Evaluation of heart rate reserve and high-sensitivity C-reactive protein in individuals with and without metabolic syndrome in Isfahan, Iran

<p class="abstract"><strong>&nbsp;&nbsp; </strong><strong>BACKGROUND:</strong> Lack of heart rate increase proportionate to exercise causes poor prognosis. Moreover, inflammatory factors such as C-reactive protein (CRP) are associated with atherosclero...

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Main Authors: Yosef Khaledi, Esmaeil Aghababaei, Masoumeh Sadeghi, Mohammad Hashemi, Hamid Sanei
Format: Article
Language:English
Published: Vesnu Publications 2012-06-01
Series:ARYA Atherosclerosis
Online Access:http://arya.mui.ac.ir/index.php/arya/article/view/426
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author Yosef Khaledi
Esmaeil Aghababaei
Masoumeh Sadeghi
Mohammad Hashemi
Hamid Sanei
author_facet Yosef Khaledi
Esmaeil Aghababaei
Masoumeh Sadeghi
Mohammad Hashemi
Hamid Sanei
author_sort Yosef Khaledi
collection DOAJ
description <p class="abstract"><strong>&nbsp;&nbsp; </strong><strong>BACKGROUND:</strong> Lack of heart rate increase proportionate to exercise causes poor prognosis. Moreover, inflammatory factors such as C-reactive protein (CRP) are associated with atherosclerosis. The current study compared these two indices in individuals with and without metabolic syndrome in Isfahan, Iran.</p> <p class="abstract"><strong>&nbsp;&nbsp; </strong><strong>METHODS:</strong> This study was performed on 203 people without and 123 patients with metabolic syndrome who were randomly selected from the participants of the Isfahan Cohort Study. The demographic data, waist circumference, blood pressure, height, and weight of the participants were recorded. Moreover, serum triglyceride (TG), fasting blood sugar (FBS), total cholesterol, high density lipoprotein (HDL), low density lipoprotein (LDL), and high-sensitivity CRP (hs-CRP) levels were measured. Exercise test was carried out according to the Bruce standard protocol and heart rate reserve (HRR) was determined and recorded. The age-adjusted data was analyzed using generalized linear regression and student's t-test in SPSS<sub>15</sub>.</p> <p class="abstract"><strong>&nbsp;&nbsp; RESULTS: </strong>The mean ages of participants without and with metabolic syndrome were <br /> 54.16 &plusmn; 8.61 and 54.29 &plusmn; 7.6 years, respectively. The corresponding values for mean LDL levels were 116.17 &plusmn; 24.04 and 120.12 &plusmn; 29.55 mg/dl. TG levels were 140.38 &plusmn; 61.65 and 259.99 &plusmn; 184.49 mg/dl for subjects without and with the metabolic syndrome, respectively. The mean FBS levels were 81.81 &plusmn; 9.90 mg/dl in the participants without the syndrome and 107.13 &plusmn; 48.46 mg/dl in those with metabolic syndrome. The mean systolic blood pressure was 116.06 &plusmn; 13.69 mmHg in persons without metabolic syndrome and 130.73 &plusmn; 15.15 mmHg in patients with the syndrome. The values for mean diastolic levels in the two groups were 76.52 &plusmn; 6.69 and <br /> 82.84 &plusmn; 8.7 mmHg, respectively. While the two groups were not significantly different in terms of HRR (P = 0.27), hs-CRP levels in the metabolic syndrome group was significantly higher than the other group (P = 0.02).</p> <p class="abstract"><strong>&nbsp;&nbsp; </strong><strong>CONCLUSION:</strong> We failed to establish a relationship between HRR and the metabolic syndrome. However, the observed relationship between metabolic syndrome and hs-CRP level, which is an inflammatory factor, indicates elevated levels of hs-CRP in patients with metabolic syndrome.</p> <p class="abstract">&nbsp;</p><table cellspacing="0" cellpadding="0" align="left"><tbody><tr><td width="35" height="12">&nbsp;</td></tr> <tr><td>&nbsp;</td> <td>&nbsp;</td></tr></tbody></table><p class="abstract">&nbsp;</p> <br /> <p class="abstract"><strong>Keywords:</strong> Metabolic Syndrome; Exercise Test; Heart Rate Reserve; High-Sensitivity C-Reactive Protein.</p>
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spelling doaj.art-16360f53a77843d2abf951c263bacee32022-12-22T02:15:18ZengVesnu PublicationsARYA Atherosclerosis1735-39552251-66382012-06-01827075317Evaluation of heart rate reserve and high-sensitivity C-reactive protein in individuals with and without metabolic syndrome in Isfahan, IranYosef Khaledi0Esmaeil Aghababaei1Masoumeh Sadeghi2Mohammad Hashemi3Hamid Sanei4Resident, Isfahan Cardiovascular Research Center, Isfahan Cardiovascular Research Institute, Isfahan University of Medical Sciences, Isfahan, Iran.Resident, Isfahan Cardiovascular Research Center, Isfahan Cardiovascular Research Institute, Isfahan University of Medical Sciences, Isfahan, Iran.Associate Professor, Cardiac Rehabilitation Research Center, Isfahan Cardiovascular Research Institute, Isfahan University of Medical Sciences, Isfahan, IranAssociate Professor, Department of Cardiology, School of Medicine, Isfahan University of Medical Sciences, Isfahan, IranAssociate Professor, Department of Cardiology, School of Medicine, Isfahan University of Medical Sciences, Isfahan, Iran<p class="abstract"><strong>&nbsp;&nbsp; </strong><strong>BACKGROUND:</strong> Lack of heart rate increase proportionate to exercise causes poor prognosis. Moreover, inflammatory factors such as C-reactive protein (CRP) are associated with atherosclerosis. The current study compared these two indices in individuals with and without metabolic syndrome in Isfahan, Iran.