Seasonal influenza vaccination coverage and its determinants among nursing homes personnel in western France

Abstract Background Influenza-associated deaths is an important risk for the elderly in nursing homes (NHs) worldwide. Vaccination coverage among residents is high but poorly effective due to immunosenescence. Hence, vaccination of personnel is an efficient way to protect residents. Our objective wa...

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Main Authors: Christelle Elias, Anna Fournier, Anca Vasiliu, Nicolas Beix, Rémi Demillac, Hélène Tillaut, Yvonnick Guillois, Serge Eyebe, Bastien Mollo, Pascal Crépey
Format: Article
Language:English
Published: BMC 2017-07-01
Series:BMC Public Health
Subjects:
Online Access:http://link.springer.com/article/10.1186/s12889-017-4556-5
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author Christelle Elias
Anna Fournier
Anca Vasiliu
Nicolas Beix
Rémi Demillac
Hélène Tillaut
Yvonnick Guillois
Serge Eyebe
Bastien Mollo
Pascal Crépey
author_facet Christelle Elias
Anna Fournier
Anca Vasiliu
Nicolas Beix
Rémi Demillac
Hélène Tillaut
Yvonnick Guillois
Serge Eyebe
Bastien Mollo
Pascal Crépey
author_sort Christelle Elias
collection DOAJ
description Abstract Background Influenza-associated deaths is an important risk for the elderly in nursing homes (NHs) worldwide. Vaccination coverage among residents is high but poorly effective due to immunosenescence. Hence, vaccination of personnel is an efficient way to protect residents. Our objective was to quantify the seasonal influenza vaccination (IV) coverage among NH for elderly workers and identify its determinants in France. Methods We conducted a cross-sectional study in March 2016 in a randomized sample of NHs of the Ille-et-Vilaine department of Brittany, in western France. A standardized questionnaire was administered to a randomized sample of NH workers for face-to-face interviews. General data about the establishment was also collected. Results Among the 33 NHs surveyed, IV coverage for the 2015–2016 season among permanent workers was estimated at 20% (95% Confidence Interval (CI) 15.3%–26.4%) ranging from 0% to 69% depending on the establishments surveyed. Moreover, IV was associated with having previously experienced a “severe” influenza episode in the past (Prevalence Ratio 1.48, 95% CI 1.01–2.17), and varied by professional categories (p < 0.004) with better coverage among administrative staff. Better knowledge about influenza prevention tools was also correlated (p < 0.001) with a higher IV coverage. Individual perceptions of vaccination benefits had a significant influence on the IV coverage (p < 0.001). Although IV coverage did not reach a high rate, our study showed that personnel considered themselves sufficiently informed about IV. Conclusions IV coverage remains low in the NH worker population in Ille-et-Vilaine and also possibly in France. Strong variations of IV coverage among NHs suggest that management and working environment play an important role. To overcome vaccine “hesitancy”, specific communication tools may be required to be adapted to the various NH professionals to improve influenza prevention.
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spelling doaj.art-8d912c26f64d42138cdb8dbe36ec6e0c2022-12-21T20:44:27ZengBMCBMC Public Health1471-24582017-07-0117111010.1186/s12889-017-4556-5Seasonal influenza vaccination coverage and its determinants among nursing homes personnel in western FranceChristelle Elias0Anna Fournier1Anca Vasiliu2Nicolas Beix3Rémi Demillac4Hélène Tillaut5Yvonnick Guillois6Serge Eyebe7Bastien Mollo8Pascal Crépey9Ecole des Hautes Etudes en Santé Publique, Université Sorbonne Paris CitéEcole des Hautes Etudes en Santé Publique, Université Sorbonne Paris CitéEcole des Hautes Etudes en Santé Publique, Université Sorbonne Paris CitéEcole des Hautes Etudes en Santé Publique, Université Sorbonne Paris CitéEcole des Hautes Etudes en Santé Publique, Université Sorbonne Paris CitéSanté publique France, Cellule d’intervention en région BretagneSanté publique France, Cellule d’intervention en région BretagneEcole des Hautes Etudes en Santé Publique, Université Sorbonne Paris CitéEcole des Hautes Etudes en Santé Publique, Université Sorbonne Paris CitéEcole des Hautes Etudes en Santé Publique, Université Sorbonne Paris CitéAbstract Background Influenza-associated deaths is an important risk for the elderly in nursing homes (NHs) worldwide. Vaccination coverage among residents is high but poorly effective due to immunosenescence. Hence, vaccination of personnel is an efficient way to protect residents. Our objective was to quantify the seasonal influenza vaccination (IV) coverage among NH for elderly workers and identify its determinants in France. Methods We conducted a cross-sectional study in March 2016 in a randomized sample of NHs of the Ille-et-Vilaine department of Brittany, in western France. A standardized questionnaire was administered to a randomized sample of NH workers for face-to-face interviews. General data about the establishment was also collected. Results Among the 33 NHs surveyed, IV coverage for the 2015–2016 season among permanent workers was estimated at 20% (95% Confidence Interval (CI) 15.3%–26.4%) ranging from 0% to 69% depending on the establishments surveyed. Moreover, IV was associated with having previously experienced a “severe” influenza episode in the past (Prevalence Ratio 1.48, 95% CI 1.01–2.17), and varied by professional categories (p < 0.004) with better coverage among administrative staff. Better knowledge about influenza prevention tools was also correlated (p < 0.001) with a higher IV coverage. Individual perceptions of vaccination benefits had a significant influence on the IV coverage (p < 0.001). Although IV coverage did not reach a high rate, our study showed that personnel considered themselves sufficiently informed about IV. Conclusions IV coverage remains low in the NH worker population in Ille-et-Vilaine and also possibly in France. Strong variations of IV coverage among NHs suggest that management and working environment play an important role. To overcome vaccine “hesitancy”, specific communication tools may be required to be adapted to the various NH professionals to improve influenza prevention.http://link.springer.com/article/10.1186/s12889-017-4556-5Influenza vaccinationNursing homesVaccination coverageCross-sectional studyFrance
spellingShingle Christelle Elias
Anna Fournier
Anca Vasiliu
Nicolas Beix
Rémi Demillac
Hélène Tillaut
Yvonnick Guillois
Serge Eyebe
Bastien Mollo
Pascal Crépey
Seasonal influenza vaccination coverage and its determinants among nursing homes personnel in western France
BMC Public Health
Influenza vaccination
Nursing homes
Vaccination coverage
Cross-sectional study
France
title Seasonal influenza vaccination coverage and its determinants among nursing homes personnel in western France
title_full Seasonal influenza vaccination coverage and its determinants among nursing homes personnel in western France
title_fullStr Seasonal influenza vaccination coverage and its determinants among nursing homes personnel in western France
title_full_unstemmed Seasonal influenza vaccination coverage and its determinants among nursing homes personnel in western France
title_short Seasonal influenza vaccination coverage and its determinants among nursing homes personnel in western France
title_sort seasonal influenza vaccination coverage and its determinants among nursing homes personnel in western france
topic Influenza vaccination
Nursing homes
Vaccination coverage
Cross-sectional study
France
url http://link.springer.com/article/10.1186/s12889-017-4556-5
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