Incidence and Time Trends of Type 2 Diabetes Mellitus among Adults in Zhejiang Province, China, 2007-2017

Aims. Population-based incidence data are paramount to assess the effects of prevention strategies for diabetes, yet the relevant studies in mainland China are scarce. This study is aimed at estimating the type 2 diabetes mellitus (T2DM) incidence and time trends in Chinese adults. Material and Meth...

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Main Authors: Meng Wang, Wei-Wei Gong, Jin Pan, Fang-Rong Fei, Hao Wang, Min Yu, Xiao-Yan Zhou, Ru-Ying Hu
Format: Article
Language:English
Published: Wiley 2020-01-01
Series:Journal of Diabetes Research
Online Access:http://dx.doi.org/10.1155/2020/2597953
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author Meng Wang
Wei-Wei Gong
Jin Pan
Fang-Rong Fei
Hao Wang
Min Yu
Xiao-Yan Zhou
Ru-Ying Hu
author_facet Meng Wang
Wei-Wei Gong
Jin Pan
Fang-Rong Fei
Hao Wang
Min Yu
Xiao-Yan Zhou
Ru-Ying Hu
author_sort Meng Wang
collection DOAJ
description Aims. Population-based incidence data are paramount to assess the effects of prevention strategies for diabetes, yet the relevant studies in mainland China are scarce. This study is aimed at estimating the type 2 diabetes mellitus (T2DM) incidence and time trends in Chinese adults. Material and Methods. Based on the Diabetes Surveillance System of Zhejiang Province, 879,769 newly diagnosed T2DM cases were identified from January 1, 2007, to December 31, 2017. Annual incidence, incidence rate ratios (IRRs), and average annual percentage change with their 95% confidence intervals (CIs) were reported. Results. The age-standardized overall incidence rate of T2DM was reported to be 281.73 (95% CI: 281.26-282.20) per 100,000 person-years, 293.19 (95% CI: 292.51-293.87) in males and 270.42 (95% CI: 269.76-271.09) in females. Compared with the ≥80 years age group, younger adults were at lower risk for T2DM (IRRs ranged from 0.035 to 0.986 and the 95% CIs did not include the null), except for the 70-79 years age group (IRR: 1.087, 95% CI: 1.077-1.097). Compared with females and rural areas, the risk for T2DM was higher in males (IRR: 1.083, 95% CI: 1.079-1.088) and urban areas (IRR: 1.005, 95% CI: 1.001-1.009), respectively. The standardized annual incidence rate increased from 164.85 in 2007 to 268.65 per 100,000 person-years in 2017, with an average annual increase of 4.01% and grew more rapidly in male, younger, and rural area populations. Conclusions. Our study suggested a significant increase in the incidence rate of T2DM among Chinese over the past decade, especially in adults characterized by male sex, younger age, and rural areas.
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spelling doaj-art-92e84fedd8014a95a3891fd929792eca2025-08-20T03:37:23ZengWileyJournal of Diabetes Research2314-67452314-67532020-01-01202010.1155/2020/25979532597953Incidence and Time Trends of Type 2 Diabetes Mellitus among Adults in Zhejiang Province, China, 2007-2017Meng Wang0Wei-Wei Gong1Jin Pan2Fang-Rong Fei3Hao Wang4Min Yu5Xiao-Yan Zhou6Ru-Ying Hu7Zhejiang Provincial Center for Disease Control and Prevention, 3399 Binsheng Road, Hangzhou 310051, ChinaZhejiang Provincial Center for Disease Control and Prevention, 3399 Binsheng Road, Hangzhou 310051, ChinaZhejiang Provincial Center for Disease Control and Prevention, 3399 Binsheng Road, Hangzhou 310051, ChinaZhejiang Provincial Center for Disease Control and Prevention, 3399 Binsheng Road, Hangzhou 310051, ChinaZhejiang Provincial Center for Disease Control and Prevention, 3399 Binsheng Road, Hangzhou 310051, ChinaZhejiang Provincial Center for Disease Control and Prevention, 3399 Binsheng Road, Hangzhou 310051, ChinaZhejiang Provincial Center for Disease Control and Prevention, 3399 Binsheng Road, Hangzhou 310051, ChinaZhejiang Provincial Center for Disease Control and Prevention, 3399 Binsheng Road, Hangzhou 310051, ChinaAims. Population-based incidence data are paramount to assess the effects of prevention strategies for diabetes, yet the relevant studies in mainland China are scarce. This study is aimed at estimating the type 2 diabetes mellitus (T2DM) incidence and time trends in Chinese adults. Material and Methods. Based on the Diabetes Surveillance System of Zhejiang Province, 879,769 newly diagnosed T2DM cases were identified from January 1, 2007, to December 31, 2017. Annual incidence, incidence rate ratios (IRRs), and average annual percentage change with their 95% confidence intervals (CIs) were reported. Results. The age-standardized overall incidence rate of T2DM was reported to be 281.73 (95% CI: 281.26-282.20) per 100,000 person-years, 293.19 (95% CI: 292.51-293.87) in males and 270.42 (95% CI: 269.76-271.09) in females. Compared with the ≥80 years age group, younger adults were at lower risk for T2DM (IRRs ranged from 0.035 to 0.986 and the 95% CIs did not include the null), except for the 70-79 years age group (IRR: 1.087, 95% CI: 1.077-1.097). Compared with females and rural areas, the risk for T2DM was higher in males (IRR: 1.083, 95% CI: 1.079-1.088) and urban areas (IRR: 1.005, 95% CI: 1.001-1.009), respectively. The standardized annual incidence rate increased from 164.85 in 2007 to 268.65 per 100,000 person-years in 2017, with an average annual increase of 4.01% and grew more rapidly in male, younger, and rural area populations. Conclusions. Our study suggested a significant increase in the incidence rate of T2DM among Chinese over the past decade, especially in adults characterized by male sex, younger age, and rural areas.http://dx.doi.org/10.1155/2020/2597953
spellingShingle Meng Wang
Wei-Wei Gong
Jin Pan
Fang-Rong Fei
Hao Wang
Min Yu
Xiao-Yan Zhou
Ru-Ying Hu
Incidence and Time Trends of Type 2 Diabetes Mellitus among Adults in Zhejiang Province, China, 2007-2017
Journal of Diabetes Research
title Incidence and Time Trends of Type 2 Diabetes Mellitus among Adults in Zhejiang Province, China, 2007-2017
title_full Incidence and Time Trends of Type 2 Diabetes Mellitus among Adults in Zhejiang Province, China, 2007-2017
title_fullStr Incidence and Time Trends of Type 2 Diabetes Mellitus among Adults in Zhejiang Province, China, 2007-2017
title_full_unstemmed Incidence and Time Trends of Type 2 Diabetes Mellitus among Adults in Zhejiang Province, China, 2007-2017
title_short Incidence and Time Trends of Type 2 Diabetes Mellitus among Adults in Zhejiang Province, China, 2007-2017
title_sort incidence and time trends of type 2 diabetes mellitus among adults in zhejiang province china 2007 2017
url http://dx.doi.org/10.1155/2020/2597953
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