</p> <p class="abstract"><strong>&nbsp;&nbsp; </strong><strong>METHODS:</strong> This study was performed on 203 people without and 123 patients with metabolic syndrome who were randomly selected from the participants of the Isfahan Cohort Study. The demographic data, waist circumference, blood pressure, height, and weight of the participants were recorded. Moreover, serum triglyceride (TG), fasting blood sugar (FBS), total cholesterol, high density lipoprotein (HDL), low density lipoprotein (LDL), and high-sensitivity CRP (hs-CRP) levels were measured. Exercise test was carried out according to the Bruce standard protocol and heart rate reserve (HRR) was determined and recorded. The age-adjusted data was analyzed using generalized linear regression and student's t-test in SPSS<sub>15</sub>.</p> <p class="abstract"><strong>&nbsp;&nbsp; RESULTS: </strong>The mean ages of participants without and with metabolic syndrome were <br /> 54.16 &plusmn; 8.61 and 54.29 &plusmn; 7.6 years, respectively. The corresponding values for mean LDL levels were 116.17 &plusmn; 24.04 and 120.12 &plusmn; 29.55 mg/dl. TG levels were 140.38 &plusmn; 61.65 and 259.99 &plusmn; 184.49 mg/dl for subjects without and with the metabolic syndrome, respectively. The mean FBS levels were 81.81 &plusmn; 9.90 mg/dl in the participants without the syndrome and 107.13 &plusmn; 48.46 mg/dl in those with metabolic syndrome. The mean systolic blood pressure was 116.06 &plusmn; 13.69 mmHg in persons without metabolic syndrome and 130.73 &plusmn; 15.15 mmHg in patients with the syndrome. The values for mean diastolic levels in the two groups were 76.52 &plusmn; 6.69 and <br /> 82.84 &plusmn; 8.7 mmHg, respectively. While the two groups were not significantly different in terms of HRR (P = 0.27), hs-CRP levels in the metabolic syndrome group was significantly higher than the other group (P = 0.02).</p> <p class="abstract"><strong>&nbsp;&nbsp; </strong><strong>CONCLUSION:</strong> We failed to establish a relationship between HRR and the metabolic syndrome. However, the observed relationship between metabolic syndrome and hs-CRP level, which is an inflammatory factor, indicates elevated levels of hs-CRP in patients with metabolic syndrome.</p> <p class="abstract">&nbsp;</p><table cellspacing="0" cellpadding="0" align="left"><tbody><tr><td width="35" height="12">&nbsp;</td></tr> <tr><td>&nbsp;</td> <td>&nbsp;</td></tr></tbody></table><p class="abstract">&nbsp;</p> <br /> <p class="abstract"><strong>Keywords:</strong> Metabolic Syndrome; Exercise Test; Heart Rate Reserve; High-Sensitivity C-Reactive Protein.</p>http://arya.mui.ac.ir/index.php/arya/article/view/426
spellingShingle Yosef Khaledi
Esmaeil Aghababaei
Masoumeh Sadeghi
Mohammad Hashemi
Hamid Sanei
Evaluation of heart rate reserve and high-sensitivity C-reactive protein in individuals with and without metabolic syndrome in Isfahan, Iran
ARYA Atherosclerosis
title Evaluation of heart rate reserve and high-sensitivity C-reactive protein in individuals with and without metabolic syndrome in Isfahan, Iran
title_full Evaluation of heart rate reserve and high-sensitivity C-reactive protein in individuals with and without metabolic syndrome in Isfahan, Iran
title_fullStr Evaluation of heart rate reserve and high-sensitivity C-reactive protein in individuals with and without metabolic syndrome in Isfahan, Iran
title_full_unstemmed Evaluation of heart rate reserve and high-sensitivity C-reactive protein in individuals with and without metabolic syndrome in Isfahan, Iran
title_short Evaluation of heart rate reserve and high-sensitivity C-reactive protein in individuals with and without metabolic syndrome in Isfahan, Iran
title_sort evaluation of heart rate reserve and high sensitivity c reactive protein in individuals with and without metabolic syndrome in isfahan iran
url http://arya.mui.ac.ir/index.php/arya/article/view/426
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AT masoumehsadeghi evaluationofheartratereserveandhighsensitivitycreactiveproteininindividualswithandwithoutmetabolicsyndromeinisfahaniran
AT mohammadhashemi evaluationofheartratereserveandhighsensitivitycreactiveproteininindividualswithandwithoutmetabolicsyndromeinisfahaniran
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