"issue":"3","key":"2203_CR30","doi-asserted-by":"publisher","first-page":"682","DOI":"10.1002\/ijc.28687","volume":"135","author":"N Keum","year":"2014","unstructured":"Keum N, Ju W, Lee DH, Ding EL, Hsieh CC, Goodman JE, Giovannucci EL (2014) Leisure-time physical activity and endometrial cancer risk: dose-response meta-analysis of epidemiological studies: physical activity and endometrial cancer. Int J Cancer 135(3):682\u2013694. https:\/\/doi.org\/10.1002\/ijc.28687","journal-title":"Int J Cancer"},{"issue":"2","key":"2203_CR31","doi-asserted-by":"publisher","first-page":"75","DOI":"10.1007\/BF02765878","volume":"7","author":"AP Koemeester","year":"1997","unstructured":"Koemeester AP, Leegwater A, Broersen JPJ, Hoekstra EJ (1997) Physical work load and the onset of maternity leave. J Occup Rehab 7(2):75\u201382. https:\/\/doi.org\/10.1007\/BF02765878","journal-title":"J Occup Rehab"},{"issue":"9","key":"2203_CR32","doi-asserted-by":"publisher","first-page":"1792","DOI":"10.1111\/sms.14429","volume":"33","author":"M Korsh\u00f8j","year":"2023","unstructured":"Korsh\u00f8j M, Alles\u00f8e K, Mortensen OS, Siersma V, Kauhanen J, Krause N (2023) Occupational physical activity predicts baseline and 8-year progression of carotid atherosclerosis among women. Scand J Med Sci Sports 33(9):1792\u20131806. https:\/\/doi.org\/10.1111\/sms.14429","journal-title":"Scand J Med Sci Sports"},{"issue":"4","key":"2203_CR33","doi-asserted-by":"publisher","first-page":"260","DOI":"10.1097\/CMR.0b013e32832e0bae","volume":"19","author":"TK Lee","year":"2009","unstructured":"Lee TK, MacArthur AC, Gallagher RP, Elwood MJ (2009) Occupational physical activity and risk of malignant melanoma: the Western Canada melanoma study. Melanoma Res 19(4):260\u2013266. https:\/\/doi.org\/10.1097\/CMR.0b013e32832e0bae","journal-title":"Melanoma Res"},{"issue":"42","key":"2203_CR34","doi-asserted-by":"publisher","first-page":"e316","DOI":"10.3346\/jkms.2024.39.e316","volume":"39","author":"Y-S Lee","year":"2024","unstructured":"Lee Y-S, Gu H, Lee Y-H, Yang M, Kim H, Kwon O, Kim YH, Kang M-Y (2024) Occupational risk factors for skin cancer: a comprehensive review. J Korean Med Sci 39(42):e316. https:\/\/doi.org\/10.3346\/jkms.2024.39.e316","journal-title":"J Korean Med Sci"},{"issue":"6","key":"2203_CR35","doi-asserted-by":"publisher","first-page":"945","DOI":"10.1007\/s10552-009-9311-5","volume":"20","author":"P Li","year":"2009","unstructured":"Li P, McLaughlin J, Infante-Rivard C (2009) Maternal occupational exposure to extremely low frequency magnetic fields and the risk of brain cancer in the offspring. Cancer Causes Control 20(6):945\u2013955. https:\/\/doi.org\/10.1007\/s10552-009-9311-5","journal-title":"Cancer Causes Control"},{"issue":"45","key":"2203_CR36","doi-asserted-by":"publisher","first-page":"10074","DOI":"10.1523\/JNEUROSCI.2604-04.2004","volume":"24","author":"W Lin","year":"2004","unstructured":"Lin W, Kemper A, McCarthy KD, Pytel P, Wang J-P, Campbell IL, Utset MF, Popko B (2004) Interferon-\u03b3 induced Medulloblastoma in the developing cerebellum. J Neurosci 24(45):10074\u201310083. https:\/\/doi.org\/10.1523\/JNEUROSCI.2604-04.2004","journal-title":"J Neurosci"},{"issue":"6","key":"2203_CR37","doi-asserted-by":"publisher","first-page":"372","DOI":"10.1136\/bjsports-2015-094728","volume":"50","author":"L