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Atrial fibrillation and its association with type 2 diabetes and hypertension in a Swedish community.

Östgren, Carl Johan LU ; Merlo, Juan LU orcid ; Råstam, Lennart LU and Lindblad, Ulf LU (2004) In Diabetes, Obesity and Metabolism 6(5). p.367-374
Abstract
Aim: To explore the prevalence of atrial fibrillation in patients with hypertension and type 2 diabetes and to identify possible mechanisms for the development of atrial fibrillation.



Methods: A community-based, cross-sectional observational study was conducted in the primary health care in Skara, Sweden, and 1739 subjects (798 men, 941 women) were surveyed. Patients were categorized as those with hypertension only (n = 597); those with both hypertension and type 2 diabetes (n = 171), and those with type 2 diabetes only (n = 147). In the reference population, 824 normotensive subjects without diabetes were identified and used as controls. Participants were examined for cardiovascular risk factors including fasting blood... (More)
Aim: To explore the prevalence of atrial fibrillation in patients with hypertension and type 2 diabetes and to identify possible mechanisms for the development of atrial fibrillation.



Methods: A community-based, cross-sectional observational study was conducted in the primary health care in Skara, Sweden, and 1739 subjects (798 men, 941 women) were surveyed. Patients were categorized as those with hypertension only (n = 597); those with both hypertension and type 2 diabetes (n = 171), and those with type 2 diabetes only (n = 147). In the reference population, 824 normotensive subjects without diabetes were identified and used as controls. Participants were examined for cardiovascular risk factors including fasting blood glucose, serum insulin, blood pressure, lipids and anthropometric measures. Resting electrocardiogram (ECG) was recorded and Minnesota-coded. Insulin resistance was measured by the homeostasis model assessment (HOMA).



Results: Age-adjusted prevalence of atrial fibrillation was 2% in patients with hypertension only, 6% in patients with both hypertension and type 2 diabetes, 4% in patients with type 2 diabetes only and 2% in controls, respectively. Age and sex adjusted odds ratios (OR) (95% CI) were; hypertension 0.7 (0.30-1.5), combined hypertension and type 2 diabetes 3.3 (1.6-6.7), and type 2 diabetes 2.0 (0.9-4.7). The association with combined hypertension and type 2 diabetes remained significant when adjusted for cardiovascular disease (CVD) risk factors and body mass index (BMI), was attenuated with adjustment for ischemic ECG; 2.4 (1.1-5.0) and lost significance with adjustment for insulin resistance; 1.3 (0.5-3.1).



Conclusions: Atrial fibrillation is associated with the combined occurrence of type 2 diabetes and hypertension. Insulin resistance may be a common underlying mechanism. (Less)
Please use this url to cite or link to this publication:
author
; ; and
organization
publishing date
type
Contribution to journal
publication status
published
subject
in
Diabetes, Obesity and Metabolism
volume
6
issue
5
pages
367 - 374
publisher
Wiley-Blackwell
external identifiers
  • wos:000223418500007
  • pmid:15287930
  • scopus:4444364450
ISSN
1462-8902
DOI
10.1111/j.1462-8902.2004.00358.x
language
English
LU publication?
yes
additional info
The information about affiliations in this record was updated in December 2015. The record was previously connected to the following departments: Social Epidemiology (013241850), Community Medicine (013241810), Psychiatry/Primary Care/Public Health (013240500)
id
f0593f73-4d92-468b-b4fb-af99f81e4575 (old id 126964)
date added to LUP
2016-04-01 12:00:17
date last changed
2022-01-26 21:22:56
@article{f0593f73-4d92-468b-b4fb-af99f81e4575,
  abstract     = {{Aim: To explore the prevalence of atrial fibrillation in patients with hypertension and type 2 diabetes and to identify possible mechanisms for the development of atrial fibrillation.<br/><br>
<br/><br>
Methods: A community-based, cross-sectional observational study was conducted in the primary health care in Skara, Sweden, and 1739 subjects (798 men, 941 women) were surveyed. Patients were categorized as those with hypertension only (n = 597); those with both hypertension and type 2 diabetes (n = 171), and those with type 2 diabetes only (n = 147). In the reference population, 824 normotensive subjects without diabetes were identified and used as controls. Participants were examined for cardiovascular risk factors including fasting blood glucose, serum insulin, blood pressure, lipids and anthropometric measures. Resting electrocardiogram (ECG) was recorded and Minnesota-coded. Insulin resistance was measured by the homeostasis model assessment (HOMA).<br/><br>
<br/><br>
Results: Age-adjusted prevalence of atrial fibrillation was 2% in patients with hypertension only, 6% in patients with both hypertension and type 2 diabetes, 4% in patients with type 2 diabetes only and 2% in controls, respectively. Age and sex adjusted odds ratios (OR) (95% CI) were; hypertension 0.7 (0.30-1.5), combined hypertension and type 2 diabetes 3.3 (1.6-6.7), and type 2 diabetes 2.0 (0.9-4.7). The association with combined hypertension and type 2 diabetes remained significant when adjusted for cardiovascular disease (CVD) risk factors and body mass index (BMI), was attenuated with adjustment for ischemic ECG; 2.4 (1.1-5.0) and lost significance with adjustment for insulin resistance; 1.3 (0.5-3.1).<br/><br>
<br/><br>
Conclusions: Atrial fibrillation is associated with the combined occurrence of type 2 diabetes and hypertension. Insulin resistance may be a common underlying mechanism.}},
  author       = {{Östgren, Carl Johan and Merlo, Juan and Råstam, Lennart and Lindblad, Ulf}},
  issn         = {{1462-8902}},
  language     = {{eng}},
  number       = {{5}},
  pages        = {{367--374}},
  publisher    = {{Wiley-Blackwell}},
  series       = {{Diabetes, Obesity and Metabolism}},
  title        = {{Atrial fibrillation and its association with type 2 diabetes and hypertension in a Swedish community.}},
  url          = {{https://lup.lub.lu.se/search/files/2739548/624072.pdf}},
  doi          = {{10.1111/j.1462-8902.2004.00358.x}},
  volume       = {{6}},
  year         = {{2004}},
}