Trend in Cancer Incidence and Mortality in Fukushima From 2008 Through 2015

Background: Cancer incidence in Fukushima Prefecture, especially thyroid cancer, has been a public concern, since the Tokyo Electric Power Company Fukushima Daiichi Nuclear Power Plants accident following the Great East Japan Earthquake on March 11, 2011; however, cancer incidence for Fukushima resi...

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Main Authors: Akiko Shibata, Shigehira Saji, Kenji Kamiya, Seiji Yasumura
Format: Article
Language:English
Published: Japan Epidemiological Association 2021-12-01
Series:Journal of Epidemiology
Subjects:
Online Access:https://www.jstage.jst.go.jp/article/jea/31/12/31_JE20200202/_pdf
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author Akiko Shibata
Shigehira Saji
Kenji Kamiya
Seiji Yasumura
author_facet Akiko Shibata
Shigehira Saji
Kenji Kamiya
Seiji Yasumura
author_sort Akiko Shibata
collection DOAJ
description Background: Cancer incidence in Fukushima Prefecture, especially thyroid cancer, has been a public concern, since the Tokyo Electric Power Company Fukushima Daiichi Nuclear Power Plants accident following the Great East Japan Earthquake on March 11, 2011; however, cancer incidence for Fukushima residents before and after the accident based on a population-based cancer registry (PBCR) has not been known worldwide. Methods: We obtained the corrected-incidence data for invasive cancers newly diagnosed from 2008 through 2015 from the Fukushima Cancer Registry. We checked data quality indicators for PBCRs to confirm comparability. We calculated age-standardized annual incidence and mortality of cancer for all-site, thyroid, and leukemia by calendar year and sex, as we did for Tochigi Prefecture and all of Japan as references for comparison. We applied joinpoint trend analysis to test an apparent trend in incidence and mortality. Results: The corrected incidence data from the Fukushima Cancer Registry had sufficient quality comparable to other PBCRs. For the age-standardized annual incidence by sex and cancer type in Fukushima and Tochigi, we did not detect any joinpoint in trend with statistical significance. Cancer incidence gently increased from 2008 through 2015 nationwide. Incidence and mortality of cancer for Fukushima before the accident was very close to that for Tochigi. Conclusions: We interpreted the incidence statistics of cancer for Fukushima residents from 2008 through 2015. Our results will provide fundamental statistics for subsequent researchers to assess the relationship between the disaster and cancer incidence among Fukushima residents in the long term.
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spelling doaj.art-fe061e8ee0ec416e9eddf5d3fd938b212022-12-21T19:30:40ZengJapan Epidemiological AssociationJournal of Epidemiology0917-50401349-90922021-12-01311265365910.2188/jea.JE20200202Trend in Cancer Incidence and Mortality in Fukushima From 2008 Through 2015Akiko Shibata0Shigehira Saji1Kenji Kamiya2Seiji Yasumura3Center for Cancer Control and Information Services, National Cancer Center, Tokyo, JapanRadiation Medical Science Center for the Fukushima Health Management Survey, Fukushima Medical University, Fukushima, JapanRadiation Medical Science Center for the Fukushima Health Management Survey, Fukushima Medical University, Fukushima, JapanRadiation Medical Science Center for the Fukushima Health Management Survey, Fukushima Medical University, Fukushima, JapanBackground: Cancer incidence in Fukushima Prefecture, especially thyroid cancer, has been a public concern, since the Tokyo Electric Power Company Fukushima Daiichi Nuclear Power Plants accident following the Great East Japan Earthquake on March 11, 2011; however, cancer incidence for Fukushima residents before and after the accident based on a population-based cancer registry (PBCR) has not been known worldwide. Methods: We obtained the corrected-incidence data for invasive cancers newly diagnosed from 2008 through 2015 from the Fukushima Cancer Registry. We checked data quality indicators for PBCRs to confirm comparability. We calculated age-standardized annual incidence and mortality of cancer for all-site, thyroid, and leukemia by calendar year and sex, as we did for Tochigi Prefecture and all of Japan as references for comparison. We applied joinpoint trend analysis to test an apparent trend in incidence and mortality. Results: The corrected incidence data from the Fukushima Cancer Registry had sufficient quality comparable to other PBCRs. For the age-standardized annual incidence by sex and cancer type in Fukushima and Tochigi, we did not detect any joinpoint in trend with statistical significance. Cancer incidence gently increased from 2008 through 2015 nationwide. Incidence and mortality of cancer for Fukushima before the accident was very close to that for Tochigi. Conclusions: We interpreted the incidence statistics of cancer for Fukushima residents from 2008 through 2015. Our results will provide fundamental statistics for subsequent researchers to assess the relationship between the disaster and cancer incidence among Fukushima residents in the long term.https://www.jstage.jst.go.jp/article/jea/31/12/31_JE20200202/_pdfcancerincidencepopulation-based cancer registry
spellingShingle Akiko Shibata
Shigehira Saji
Kenji Kamiya
Seiji Yasumura
Trend in Cancer Incidence and Mortality in Fukushima From 2008 Through 2015
Journal of Epidemiology
cancer
incidence
population-based cancer registry
title Trend in Cancer Incidence and Mortality in Fukushima From 2008 Through 2015
title_full Trend in Cancer Incidence and Mortality in Fukushima From 2008 Through 2015
title_fullStr Trend in Cancer Incidence and Mortality in Fukushima From 2008 Through 2015
title_full_unstemmed Trend in Cancer Incidence and Mortality in Fukushima From 2008 Through 2015
title_short Trend in Cancer Incidence and Mortality in Fukushima From 2008 Through 2015
title_sort trend in cancer incidence and mortality in fukushima from 2008 through 2015
topic cancer
incidence
population-based cancer registry
url https://www.jstage.jst.go.jp/article/jea/31/12/31_JE20200202/_pdf
work_keys_str_mv AT akikoshibata trendincancerincidenceandmortalityinfukushimafrom2008through2015
AT shigehirasaji trendincancerincidenceandmortalityinfukushimafrom2008through2015
AT kenjikamiya trendincancerincidenceandmortalityinfukushimafrom2008through2015
AT seijiyasumura trendincancerincidenceandmortalityinfukushimafrom2008through2015