Obesity as a risk factor for COVID-19 breakthrough infection among the fully vaccinated urban population of South Gujarat – A retrospective cohort study

Background and Objectives: There is more possibility of COVID-19 among obese people; hence, research into how well vaccinations work in this population should be focused. More scientific studies are required to document the effect of body mass index (BMI) on the usefulness of the adenovirus vector v...

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Main Authors: Mayank Jha, Pratham Kholwadwala, Vatsal Kalariya, Mamta Rani, Jayant Patel, Hitesh Shah, Rushikesh Shukla
Format: Article
Language:English
Published: Wolters Kluwer Medknow Publications 2025-01-01
Series:Journal of Family Medicine and Primary Care
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Online Access:https://journals.lww.com/10.4103/jfmpc.jfmpc_1127_24
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author Mayank Jha
Pratham Kholwadwala
Vatsal Kalariya
Mamta Rani
Jayant Patel
Hitesh Shah
Rushikesh Shukla
author_facet Mayank Jha
Pratham Kholwadwala
Vatsal Kalariya
Mamta Rani
Jayant Patel
Hitesh Shah
Rushikesh Shukla
author_sort Mayank Jha
collection DOAJ
description Background and Objectives: There is more possibility of COVID-19 among obese people; hence, research into how well vaccinations work in this population should be focused. More scientific studies are required to document the effect of body mass index (BMI) on the usefulness of the adenovirus vector vaccine as reviews are lacking. This study was done to see the association between obesity with COVID-19 infections due to poor vaccine response among them. Methods: A cohort of fully vaccinated individuals of a city in western India were contacted, and a retrospective cohort study was conducted. An average of 400–425 participants among the obese group (exposed) and an average of 400–425 participants among the nonobese group were taken. Data on sociodemographic details, vaccination status, height and weight for BMI calculation, COVID-19 infection status, and its clinical features were collected using predesign, pretested, semistructured questionnaires. Societies were randomly selected from eight different zones of the city, and all the eligible individuals of the society available at the time of survey were interviewed. Data entry and analysis were done using Microsoft excel, Open Epi, Quantpsy, and SPSS-16 software. Relative risk and odds ratios were calculated in open epi software. Results: The ratio of obese to nonobese individuals was 1:1. Accordingly, 409 obese and 409 nonobese participants were recruited. The mean age of participants was 41.3 ± 14.9 years. As high as 144 (17.6%) of respondents were having history of previous infection before vaccination, and around 42 (5.1%) respondents of the overall study population were infected after the first dose of vaccination. The total count of people for infections before receiving a single dose of vaccination irrespective of body status was reported to be 144 (17.6%) out of a total of 818 candidates. Interpretation and Conclusions: We can conclude that not only obesity is a risk factor but also it increases the severity of COVID-19 infection.
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spelling doaj-art-b7aca177786c4116a50671bd43b477502025-02-11T13:56:42ZengWolters Kluwer Medknow PublicationsJournal of Family Medicine and Primary Care2249-48632278-71352025-01-0114138238910.4103/jfmpc.jfmpc_1127_24Obesity as a risk factor for COVID-19 breakthrough infection among the fully vaccinated urban population of South Gujarat – A retrospective cohort studyMayank JhaPratham KholwadwalaVatsal KalariyaMamta RaniJayant PatelHitesh ShahRushikesh ShuklaBackground and Objectives: There is more possibility of COVID-19 among obese people; hence, research into how well vaccinations work in this population should be focused. More scientific studies are required to document the effect of body mass index (BMI) on the usefulness of the adenovirus vector vaccine as reviews are lacking. This study was done to see the association between obesity with COVID-19 infections due to poor vaccine response among them. Methods: A cohort of fully vaccinated individuals of a city in western India were contacted, and a retrospective cohort study was conducted. An average of 400–425 participants among the obese group (exposed) and an average of 400–425 participants among the nonobese group were taken. Data on sociodemographic details, vaccination status, height and weight for BMI calculation, COVID-19 infection status, and its clinical features were collected using predesign, pretested, semistructured questionnaires. Societies were randomly selected from eight different zones of the city, and all the eligible individuals of the society available at the time of survey were interviewed. Data entry and analysis were done using Microsoft excel, Open Epi, Quantpsy, and SPSS-16 software. Relative risk and odds ratios were calculated in open epi software. Results: The ratio of obese to nonobese individuals was 1:1. Accordingly, 409 obese and 409 nonobese participants were recruited. The mean age of participants was 41.3 ± 14.9 years. As high as 144 (17.6%) of respondents were having history of previous infection before vaccination, and around 42 (5.1%) respondents of the overall study population were infected after the first dose of vaccination. The total count of people for infections before receiving a single dose of vaccination irrespective of body status was reported to be 144 (17.6%) out of a total of 818 candidates. Interpretation and Conclusions: We can conclude that not only obesity is a risk factor but also it increases the severity of COVID-19 infection.https://journals.lww.com/10.4103/jfmpc.jfmpc_1127_24covid-19infectionsobesityrisk factorvaccination
spellingShingle Mayank Jha
Pratham Kholwadwala
Vatsal Kalariya
Mamta Rani
Jayant Patel
Hitesh Shah
Rushikesh Shukla
Obesity as a risk factor for COVID-19 breakthrough infection among the fully vaccinated urban population of South Gujarat – A retrospective cohort study
Journal of Family Medicine and Primary Care
covid-19
infections
obesity
risk factor
vaccination
title Obesity as a risk factor for COVID-19 breakthrough infection among the fully vaccinated urban population of South Gujarat – A retrospective cohort study
title_full Obesity as a risk factor for COVID-19 breakthrough infection among the fully vaccinated urban population of South Gujarat – A retrospective cohort study
title_fullStr Obesity as a risk factor for COVID-19 breakthrough infection among the fully vaccinated urban population of South Gujarat – A retrospective cohort study
title_full_unstemmed Obesity as a risk factor for COVID-19 breakthrough infection among the fully vaccinated urban population of South Gujarat – A retrospective cohort study
title_short Obesity as a risk factor for COVID-19 breakthrough infection among the fully vaccinated urban population of South Gujarat – A retrospective cohort study
title_sort obesity as a risk factor for covid 19 breakthrough infection among the fully vaccinated urban population of south gujarat a retrospective cohort study
topic covid-19
infections
obesity
risk factor
vaccination
url https://journals.lww.com/10.4103/jfmpc.jfmpc_1127_24
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