52-year follow-up of a birth cohort reveals a high pneumonia incidence among young men

Background Knowledge of pneumonia incidence and risk factors in adults is mainly based on clinical studies of selected patient data and registers with ageing populations. Prospective population-based investigations, such as birth cohort studies, are needed to understand pneumonia incidence and risk...

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Main Authors: Pia Holma, Paula Pesonen, Olli Mustonen, Marjo-Riitta Järvelin, Heikki Kauma, Juha Auvinen, Timo Hautala
Format: Article
Language:English
Published: European Respiratory Society 2022-06-01
Series:ERJ Open Research
Online Access:http://openres.ersjournals.com/content/8/2/00707-2021.full
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author Pia Holma
Paula Pesonen
Olli Mustonen
Marjo-Riitta Järvelin
Heikki Kauma
Juha Auvinen
Timo Hautala
author_facet Pia Holma
Paula Pesonen
Olli Mustonen
Marjo-Riitta Järvelin
Heikki Kauma
Juha Auvinen
Timo Hautala
author_sort Pia Holma
collection DOAJ
description Background Knowledge of pneumonia incidence and risk factors in adults is mainly based on clinical studies of selected patient data and registers with ageing populations. Prospective population-based investigations, such as birth cohort studies, are needed to understand pneumonia incidence and risk factors among young and working-age populations. Methods Northern Finland Birth Cohort (NFBC) 1966 data (n=6750) were analysed for pneumonia incidence and risk factors. Incidence analysis was replicated using data from an independent NFBC 1986 cohort (n=9207). Pneumonia in relation to chronic conditions and lifestyle factors was analysed. Results A peak with a maximum of 227 pneumonia episodes per 10 000 among men between the ages of 19 and 21 years was found in two independent cohorts. Pneumonia was associated with male sex (relative risk 1.72, 95% CI 1.45–2.04; p<0.001), low educational level (relative risk 2.30, 95% CI 1.72–3.09; p<0.001), smoking (relative risk 1.55, 95% CI 1.31–1.84; p<0.001), asthma (relative risk 2.19, 95% CI 1.73–2.75; p<0.001), cardiovascular diseases (relative risk 2.50, 95% CI 2.04–3.07; p=0.001), kidney diseases (relative risk 4.14, 95% CI 2.81–6.10; p<0.001), rheumatoid arthritis (relative risk 2.69, 95% CI 1.80–4.01; p<0.001), psoriasis (relative risk 2.91, 95% CI 1.92–4.41; p<0.001) and type II diabetes (relative risk 1.80, 95% CI 1.34–2.42; p<0.001). Men with excessive alcohol consumption at age 31 years were at risk of future pneumonia (relative risk 2.40, 95% CI 1.58–3.64; p<0.001). Conclusions Birth cohort data can reveal novel high-risk subpopulations, such as young males. Our study provides understanding of pneumonia incidence and risk factors among young and working age populations.
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spelling doaj.art-aa3feda70b5148e9966963ebf15e513e2023-06-07T13:30:09ZengEuropean Respiratory SocietyERJ Open Research2312-05412022-06-018210.1183/23120541.00707-202100707-202152-year follow-up of a birth cohort reveals a high pneumonia incidence among young menPia Holma0Paula Pesonen1Olli Mustonen2Marjo-Riitta Järvelin3Heikki Kauma4Juha Auvinen5Timo Hautala6 Research Unit of Internal Medicine, Dept of Internal Medicine, Division of Infectious Diseases, University of Oulu and Oulu University Hospital, Oulu, Finland Northern Finland Birth Cohorts, Arctic Biobank, Infrastructure for Population Studies, Faculty of Medicine, University of Oulu, Oulu, Finland Research Unit of Internal Medicine, Dept of Internal Medicine, Division of Infectious Diseases, University of Oulu and Oulu University Hospital, Oulu, Finland Dept of Epidemiology and Biostatistics, MRC-PHE Centre for Environment & Health, School of Public Health, Imperial College London, London, UK Research Unit of Internal Medicine, Dept of Internal Medicine, Division of Infectious Diseases, University of Oulu and Oulu University Hospital, Oulu, Finland Center for Life Course Health Research, University of Oulu, Unit of Primary Care, Oulu University Hospital, Oulu, Finland Research Unit of Internal Medicine, Dept of Internal Medicine, Division of Infectious Diseases, University of Oulu and Oulu University Hospital, Oulu, Finland Background Knowledge of pneumonia incidence and risk factors in adults is mainly based on clinical studies of selected patient data and registers with ageing populations. Prospective population-based investigations, such as birth cohort studies, are needed to understand pneumonia incidence and risk factors among young and working-age populations. Methods Northern Finland Birth Cohort (NFBC) 1966 data (n=6750) were analysed for pneumonia incidence and risk factors. Incidence analysis was replicated using data from an independent NFBC 1986 cohort (n=9207). Pneumonia in relation to chronic conditions and lifestyle factors was analysed. Results A peak with a maximum of 227 pneumonia episodes per 10 000 among men between the ages of 19 and 21 years was found in two independent cohorts. Pneumonia was associated with male sex (relative risk 1.72, 95% CI 1.45–2.04; p<0.001), low educational level (relative risk 2.30, 95% CI 1.72–3.09; p<0.001), smoking (relative risk 1.55, 95% CI 1.31–1.84; p<0.001), asthma (relative risk 2.19, 95% CI 1.73–2.75; p<0.001), cardiovascular diseases (relative risk 2.50, 95% CI 2.04–3.07; p=0.001), kidney diseases (relative risk 4.14, 95% CI 2.81–6.10; p<0.001), rheumatoid arthritis (relative risk 2.69, 95% CI 1.80–4.01; p<0.001), psoriasis (relative risk 2.91, 95% CI 1.92–4.41; p<0.001) and type II diabetes (relative risk 1.80, 95% CI 1.34–2.42; p<0.001). Men with excessive alcohol consumption at age 31 years were at risk of future pneumonia (relative risk 2.40, 95% CI 1.58–3.64; p<0.001). Conclusions Birth cohort data can reveal novel high-risk subpopulations, such as young males. Our study provides understanding of pneumonia incidence and risk factors among young and working age populations.http://openres.ersjournals.com/content/8/2/00707-2021.full
spellingShingle Pia Holma
Paula Pesonen
Olli Mustonen
Marjo-Riitta Järvelin
Heikki Kauma
Juha Auvinen
Timo Hautala
52-year follow-up of a birth cohort reveals a high pneumonia incidence among young men
ERJ Open Research
title 52-year follow-up of a birth cohort reveals a high pneumonia incidence among young men
title_full 52-year follow-up of a birth cohort reveals a high pneumonia incidence among young men
title_fullStr 52-year follow-up of a birth cohort reveals a high pneumonia incidence among young men
title_full_unstemmed 52-year follow-up of a birth cohort reveals a high pneumonia incidence among young men
title_short 52-year follow-up of a birth cohort reveals a high pneumonia incidence among young men
title_sort 52 year follow up of a birth cohort reveals a high pneumonia incidence among young men
url http://openres.ersjournals.com/content/8/2/00707-2021.full
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