Cumulative exposure to metabolic syndrome increases thyroid cancer risk in young adults: a population-based cohort study

Background/Aims A re-increasing trend of thyroid cancer since 2015 has been observed despite a similar examination rate, and the incidence of thyroid cancer among young adults continues to rise. Methods This study used data from the Korean National Health Insurance Service. Individuals 20–39 years o...

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Main Authors: Jinyoung Kim, Kyungdo Han, Mee Kyoung Kim, Ki-Hyun Baek, Ki-Ho Song, Hyuk-Sang Kwon
Format: Article
Language:English
Published: The Korean Association of Internal Medicine 2023-07-01
Series:The Korean Journal of Internal Medicine
Subjects:
Online Access:http://kjim.org/upload/kjim-2022-405.pdf
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author Jinyoung Kim
Kyungdo Han
Mee Kyoung Kim
Ki-Hyun Baek
Ki-Ho Song
Hyuk-Sang Kwon
author_facet Jinyoung Kim
Kyungdo Han
Mee Kyoung Kim
Ki-Hyun Baek
Ki-Ho Song
Hyuk-Sang Kwon
author_sort Jinyoung Kim
collection DOAJ
description Background/Aims A re-increasing trend of thyroid cancer since 2015 has been observed despite a similar examination rate, and the incidence of thyroid cancer among young adults continues to rise. Methods This study used data from the Korean National Health Insurance Service. Individuals 20–39 years of age who underwent ≥ 4 health checkups from 2009–2013 were enrolled and followed throughout 2019. To quantify the metabolic burden, groups were divided by the number of diagnoses of metabolic syndrome across four consecutive health examinations. Results Among the study population (n = 1,204,646), 5,929 (0.5%) were diagnosed with thyroid cancer during a follow-up period of 5 years. The hazard ratio (95% confidence interval) values of thyroid cancer occurrence according to the number (1–4) of diagnoses of metabolic syndrome across the four health examinations compared to the group without met-abolic syndrome were significantly greater, as follows: 1.12 (1.02–1.23), 1.25 (1.10–1.42), 1.33 (1.15–1.55), and 1.48 (1.25–1.75) (p for trend < 0.01), respectively. Each component of metabolic syndrome showed a significant increase in hazard ratio according to the number of diagnoses except for impaired fasting glucose criteria. Conclusions Cumulative exposure to metabolic syndrome was associated with thyroid cancer risk in young adults.
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spelling doaj.art-f6bb5571ff3e4242833e8d0c3613367a2023-07-13T01:22:49ZengThe Korean Association of Internal MedicineThe Korean Journal of Internal Medicine1226-33032005-66482023-07-0138452653310.3904/kjim.2022.405170796Cumulative exposure to metabolic syndrome increases thyroid cancer risk in young adults: a population-based cohort studyJinyoung Kim0Kyungdo Han1Mee Kyoung Kim2Ki-Hyun Baek3Ki-Ho Song4Hyuk-Sang Kwon5 Division of Endocrinology and Metabolism, Department of Internal Medicine, Yeouido St. Mary’s Hospital, College of Medicine, The Catholic University of Korea, Seoul, Korea Department of Statistics and Actuarial Science, Soongsil University, Seoul, Korea Division of Endocrinology and Metabolism, Department of Internal Medicine, Yeouido St. Mary’s Hospital, College of Medicine, The Catholic University of Korea, Seoul, Korea Division of Endocrinology and Metabolism, Department of Internal Medicine, Yeouido St. Mary’s Hospital, College of Medicine, The Catholic University of Korea, Seoul, Korea Division of Endocrinology and Metabolism, Department of Internal Medicine, Yeouido St. Mary’s Hospital, College of Medicine, The Catholic University of Korea, Seoul, Korea Division of Endocrinology and Metabolism, Department of Internal Medicine, Yeouido St. Mary’s Hospital, College of Medicine, The Catholic University of Korea, Seoul, KoreaBackground/Aims A re-increasing trend of thyroid cancer since 2015 has been observed despite a similar examination rate, and the incidence of thyroid cancer among young adults continues to rise. Methods This study used data from the Korean National Health Insurance Service. Individuals 20–39 years of age who underwent ≥ 4 health checkups from 2009–2013 were enrolled and followed throughout 2019. To quantify the metabolic burden, groups were divided by the number of diagnoses of metabolic syndrome across four consecutive health examinations. Results Among the study population (n = 1,204,646), 5,929 (0.5%) were diagnosed with thyroid cancer during a follow-up period of 5 years. The hazard ratio (95% confidence interval) values of thyroid cancer occurrence according to the number (1–4) of diagnoses of metabolic syndrome across the four health examinations compared to the group without met-abolic syndrome were significantly greater, as follows: 1.12 (1.02–1.23), 1.25 (1.10–1.42), 1.33 (1.15–1.55), and 1.48 (1.25–1.75) (p for trend < 0.01), respectively. Each component of metabolic syndrome showed a significant increase in hazard ratio according to the number of diagnoses except for impaired fasting glucose criteria. Conclusions Cumulative exposure to metabolic syndrome was associated with thyroid cancer risk in young adults.http://kjim.org/upload/kjim-2022-405.pdfmetabolic syndromethyroid cancerprevention and control
spellingShingle Jinyoung Kim
Kyungdo Han
Mee Kyoung Kim
Ki-Hyun Baek
Ki-Ho Song
Hyuk-Sang Kwon
Cumulative exposure to metabolic syndrome increases thyroid cancer risk in young adults: a population-based cohort study
The Korean Journal of Internal Medicine
metabolic syndrome
thyroid cancer
prevention and control
title Cumulative exposure to metabolic syndrome increases thyroid cancer risk in young adults: a population-based cohort study
title_full Cumulative exposure to metabolic syndrome increases thyroid cancer risk in young adults: a population-based cohort study
title_fullStr Cumulative exposure to metabolic syndrome increases thyroid cancer risk in young adults: a population-based cohort study
title_full_unstemmed Cumulative exposure to metabolic syndrome increases thyroid cancer risk in young adults: a population-based cohort study
title_short Cumulative exposure to metabolic syndrome increases thyroid cancer risk in young adults: a population-based cohort study
title_sort cumulative exposure to metabolic syndrome increases thyroid cancer risk in young adults a population based cohort study
topic metabolic syndrome
thyroid cancer
prevention and control
url http://kjim.org/upload/kjim-2022-405.pdf
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