Liu","year":"2016","unstructured":"Liu L, Shi Y, Li T, Qin Q, Yin J, Pang S, Nie S, Wei S (2016) Leisure time physical activity and cancer risk: evaluation of the who\u2019s recommendation based on 126 high-quality epidemiological studies. Br J Sports Med 50(6):372\u2013378. https:\/\/doi.org\/10.1136\/bjsports-2015-094728","journal-title":"Br J Sports Med"},{"issue":"5","key":"2203_CR38","doi-asserted-by":"publisher","first-page":"560","DOI":"10.1016\/0002-9378(84)90036-X","volume":"149","author":"FK Lotgering","year":"1984","unstructured":"Lotgering FK, Gilbert RD, Longo LD (1984) The interactions of exercise and pregnancy: A review. Am J Obstet Gynecol 149(5):560\u2013568. https:\/\/doi.org\/10.1016\/0002-9378(84)90036-X","journal-title":"Am J Obstet Gynecol"},{"issue":"2","key":"2203_CR39","doi-asserted-by":"publisher","first-page":"e004365","DOI":"10.1136\/bmjopen-2013-004365","volume":"4","author":"A Lupattelli","year":"2014","unstructured":"Lupattelli A, Spigset O, Twigg MJ, Zagorodnikova K, M\u00e5rdby AC, Moretti ME, Drozd M, Panchaud A, H\u00e4meen-Anttila K, Rieutord A, Gjergja Juraski R, Odalovic M, Kennedy D, Rudolf G, Juch H, Passier A, Bj\u00f6rnsd\u00f3ttir I, Nordeng H (2014) Medication use in pregnancy: a cross-sectional, multinational web-based study. BMJ Open 4(2):e004365. https:\/\/doi.org\/10.1136\/bmjopen-2013-004365","journal-title":"BMJ Open"},{"issue":"4","key":"2203_CR40","doi-asserted-by":"publisher","first-page":"300","DOI":"10.1177\/140349480503300410","volume":"33","author":"IM Mogren","year":"2005","unstructured":"Mogren IM (2005) Previous physical activity decreases the risk of low back pain and pelvic pain during pregnancy. Scand J Public Health 33(4):300\u2013306. https:\/\/doi.org\/10.1177\/140349480503300410","journal-title":"Scand J Public Health"},{"key":"2203_CR41","doi-asserted-by":"publisher","unstructured":"Pearce N (2016) Analysis of matched case-control studies. BMJ. i969 https:\/\/doi.org\/10.1136\/bmj.i969","DOI":"10.1136\/bmj.i969"},{"issue":"6","key":"2203_CR42","doi-asserted-by":"publisher","first-page":"1279","DOI":"10.1097\/01.AOG.0000189080.76998.f8","volume":"106","author":"LA Pompeii","year":"2005","unstructured":"Pompeii LA, Savitz DA, Evenson KR, Rogers B, McMahon M (2005) Physical exertion at work and the risk of preterm delivery and small-for-gestational-age birth: Obstet Gynecol 106(6):1279\u20131288. https:\/\/doi.org\/10.1097\/01.AOG.0000189080.76998.f8","journal-title":"Age Birth: Obstet Gynecol"},{"issue":"9","key":"2203_CR43","doi-asserted-by":"publisher","first-page":"1637","DOI":"10.1007\/s40279-020-01312-w","volume":"50","author":"B Rana","year":"2020","unstructured":"Rana B, Hu L, Harper A, Cao C, Peters C, Brenner D, Yang L (2020) Occupational physical activity and lung cancer risk: a systematic review and meta-analysis. Sports Med 50(9):1637\u20131651. https:\/\/doi.org\/10.1007\/s40279-020-01312-w","journal-title":"Sports Med"},{"key":"2203_CR44","doi-asserted-by":"publisher","DOI":"10.1158\/1055-9965.EPI-25-1034","author":"A Sirirungreung","year":"2026","unstructured":"Sirirungreung A, Lee P-C, Hu Y-H, Liew Z, Federman N, Ritz B, Heck JE (2026) Exposure to acetaminophen (Paracetamol) during