Post-infectious cough in patients with obesity: an observational study

BackgroundUpper respiratory tract infection (URTI) can lead to post-infectious cough (PIC). It is currently unclear the current status and influencing factors of PIC in patients with obesity.MethodsData were collected from patients who visited the institution’s bariatric surgery clinic, between June...

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Main Authors: Yin Xian, Yuan Zhang, Xiangxin Kong, Ke Song
Format: Article
Language:English
Published: Frontiers Media S.A. 2025-07-01
Series:Frontiers in Medicine
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Online Access:https://www.frontiersin.org/articles/10.3389/fmed.2025.1460929/full
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author Yin Xian
Yuan Zhang
Xiangxin Kong
Ke Song
author_facet Yin Xian
Yuan Zhang
Xiangxin Kong
Ke Song
author_sort Yin Xian
collection DOAJ
description BackgroundUpper respiratory tract infection (URTI) can lead to post-infectious cough (PIC). It is currently unclear the current status and influencing factors of PIC in patients with obesity.MethodsData were collected from patients who visited the institution’s bariatric surgery clinic, between June and November 2022, but did not undergo surgery. Follow-up calls will be conducted in early January 2023, and whether these patients develop URTI and cough in December 2022 will be recorded. For patients with URTI and cough, the occurrence of accompanying symptoms during the course of the disease will be recorded. Then, in late February 2023, we will assess whether the cough or other accompanying symptoms have completely resolved within 8 weeks. Logistic regression analyzed the influencing factors of URTI developing into PIC in obese patients. Subgroup analyzes were used to assess interaction effects.ResultsOut of 286 study participants, 54 (18.9%) had a PIC. Waist circumference (WC) [odds ratio (OR) 1.07, 95% confidence interval (CI): 1.03–1.12], homeostasis model assessment for insulin resistance (OR 1.51, 95% CI: 1.15–1.98), and vomiting during the acute phase (OR 3.42, 95% CI: 1.39–8.4) were associated with PIC in patients with obesity. Vomiting during the acute phase (p for interaction = 0.033) can affect the risk of WC to PIC.ConclusionWC, insulin resistance, and vomiting during the acute phase are risk factors for PIC in patients with obesity. Reducing visceral fat and increasing insulin sensitivity in obese patients may help alleviate the burden of PIC.
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spelling doaj-art-efee3d2e9d3f4ef1b31dac0bda455d372025-08-20T03:28:47ZengFrontiers Media S.A.Frontiers in Medicine2296-858X2025-07-011210.3389/fmed.2025.14609291460929Post-infectious cough in patients with obesity: an observational studyYin Xian0Yuan Zhang1Xiangxin Kong2Ke Song3Department of Otorhinolaryngology, Nanchong Psychosomatic Hospital, Nanchong, ChinaDepartment of Gastroenterology, Affiliated Hospital of North Sichuan Medical College, Nanchong, ChinaDepartment of Gastroenterology, Affiliated Hospital of North Sichuan Medical College, Nanchong, ChinaDepartment of Gastroenterology, Affiliated Hospital of North Sichuan Medical College, Nanchong, ChinaBackgroundUpper respiratory tract infection (URTI) can lead to post-infectious cough (PIC). It is currently unclear the current status and influencing factors of PIC in patients with obesity.MethodsData were collected from patients who visited the institution’s bariatric surgery clinic, between June and November 2022, but did not undergo surgery. Follow-up calls will be conducted in early January 2023, and whether these patients develop URTI and cough in December 2022 will be recorded. For patients with URTI and cough, the occurrence of accompanying symptoms during the course of the disease will be recorded. Then, in late February 2023, we will assess whether the cough or other accompanying symptoms have completely resolved within 8 weeks. Logistic regression analyzed the influencing factors of URTI developing into PIC in obese patients. Subgroup analyzes were used to assess interaction effects.ResultsOut of 286 study participants, 54 (18.9%) had a PIC. Waist circumference (WC) [odds ratio (OR) 1.07, 95% confidence interval (CI): 1.03–1.12], homeostasis model assessment for insulin resistance (OR 1.51, 95% CI: 1.15–1.98), and vomiting during the acute phase (OR 3.42, 95% CI: 1.39–8.4) were associated with PIC in patients with obesity. Vomiting during the acute phase (p for interaction = 0.033) can affect the risk of WC to PIC.ConclusionWC, insulin resistance, and vomiting during the acute phase are risk factors for PIC in patients with obesity. Reducing visceral fat and increasing insulin sensitivity in obese patients may help alleviate the burden of PIC.https://www.frontiersin.org/articles/10.3389/fmed.2025.1460929/fullpost-infectious coughupper respiratory tract infectioninsulin resistanceobesityinteraction
spellingShingle Yin Xian
Yuan Zhang
Xiangxin Kong
Ke Song
Post-infectious cough in patients with obesity: an observational study
Frontiers in Medicine
post-infectious cough
upper respiratory tract infection
insulin resistance
obesity
interaction
title Post-infectious cough in patients with obesity: an observational study
title_full Post-infectious cough in patients with obesity: an observational study
title_fullStr Post-infectious cough in patients with obesity: an observational study
title_full_unstemmed Post-infectious cough in patients with obesity: an observational study
title_short Post-infectious cough in patients with obesity: an observational study
title_sort post infectious cough in patients with obesity an observational study
topic post-infectious cough
upper respiratory tract infection
insulin resistance
obesity
interaction
url https://www.frontiersin.org/articles/10.3389/fmed.2025.1460929/full
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