Evidence map›Paper›PMID 38478030›Full record

ArticleJournal of neurology2024

Marked increase in severe neurological disorders after nitrous oxide abuse: a retrospective study in the Greater Paris area.

Yachar Dawudi, Loris Azoyan, Thomas D E Broucker, Thierry Gendre, Amal Miloudi, Andoni Echaniz-Laguna, Julie Mazoyer, Adrien Zanin, Nathalie Kubis, Anne-Laure Dubessy and 7 more

Abstract readMulticenter Study
In one paragraph

Article in Journal of neurology, 2024. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 15 papers.

0numbers the graph read from it
0cells of the map it votes in
15citing papers in PubMed
–field-weighted citation impact
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

15 citing papers in PubMed.

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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

17 authors.

Yachar DawudiNeurology Department, Centre Hospitalier de Saint-Denis, 2 Rue du Dr Delafontaine, 93200, Saint-Denis, France. yachar.dawudi@aphp.fr.ORCID http://orcid.org/0000-0002-7829-1827
Loris AzoyanNeurology Department, Centre Hospitalier de Saint-Denis, 2 Rue du Dr Delafontaine, 93200, Saint-Denis, France.
Thomas D E BrouckerNeurology Department, Centre Hospitalier de Saint-Denis, 2 Rue du Dr Delafontaine, 93200, Saint-Denis, France.
Thierry GendreNeurology Department, Hôpital Henri-Mondor, 1 Rue Gustave Eiffel, 94000, Créteil, France.
Amal MiloudiNeurology Department, Centre Hospitalier Intercommunal Robert Ballanger, Bd Robert Ballanger, 93600, Aulnay-Sous-Bois, France.
Andoni Echaniz-LagunaNeurology Department, Hôpital Bicêtre, 78 Rue du Général Leclerc, 94270, Le Kremlin-Bicêtre, France.
Julie MazoyerNeurology Department, Hôpital Avicenne, 125 Route de Stalingrad, 93009, Bobigny, France.
Adrien ZaninClinical Physiology Department, Hôpital Lariboisière, 2 Rue Ambroise Paré, 75010, Paris, France.
Nathalie KubisClinical Physiology Department, Hôpital Lariboisière, 2 Rue Ambroise Paré, 75010, Paris, France.
Anne-Laure DubessyNeurology Department, Hôpital Saint-Antoine, 184 Rue du Faubourg Saint-Antoine, 75012, Paris, France.
Lucas GorzaNeurology Department, Hôpital Foch, 40 Rue Worth, 92150, Suresnes, France.
Haifa Ben NasrNeurology Department, Centre Hospitalier Sud Francilien, 40 Avenue Serge Dassault, 91100, Corbeil-Essonnes, France.
Weniko CaréDepartment of Internal Medicine, Bégin Military Teaching Hospital, Saint-Mandé, France.
Thibaut d'Izarny-GargasParis Cardiovascular Research Center, INSERM U970, Paris, France.
Aude FormosoNeurology Department, Hôpital de La Pitié Salpêtrière, 47-83 Bd de L'Hôpital, 75013, Paris, France.
Ana-Maria VilcuInstitut Pierre Louis d'épidémiologie et de Santé Publique (IPLESP UMRS 1136, Sorbonne Université INSERM, Paris, France.
Mickael BonnanNeurology Department, Centre Hospitalier de Saint-Denis, 2 Rue du Dr Delafontaine, 93200, Saint-Denis, France.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundRecreational nitrous oxide (N

methodsWe performed a retrospective multicentric cohort study of all adult patients with severe NI-NDs in the neurology and general internal medicine departments of the Greater Paris area from 2018 to 2021. The incidence was compared with that of non-NI-myelitis and Guillain-Barré syndrome (GBS) using a sample of 91,000 hospitalized patients sourced from health insurance data.

resultsAmong 181 patients, 25% had myelopathy, 37% had peripheral neuropathy and 38% had mixed disease. Most were aged between 20 and 25 years, lived in socially disadvantaged urban areas, and exhibited high rates of unemployment (37%). The incidence of NI-NDs increased during 2020 and reached a peak mid-2021. The 2021 incidence in 20-25-year-olds was 6.15 [4.72; 8.24] per 100,000 persons for NI-myelopathy and 7.48 [5.59; 9.37] for NI-peripheral neuropathy. This was significantly higher than for non-NI-myelitis (0.35 [0.02; 2.00]) and GBS (2.47 [0.64; 4.30]). The incidence of NI-NDs was two to three times higher in the most socially disadvantaged areas.

conclusionThe recent increase in recreational N

Indexed as

Nitrous OxideSubstance-Related DisordersAdolescentAdultAgedFemaleHumansIncidenceMaleMiddle AgedNervous System DiseasesParisPeripheral Nervous System DiseasesRecreational Drug UseRetrospective StudiesSpinal Cord DiseasesNitrous OxideEpidemiologyMyelopathyNitrous oxyde abusePeripheral neuropathy

Identifiers

PMID38478030
PMCPMC11136741

What OpenQuestion holds

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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.