Body Mass Index is Associated with blood pressure and vital capacity in medical students

Abstract Background The widely reported associations between body mass index (BMI) and various chronic diseases, such as hypertension and asthma, have garnered significant attention. Nonetheless, there remains a dearth of research dedicated to understanding the health impacts of medical school on th...

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Main Authors: Lingxia Song, Jiajin Li, Sen Yu, Yunjia Cai, Huan He, Jiayi Lun, Li Zheng, Jufeng Ye
Format: Article
Language:English
Published: BMC 2023-10-01
Series:Lipids in Health and Disease
Subjects:
Online Access:https://doi.org/10.1186/s12944-023-01920-1
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author Lingxia Song
Jiajin Li
Sen Yu
Yunjia Cai
Huan He
Jiayi Lun
Li Zheng
Jufeng Ye
author_facet Lingxia Song
Jiajin Li
Sen Yu
Yunjia Cai
Huan He
Jiayi Lun
Li Zheng
Jufeng Ye
author_sort Lingxia Song
collection DOAJ
description Abstract Background The widely reported associations between body mass index (BMI) and various chronic diseases, such as hypertension and asthma, have garnered significant attention. Nonetheless, there remains a dearth of research dedicated to understanding the health impacts of medical school on the students, who experience considerable academic pressure. In that context, this study was driven by the goal of investigating the intricate interplay between BMI, blood pressure (BP), and vital capacity among medical students. Methods This study included a cohort of 843 medical students enrolled at Southern Medical University who were selected through random cluster sampling. Within this cohort, measurements of height, weight, BP, and vital capacity were taken. Subsequently, both BMI and vital capacity index (VCI) were calculated for each participant. By categorizing the subjects into four groups according to BMI classifications, a comprehensive analysis that included correlation assessments and binomial logistic regression was conducted. Results Within the participant pool, 9.4% and 3.8% of participants were classified as overweight and obese, respectively. Additionally, the prevalence of prehypertension, hypertension, and poor VCI was 18.1%, 2.7%, and 13.5%, respectively. Notably, male students exhibited a higher prevalence of the aforementioned health issues than their female counterparts. Correlation analysis revealed that BMI displayed positive associations with systolic blood pressure (SBP), diastolic blood pressure (DBP), and vital capacity (r = 0.372, 0.257, 0.428; P < 0.001). However, an inverse correlation emerged between BMI and VCI (r = -0.284, P < 0.001). Further analysis revealed that overweight and obese individuals faced an elevated risk of high blood pressure ([OR 2.05, 95% CI 1.15–3.67] and [OR 5.44, 95% CI 2.28–13.02], respectively) compared to their normal-weight counterparts. Moreover, these groups also exhibited a higher risk of poor VCI ([OR 5.25, 95% CI 3.04–9.06] and [OR 15.61, 95% CI 6.81–35.81], respectively), while underweight subjects experienced a reduced risk ([OR 0.19, 95% CI 0.07–0.52]). Conclusions BMI demonstrated a notably strong positive correlation with both BP and vital capacity and a negative correlation with VCI. Therefore, for medical students as well as the daily health care of patients, weight control is recommended to better combat obesity-related diseases, for example, cardiopulmonary diseases, gout and diabetes.
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spelling doaj.art-fe5bd0b3ce8f4b9aab5452198c33fc0a2023-11-26T14:05:48ZengBMCLipids in Health and Disease1476-511X2023-10-012211910.1186/s12944-023-01920-1Body Mass Index is Associated with blood pressure and vital capacity in medical studentsLingxia Song0Jiajin Li1Sen Yu2Yunjia Cai3Huan He4Jiayi Lun5Li Zheng6Jufeng Ye7School of Public Health, Southern Medical UniversitySchool of Public Health, Southern Medical UniversitySchool of Public Health, Southern Medical UniversitySchool of Public Health, Southern Medical UniversityDepartment of Epidemiology, School of Public Health, Southern Medical UniversitySchool of Public Health, Southern Medical UniversitySchool of Public Health, Southern Medical UniversityExperimental Teaching Center of Preventive Medicine, School of Public Health, Southern Medical UniversityAbstract Background The widely reported associations between body mass index (BMI) and various chronic diseases, such as hypertension and asthma, have garnered significant attention. Nonetheless, there remains a dearth of research dedicated to understanding the health impacts of medical school on the students, who experience considerable academic pressure. In that context, this study was driven by the goal of investigating the intricate interplay between BMI, blood pressure (BP), and vital capacity among medical students. Methods This study included a cohort of 843 medical students enrolled at Southern Medical University who were selected through random cluster sampling. Within this cohort, measurements of height, weight, BP, and vital capacity were taken. Subsequently, both BMI and vital capacity index (VCI) were calculated for each participant. By categorizing the subjects into four groups according to BMI classifications, a comprehensive analysis that included correlation assessments and binomial logistic regression was conducted. Results Within the participant pool, 9.4% and 3.8% of participants were classified as overweight and obese, respectively. Additionally, the prevalence of prehypertension, hypertension, and poor VCI was 18.1%, 2.7%, and 13.5%, respectively. Notably, male students exhibited a higher prevalence of the aforementioned health issues than their female counterparts. Correlation analysis revealed that BMI displayed positive associations with systolic blood pressure (SBP), diastolic blood pressure (DBP), and vital capacity (r = 0.372, 0.257, 0.428; P < 0.001). However, an inverse correlation emerged between BMI and VCI (r = -0.284, P < 0.001). Further analysis revealed that overweight and obese individuals faced an elevated risk of high blood pressure ([OR 2.05, 95% CI 1.15–3.67] and [OR 5.44, 95% CI 2.28–13.02], respectively) compared to their normal-weight counterparts. Moreover, these groups also exhibited a higher risk of poor VCI ([OR 5.25, 95% CI 3.04–9.06] and [OR 15.61, 95% CI 6.81–35.81], respectively), while underweight subjects experienced a reduced risk ([OR 0.19, 95% CI 0.07–0.52]). Conclusions BMI demonstrated a notably strong positive correlation with both BP and vital capacity and a negative correlation with VCI. Therefore, for medical students as well as the daily health care of patients, weight control is recommended to better combat obesity-related diseases, for example, cardiopulmonary diseases, gout and diabetes.https://doi.org/10.1186/s12944-023-01920-1Body mass indexBlood pressureVital capacityMedical students
spellingShingle Lingxia Song
Jiajin Li
Sen Yu
Yunjia Cai
Huan He
Jiayi Lun
Li Zheng
Jufeng Ye
Body Mass Index is Associated with blood pressure and vital capacity in medical students
Lipids in Health and Disease
Body mass index
Blood pressure
Vital capacity
Medical students
title Body Mass Index is Associated with blood pressure and vital capacity in medical students
title_full Body Mass Index is Associated with blood pressure and vital capacity in medical students
title_fullStr Body Mass Index is Associated with blood pressure and vital capacity in medical students
title_full_unstemmed Body Mass Index is Associated with blood pressure and vital capacity in medical students
title_short Body Mass Index is Associated with blood pressure and vital capacity in medical students
title_sort body mass index is associated with blood pressure and vital capacity in medical students
topic Body mass index
Blood pressure
Vital capacity
Medical students
url https://doi.org/10.1186/s12944-023-01920-1
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