Incidence and risk factors of cardiovascular disease among population aged 40–70 years: a population-based cohort study in the South of Iran

Abstract Background Cardiovascular diseases are the main cause of mortality in the world. This study aimed to estimate the incidence and identify the risk factors of these diseases. Methods This prospective cohort study was performed on 9442 individuals aged 40–70 years in Kharameh, a city in the So...

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Main Authors: Abbas Rezaianzadeh, Leila Moftakhar, Mozhgan Seif, Masoumeh Ghoddusi Johari, Seyed Vahid Hosseini, Seyed Sina Dehghani
Format: Article
Language:English
Published: BMC 2023-06-01
Series:Tropical Medicine and Health
Subjects:
Online Access:https://doi.org/10.1186/s41182-023-00527-7
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author Abbas Rezaianzadeh
Leila Moftakhar
Mozhgan Seif
Masoumeh Ghoddusi Johari
Seyed Vahid Hosseini
Seyed Sina Dehghani
author_facet Abbas Rezaianzadeh
Leila Moftakhar
Mozhgan Seif
Masoumeh Ghoddusi Johari
Seyed Vahid Hosseini
Seyed Sina Dehghani
author_sort Abbas Rezaianzadeh
collection DOAJ
description Abstract Background Cardiovascular diseases are the main cause of mortality in the world. This study aimed to estimate the incidence and identify the risk factors of these diseases. Methods This prospective cohort study was performed on 9442 individuals aged 40–70 years in Kharameh, a city in the South of Iran, in 2015–2022. The subjects were followed up for 4 years. The demographic information, behavioral habits, biological parameters, and history of some diseases were examined. The density incidence of cardiovascular disease was calculated. The log-rank test was calculated to assess the cardiovascular incidence difference between men and women. Simple and multiple Cox regression with Firth's bias reduction method were used to identify the predictors of cardiovascular disease. Results The mean ± SD age of the participants was 51.4 ± 8.04 years, and the density incidence was estimated at 1.9 cases per 100,000 person-day. The log-rank test showed that men had a higher risk of cardiovascular disease than women. The Fisher's exact test showed a statistically significant difference between the incidence of cardiovascular diseases in different age groups, education levels, diabetes, and hypertension in men and women. The results of multiple Cox regression revealed that with increasing age, the risk of developing CVDs increased. In addition, the risk of cardiovascular disease is higher in people with kidney disease (HRadj = 3.4, 95% CI 1.3 to 8.7), men (HRadj = 2.3, 95% CI 1.7 to 3.2), individuals with hypertension (HRadj = 1.6, 95% CI 1.3 to 2.1), diabetics (HRadj = 2.3, 95%c CI 1.8 to 2.9), and alcohol consumption (HRadj = 1.5, 95% CI 1.09 to 2.2). Conclusions In the present study, diabetes, hypertension, age, male gender, and alcohol consumption were identified as the risk factors for cardiovascular diseases; three variables of diabetes, hypertension and alcohol consumption were among the modifiable risk factors, so if they were removed, the incidence of cardiovascular disease could greatly reduce. Therefore, it is necessary to develop strategies for appropriate interventions to remove these risk factors.
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spelling doaj.art-046a2179b7da410c9543476d246d976f2023-06-18T11:25:16ZengBMCTropical Medicine and Health1349-41472023-06-0151111110.1186/s41182-023-00527-7Incidence and risk factors of cardiovascular disease among population aged 40–70 years: a population-based cohort study in the South of IranAbbas Rezaianzadeh0Leila Moftakhar1Mozhgan Seif2Masoumeh Ghoddusi Johari3Seyed Vahid Hosseini4Seyed Sina Dehghani5Colorectal Research Center, Shiraz University of Medical ScienceStudent Research Committee, Shiraz University of Medical SciencesDepartment of Epidemiology, Faculty of Biostatistics, School of Health, Shiraz University of Medical SciencesBreast Diseases Research Center, Shiraz University of Medical SciencesColorectal Research Center, Shiraz University of Medical ScienceSchool of Medicine, Shiraz University of Medical SciencesAbstract Background Cardiovascular diseases are the main cause of mortality in the world. This study aimed to estimate the incidence and identify the risk factors of these diseases. Methods This prospective cohort study was performed on 9442 individuals aged 40–70 years in Kharameh, a city in the South of Iran, in 2015–2022. The subjects were followed up for 4 years. The demographic information, behavioral habits, biological parameters, and history of some diseases were examined. The density incidence of cardiovascular disease was calculated. The log-rank test was calculated to assess the cardiovascular incidence difference between men and women. Simple and multiple Cox regression with Firth's bias reduction method were used to identify the predictors of cardiovascular disease. Results The mean ± SD age of the participants was 51.4 ± 8.04 years, and the density incidence was estimated at 1.9 cases per 100,000 person-day. The log-rank test showed that men had a higher risk of cardiovascular disease than women. The Fisher's exact test showed a statistically significant difference between the incidence of cardiovascular diseases in different age groups, education levels, diabetes, and hypertension in men and women. The results of multiple Cox regression revealed that with increasing age, the risk of developing CVDs increased. In addition, the risk of cardiovascular disease is higher in people with kidney disease (HRadj = 3.4, 95% CI 1.3 to 8.7), men (HRadj = 2.3, 95% CI 1.7 to 3.2), individuals with hypertension (HRadj = 1.6, 95% CI 1.3 to 2.1), diabetics (HRadj = 2.3, 95%c CI 1.8 to 2.9), and alcohol consumption (HRadj = 1.5, 95% CI 1.09 to 2.2). Conclusions In the present study, diabetes, hypertension, age, male gender, and alcohol consumption were identified as the risk factors for cardiovascular diseases; three variables of diabetes, hypertension and alcohol consumption were among the modifiable risk factors, so if they were removed, the incidence of cardiovascular disease could greatly reduce. Therefore, it is necessary to develop strategies for appropriate interventions to remove these risk factors.https://doi.org/10.1186/s41182-023-00527-7Cardiovascular diseasesIncidenceRisk factorsPERSIAN cohort–Cox regression
spellingShingle Abbas Rezaianzadeh
Leila Moftakhar
Mozhgan Seif
Masoumeh Ghoddusi Johari
Seyed Vahid Hosseini
Seyed Sina Dehghani
Incidence and risk factors of cardiovascular disease among population aged 40–70 years: a population-based cohort study in the South of Iran
Tropical Medicine and Health
Cardiovascular diseases
Incidence
Risk factors
PERSIAN cohort–Cox regression
title Incidence and risk factors of cardiovascular disease among population aged 40–70 years: a population-based cohort study in the South of Iran
title_full Incidence and risk factors of cardiovascular disease among population aged 40–70 years: a population-based cohort study in the South of Iran
title_fullStr Incidence and risk factors of cardiovascular disease among population aged 40–70 years: a population-based cohort study in the South of Iran
title_full_unstemmed Incidence and risk factors of cardiovascular disease among population aged 40–70 years: a population-based cohort study in the South of Iran
title_short Incidence and risk factors of cardiovascular disease among population aged 40–70 years: a population-based cohort study in the South of Iran
title_sort incidence and risk factors of cardiovascular disease among population aged 40 70 years a population based cohort study in the south of iran
topic Cardiovascular diseases
Incidence
Risk factors
PERSIAN cohort–Cox regression
url https://doi.org/10.1186/s41182-023-00527-7
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