Type 2 Diabetes Mellitus and Kidney Cancer Risk: A Retrospective Cohort Analysis of the National Health Insurance.
To evaluate the association between incidence of any kidney cancer and type 2 diabetes mellitus.A random sample of 1,000,000 subjects covered by the National Health Insurance was recruited. A total of 998728 people (115655 diabetes and 883073 non-diabetes) without kidney cancer at recruitment were f...
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Public Library of Science (PLoS)
2015-01-01
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Online Access: | http://europepmc.org/articles/PMC4641625?pdf=render |
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author | Chin-Hsiao Tseng |
author_facet | Chin-Hsiao Tseng |
author_sort | Chin-Hsiao Tseng |
collection | DOAJ |
description | To evaluate the association between incidence of any kidney cancer and type 2 diabetes mellitus.A random sample of 1,000,000 subjects covered by the National Health Insurance was recruited. A total of 998728 people (115655 diabetes and 883073 non-diabetes) without kidney cancer at recruitment were followed from 2003 to 2005. The cumulative incidence of kidney cancer from 2003 to 2005 in diabetic patients and non-diabetic people in all ages and in age <40, 40-64, 65-74 and ≥ 75 years were calculated in the diabetic patients and the non-diabetic people, respectively. Logistic regression was used to estimate the odds ratios comparing diabetic patients to non-diabetic people in the respective age groups. Multivariable-adjusted odds ratios for kidney cancer with regards to diabetes status and diabetes duration (as a continuous variable or categorized into subgroups of non-diabetes, diabetes duration <1 year, 1-2.9 years, 3-4.9 years and ≥ 5 years) were estimated after multivariable adjustment. The multivariable-adjusted odds ratios for all baseline variables were also estimated for diabetic patients and non-diabetic people, respectively.The 3-year cumulative incidence of kidney cancer in the diabetic patients and the non-diabetic people was 166.9 and 33.1 per 100,000 person-years, respectively. The incidence increased with regards to increasing age in both the diabetic patients and the non-diabetic people, but a higher risk of kidney cancer for the diabetic patients compared to the non-diabetic people was consistently observed in different age groups. After multivariable adjustment, the odds ratio for diabetic patients versus non-diabetic people was 1.7 (95% confidence interval: 1.3-2.1, P<0.01). While compared to the non-diabetic people, the odds ratio (95% confidence interval) for diabetes duration <1, 1-2.9 years, 3-4.9 years and ≥ 5 years was 1.5 (0.8-2.7), 1.6 (1.0-2.4), 1.6 (1.1-2.4) and 1.7 (1.3-2.3), respectively (P-trend <0.01). Analyses conducted in the diabetic patients and the non-diabetic people, respectively, consistently showed age, nephropathy and end-stage renal disease as significant risk factors of kidney cancer. Additionally, living in metropolitan Taipei region might also be associated with a higher risk of kidney cancer in the non-diabetic people, indicating a potential link between kidney cancer and some factors related to urbanization.Patients with type 2 diabetes mellitus have a significantly higher risk of kidney cancer. |
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issn | 1932-6203 |
language | English |
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spelling | doaj.art-4e68596c8370402581a7c5a509b503432022-12-22T03:39:13ZengPublic Library of Science (PLoS)PLoS ONE1932-62032015-01-011011e014248010.1371/journal.pone.0142480Type 2 Diabetes Mellitus and Kidney Cancer Risk: A Retrospective Cohort Analysis of the National Health Insurance.Chin-Hsiao TsengTo evaluate the association between incidence of any kidney cancer and type 2 diabetes mellitus.A random sample of 1,000,000 subjects covered by the National Health Insurance was recruited. A total of 998728 people (115655 diabetes and 883073 non-diabetes) without kidney cancer at recruitment were followed from 2003 to 2005. The cumulative incidence of kidney cancer from 2003 to 2005 in diabetic patients and non-diabetic people in all ages and in age <40, 40-64, 65-74 and ≥ 75 years were calculated in the diabetic patients and the non-diabetic people, respectively. Logistic regression was used to estimate the odds ratios comparing diabetic patients to non-diabetic people in the respective age groups. Multivariable-adjusted odds ratios for kidney cancer with regards to diabetes status and diabetes duration (as a continuous variable or categorized into subgroups of non-diabetes, diabetes duration <1 year, 1-2.9 years, 3-4.9 years and ≥ 5 years) were estimated after multivariable adjustment. The multivariable-adjusted odds ratios for all baseline variables were also estimated for diabetic patients and non-diabetic people, respectively.The 3-year cumulative incidence of kidney cancer in the diabetic patients and the non-diabetic people was 166.9 and 33.1 per 100,000 person-years, respectively. The incidence increased with regards to increasing age in both the diabetic patients and the non-diabetic people, but a higher risk of kidney cancer for the diabetic patients compared to the non-diabetic people was consistently observed in different age groups. After multivariable adjustment, the odds ratio for diabetic patients versus non-diabetic people was 1.7 (95% confidence interval: 1.3-2.1, P<0.01). While compared to the non-diabetic people, the odds ratio (95% confidence interval) for diabetes duration <1, 1-2.9 years, 3-4.9 years and ≥ 5 years was 1.5 (0.8-2.7), 1.6 (1.0-2.4), 1.6 (1.1-2.4) and 1.7 (1.3-2.3), respectively (P-trend <0.01). Analyses conducted in the diabetic patients and the non-diabetic people, respectively, consistently showed age, nephropathy and end-stage renal disease as significant risk factors of kidney cancer. Additionally, living in metropolitan Taipei region might also be associated with a higher risk of kidney cancer in the non-diabetic people, indicating a potential link between kidney cancer and some factors related to urbanization.Patients with type 2 diabetes mellitus have a significantly higher risk of kidney cancer.http://europepmc.org/articles/PMC4641625?pdf=render |
spellingShingle | Chin-Hsiao Tseng Type 2 Diabetes Mellitus and Kidney Cancer Risk: A Retrospective Cohort Analysis of the National Health Insurance. PLoS ONE |
title | Type 2 Diabetes Mellitus and Kidney Cancer Risk: A Retrospective Cohort Analysis of the National Health Insurance. |
title_full | Type 2 Diabetes Mellitus and Kidney Cancer Risk: A Retrospective Cohort Analysis of the National Health Insurance. |
title_fullStr | Type 2 Diabetes Mellitus and Kidney Cancer Risk: A Retrospective Cohort Analysis of the National Health Insurance. |
title_full_unstemmed | Type 2 Diabetes Mellitus and Kidney Cancer Risk: A Retrospective Cohort Analysis of the National Health Insurance. |
title_short | Type 2 Diabetes Mellitus and Kidney Cancer Risk: A Retrospective Cohort Analysis of the National Health Insurance. |
title_sort | type 2 diabetes mellitus and kidney cancer risk a retrospective cohort analysis of the national health insurance |
url | http://europepmc.org/articles/PMC4641625?pdf=render |
work_keys_str_mv | AT chinhsiaotseng type2diabetesmellitusandkidneycancerriskaretrospectivecohortanalysisofthenationalhealthinsurance |