Evidence map›Paper›PMID 35812606›Full record

ArticleCureus2022

Sex Differences in COVID-19 Outcomes.

Karim El Aidaoui, Rita Ait Benhamou, Amal Haoudar, Jihane Ziati, Aziza Kantri, Khalid Agrad, Chafik El Kettani

Open access · diamondAbstract read
In one paragraph

Article in Cureus, 2022. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 9 papers.

0numbers the graph read from it
0cells of the map it votes in
9citing papers in PubMed
1.6field-weighted citation impact, top 15% 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

9 citing papers in PubMed, 16 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

7 authors at 4 institutions in 2 countries.

Karim El AidaouiAnesthesia and Critical Care, Cheikh Khalifa International University Hospital, Mohammed VI University of Health Sciences, Casablanca, MAR.
Rita Ait BenhamouAnesthesia and Critical Care, Cheikh Khalifa International University Hospital, Mohammed VI University of Health Sciences, Casablanca, MAR.
Amal HaoudarAnesthesia and Critical Care, Cheikh Khalifa International University Hospital, Mohammed VI University of Health Sciences, Casablanca, MAR.
Jihane ZiatiAnesthesia and Critical Care, Cheikh Khalifa International University Hospital, Mohammed VI University of Health Sciences, Casablanca, MAR.
Aziza KantriAnesthesia and Critical Care, Cheikh Khalifa International University Hospital, Mohammed VI University of Health Sciences, Casablanca, MAR.
Khalid AgradAnesthesia and Critical Care, Cheikh Khalifa International University Hospital, Mohammed VI University of Health Sciences, Casablanca, MAR.
Chafik El KettaniAnesthesia and Critical Care, Cheikh Khalifa International University Hospital, Mohammed VI University of Health Sciences, Casablanca, MAR.
University of Health SciencesHôpital Universitaire International Cheikh Khalifa · MAInternational University · KHUniversity of Health Science · KH

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Background Severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) was identified as the cause of an outbreak of severe acute respiratory syndrome in Wuhan City, China in December 2019. Since then, it has caused a worldwide pandemic with over six million deaths. Many studies have been published on coronavirus disease 2019 (COVID-19), but only a few have compared the outcomes of COVID-19 between males and females, especially in African countries and the Middle East. Studies published to date on this topic report that male patients infected with SARS-CoV-2 have worse outcomes than females. This study aimed to compare sex differences in COVID-19 outcomes in a tertiary care hospital in Casablanca (Morocco). Methodology We included all adult patients hospitalized for COVID-19 infection in Cheikh Khalifa Hospital. We categorized patients according to gender and analyzed the characteristics and outcomes of each group. Results In total, 134 patients with polymerase chain reaction (PCR)-confirmed COVID-19 were admitted during the study period. These included 72 (53.7%) men and 62 (46.4%) women. The median age of the patients was 53 years (interquartile range, IQR = 36-64). Men were significantly older than women (58 vs. 44) but there was no significant difference in comorbidities on comparing men and women. Values of median C-reactive protein (35 vs. 4), ferritin (326 vs. 72), and lactate dehydrogenase (264 vs. 208) were significantly higher in men. Lymphopenia was significantly more important in men (1.2 vs. 1.7), and the ratio of neutrophil/lymphocytes was significantly higher in men (3.37 vs. 1.84). Men had greater disease severity, with significantly higher intensive care unit admission (48.6% vs. 16.1%) and higher hospital mortality (18.1% vs. 1.6%). Conclusions COVID-19 gender disparities may be due to sex differences in the inflammatory response. These can be explained by the role of sex hormones and sex chromosomes on immune cells and their regulatory genes.

Indexed as

covid-19covid-19 immunologygender-based differencesgender disparitiessex differences

Identifiers

PMID35812606
PMCPMC9268490
OpenAlexW4285031401

What OpenQuestion holds

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LicenceCC BY
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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.