pregnancy and childhood cancer: a population-based cohort study in Taiwan. Cancer Epidemiol Biomarkers Prev. https:\/\/doi.org\/10.1158\/1055-9965.EPI-25-1034","journal-title":"Cancer Epidemiol Biomarkers Prev"},{"issue":"7","key":"2203_CR46","doi-asserted-by":"publisher","first-page":"1457","DOI":"10.1002\/cncr.20910","volume":"103","author":"E Steliarova-Foucher","year":"2005","unstructured":"Steliarova-Foucher E, Stiller C, Lacour B, Kaatsch P (2005) International classification of childhood Cancer, third edition. Cancer 103(7):1457\u20131467. https:\/\/doi.org\/10.1002\/cncr.20910","journal-title":"Cancer"},{"issue":"6","key":"2203_CR45","doi-asserted-by":"publisher","first-page":"719","DOI":"10.1016\/S1470-2045(17)30186-9","volume":"18","author":"E Steliarova-Foucher","year":"2017","unstructured":"Steliarova-Foucher E, Colombet M, Ries LAG, Moreno F, Dolya A, Bray F, Hesseling P, Shin HY, Stiller CA, Bouzbid S, Hamdi-Cherif M, Hablas A, Chirpaz E, Buziba N, Chesumbai G, Manraj S, Reynders D, Wabinga H, Chokunonga E, Masuyer E (2017) International incidence of childhood cancer, 2001\u201310: a population-based registry study. Lancet Oncol 18(6):719\u2013731. https:\/\/doi.org\/10.1016\/S1470-2045(17)30186-9","journal-title":"Lancet Oncol"},{"issue":"5","key":"2203_CR47","doi-asserted-by":"publisher","first-page":"330","DOI":"10.1136\/oemed-2014-102495","volume":"72","author":"S Tabatabaeifar","year":"2015","unstructured":"Tabatabaeifar S, Frost P, Andersen JH, Jensen LD, Thomsen JF, Svendsen SW (2015) Varicose veins in the lower extremities in relation to occupational mechanical exposures: a longitudinal study. Occup Environ Med 72(5):330\u2013337. https:\/\/doi.org\/10.1136\/oemed-2014-102495","journal-title":"Occup Environ Med"},{"issue":"4","key":"2203_CR48","doi-asserted-by":"publisher","first-page":"389","DOI":"10.1007\/s10552-004-5026-9","volume":"16","author":"A Tardon","year":"2005","unstructured":"Tardon A, Lee WJ, Delgado-Rodriguez M, Dosemeci M, Albanes D, Hoover R, Blair A (2005) Leisure-time physical activity and lung cancer: a meta-analysis. Cancer Causes Control 16(4):389\u2013397. https:\/\/doi.org\/10.1007\/s10552-004-5026-9","journal-title":"Cancer Causes Control"},{"issue":"5","key":"2203_CR49","doi-asserted-by":"publisher","first-page":"307","DOI":"10.1080\/19338244.2019.1666790","volume":"75","author":"JRB Teixeira","year":"2020","unstructured":"Teixeira JRB, Mussi FC, Mota TN, Lua I, Macedo TTS, Souza ARD, De Ara\u00fajo TM (2020) Psychosocial risk factors at work associated with the level of physical activity among motorcycle taxi drivers. Arch Environ Occup Health 75(5):307\u2013316. https:\/\/doi.org\/10.1080\/19338244.2019.1666790","journal-title":"Arch Environ Occup Health"},{"issue":"4","key":"2203_CR50","doi-asserted-by":"publisher","first-page":"355","DOI":"10.1097\/00043764-200104000-00012","volume":"43","author":"AM Trinkoff","year":"2001","unstructured":"Trinkoff AM, Storr CL, Lipscomb JA (2001) Physically demanding work and inadequate Sleep, pain medication use, and absenteeism in registered nurses. J Occup Environ Med 43(4):355\u2013363. https:\/\/doi.org\/10.1097\/00043764-200104000-00012","journal-title":"J Occup Environ Med"},{"issue":"17","key":"2203_CR51","doi-asserted-by":"publisher","first-page":"364","DOI":"10.46234\/ccdcw2022.085","volume":"4","author":"H Yuan","year":"2022","unstructured":"Yuan H, Wang Y, Duan H (2022) Risk of lung cancer and occupational exposure to polycyclic aromatic hydrocarbons among workers Cohorts\u2014Worldwide, 1969\u20132022. China CDC Wkly 4(17):364\u2013369. https:\/\/doi.org\/10.46234\/ccdcw2022.085","journal-title":"China CDC Wkly"}],"container-title":["International Archives of Occupational and Environmental Health"],"original-title":[],"language":"en","link":[{"URL":"https:\/\/link.springer.com\/content\/pdf\/10.1007\/s00420-026-02203-9.pdf","content-type":"application\/pdf","content-version":"vor","intended-application":"text-mining"},{"URL":"https:\/\/link.springer.com\/article\/10.1007\/s00420-026-02203-9","content-type":"text\/html","content-version":"vor","intended-application":"text-mining"},{"URL":"https:\/\/link.springer.com\/content\/pdf\/10.1007\/s00420-026-02203-9.pdf","content-type":"application\/pdf","content-version":"vor","intended-application":"similarity-checking"}],"deposited":{"date-parts":[[2026,3,14]],"date-time":"2026-03-14T20:02:06Z","timestamp":1773518526000},"score":1,"resource":{"primary":{"URL":"https:\/\/link.springer.com\/10.1007\/s00420-026-02203-9"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[2026,3]]},"references-count":50,"journal-issue":{"issue":"2","published-print":{"date-parts":[[2026,3]]}},"alternative-id":["2203"],"URL":"https:\/\/doi.org\/10.1007\/s00420-026-02203-9","relation":{},"ISSN":["0340-0131","1432-1246"],"issn-type":[{"value":"0340-0131","type":"print"},{"value":"1432-1246","type":"electronic"}],"subject":[],"published":{"date-parts":[[2026,3]]},"assertion":[{"value":"5 September 2025","order":1,"name":"received","label":"Received","group":{"name":"ArticleHistory","label":"Article History"}},{"value":"31 January 2026","order":2,"name":"accepted","label":"Accepted","group":{"name":"ArticleHistory","label":"Article History"}},{"value":"3 March 2026","order":3,"name":"first_online","label":"First Online","group":{"name":"ArticleHistory","label":"Article History"}},{"order":1,"name":"Ethics","group":{"name":"EthicsHeading","label":"Declarations"}},{"value":"The authors have no relevant financial or non-financial interests to disclose.","order":2,"name":"Ethics","group":{"name":"EthicsHeading","label":"Conflict of interest"}},{"value":"This work was supported by National Cancer Institute (R03ES021643). All research procedures involving human participants complied with the ethical guidelines of the Danish Data Protection Agency, as well as the Human Subjects Protection Committee at the University of California, Los Angeles (IRB#13-001904) and the University of North Texas (IRB-20-255). The study also adhered to the principles of the Declaration of Helsinki (1964) and its subsequent revisions or equivalent ethical standards. No animal studies were conducted by the authors in connection with this article.","order":3,"name":"Ethics","group":{"name":"EthicsHeading","label":"Ethical approval"}},{"value":"Given that the study relied solely on record-based data, participant consent was not required.","order":4,"name":"Ethics","group":{"name":"EthicsHeading","label":"Informed consent"}}],"article-number":"15"}}