Evidence map›Paper›PMID 33618660›Full record

ArticleBMC infectious diseases2021

High impact of COVID-19 outbreak in a nursing home in the Nouvelle-Aquitaine region, France, March to April 2020.

A Bernadou, S Bouges, M Catroux, J C Rigaux, C Laland, N Levêque, U Noury, S Larrieu, S Acef, D Habold and 2 more

Open access · goldAbstract read
In one paragraph

Article in BMC infectious diseases, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 14 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
14citing papers in PubMed, 1 pooled it
7.0field-weighted citation impact, top 3% of its field
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

14 citing papers in PubMed, 1 synthesis or guideline pooled it, 24 citations in OpenAlex.

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4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

12 authors at 4 institutions in 1 country.

A BernadouSante publique France en région Nouvelle-Aquitaine, Bordeaux, France. anne.bernadou@santepubliquefrance.fr.
S BougesAgence régionale de Santé Nouvelle-Aquitaine, Délégation départementale de la Vienne, Poitiers, France.
M CatrouxCentre Hospitalier Universitaire de Poitiers, Poitiers, France.
J C Rigaux, La Puye, France.
C LalandCentre d'appui pour la Prévention des Infections Associées aux Soins de Nouvelle-Aquitaine, Poitiers, France.
N LevêqueCentre Hospitalier Universitaire de Poitiers, Poitiers, France.
U NourySante publique France en région Nouvelle-Aquitaine, Bordeaux, France.
S LarrieuSante publique France en région Nouvelle-Aquitaine, Bordeaux, France.
S AcefAgence régionale de Santé Nouvelle-Aquitaine, Bordeaux, France.
D HaboldAgence régionale de Santé Nouvelle-Aquitaine, Bordeaux, France.
F Cazenave-RoblotCentre Hospitalier Universitaire de Poitiers, Poitiers, France.
L FilleulSante publique France en région Nouvelle-Aquitaine, Bordeaux, France.
Santé Publique France · FRAgence Régionale de Santé Nouvelle-Aquitaine · FRCentre Hospitalier Universitaire de Poitiers · FRCentre d'Immunologie et des Maladies Infectieuses · FR

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundElderly people in nursing homes are particularly vulnerable to COVID-19 due to their age, the presence of comorbidities, and community living. On March 14, 2020, at the beginning of the first epidemic wave of COVID-19 in France, a cluster was reported in a nursing home in the Nouvelle-Aquitaine region. We monitored the outbreak as well as the infection prevention and control (IPC) measures implemented.

methodsA confirmed case was defined as laboratory-confirmed COVID-19 in a resident or staff member present in the nursing home between March 7 and May 1, 2020; and a probable case as a person presenting an acute respiratory illness after contact with a confirmed case. Symptomatic inpatient residents and symptomatic staff members were systematically tested for SARS-CoV-2. In addition, two screening sessions were held on site.

resultsWe identified 109 cases (98 confirmed, 11 probable). The attack rate was 66% among residents and 45% among staff. Half of all cases were identified during the screening sessions. One-quarter of cases had minor symptoms or were asymptomatic. The case fatality rate among residents was 29%. IPC measures were rapidly implemented such as the quarantine of residents, the reinforcement of staff personal protective equipment, and home quarantine of staff testing positive, which were supplemented in April by systematic controls at the entrance of the nursing home and the creation of additional staff break rooms.

conclusionsThis outbreak confirmed the considerable health impact of SARS-CoV-2 transmission in a nursing home. In addition to the implementation of IPC measures, the early detection of cases through the screening of residents and staff is essential to identify asymptomatic and pre-symptomatic cases and limit the spread of the virus.

Indexed as

Disease OutbreaksNursing HomesSARS-CoV-2AdultAgedAged, 80 and overCOVID-19FemaleFranceHumansMaleMass ScreeningMiddle AgedTime FactorsCOVID-19FranceNursing homeOutbreak

Identifiers

PMID33618660
PMCPMC7897879
OpenAlexW3131843427

What OpenQuestion holds

Textmetadata
LicenceCC BY
Read underepoch 390

Registered trials

None linked

Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.