Titre : Échographie mammaire

Échographie mammaire : Questions médicales fréquentes

Termes MeSH sélectionnés :

Network Meta-Analysis
{ "@context": "https://schema.org", "@graph": [ { "@type": "MedicalWebPage", "name": "Échographie mammaire : Questions médicales les plus fréquentes", "headline": "Échographie mammaire : Comprendre les symptômes, diagnostics et traitements", "description": "Guide complet et accessible sur les Échographie mammaire : explications, diagnostics, traitements et prévention. Information médicale validée destinée aux patients.", "datePublished": "2024-05-02", "dateModified": "2025-04-27", "inLanguage": "fr", "medicalAudience": [ { "@type": "MedicalAudience", "name": "Grand public", "audienceType": "Patient", "healthCondition": { "@type": "MedicalCondition", "name": "Échographie mammaire" }, "suggestedMinAge": 18, "suggestedGender": "unisex" }, { "@type": "MedicalAudience", "name": "Médecins", "audienceType": "Physician", "geographicArea": { "@type": "AdministrativeArea", "name": "France" } }, { "@type": "MedicalAudience", "name": "Chercheurs", "audienceType": "Researcher", "geographicArea": { "@type": "AdministrativeArea", "name": "International" } } ], "reviewedBy": { "@type": "Person", "name": "Dr Olivier Menir", "jobTitle": "Expert en Médecine", "description": "Expert en Médecine, Optimisation des Parcours de Soins et Révision Médicale", "url": "/static/pages/docteur-olivier-menir.html", "alumniOf": { "@type": "EducationalOrganization", "name": "Université Paris Descartes" } }, "isPartOf": { "@type": "MedicalWebPage", "name": "Techniques de diagnostic gynécologique et obstétrique", "url": "https://questionsmedicales.fr/mesh/D003944", "about": { "@type": "MedicalCondition", "name": "Techniques de diagnostic gynécologique et obstétrique", "code": { "@type": "MedicalCode", "code": "D003944", "codingSystem": "MeSH" }, "identifier": { "@type": "PropertyValue", "propertyID": "MeSH Tree", "value": "E01.370.378" } } }, "about": { "@type": "MedicalCondition", "name": "Échographie mammaire", "alternateName": "Ultrasonography, Mammary", "code": { "@type": "MedicalCode", "code": "D016217", "codingSystem": "MeSH" } }, "author": [ { "@type": "Person", "name": "T Novotný", "url": "https://questionsmedicales.fr/author/T%20Novotn%C3%BD", "affiliation": { "@type": "Organization", "name": "Ortopedická klinika Fakulty zdravotnických studií Univerzity J. E. Purkyně v Ústí nad Labem a Krajské zdravotní, a. s. - Masarykovy nemocnice v Ústí nad Labem." } }, { "@type": "Person", "name": "K Mezian", "url": "https://questionsmedicales.fr/author/K%20Mezian", "affiliation": { "@type": "Organization", "name": "Klinika rehabilitačního lékařství 1. lékařské fakulty Univerzity Karlovy a Všeobecné fakultní nemocnice v Praze." } }, { "@type": "Person", "name": "J Chomiak", "url": "https://questionsmedicales.fr/author/J%20Chomiak", "affiliation": { "@type": "Organization", "name": "Ortopedická klinika 1. lékařské fakulty Univerzity Karlovy, IPVZ a Fakultní nemocnice Na Bulovce, Praha." } }, { "@type": "Person", "name": "L Hrazdira", "url": "https://questionsmedicales.fr/author/L%20Hrazdira", "affiliation": { "@type": "Organization", "name": "NZZ MUDr. Luboš Hrazdira s.r.o., Brno." } }, { "@type": "Person", "name": "Marco Di Serafino", "url": "https://questionsmedicales.fr/author/Marco%20Di%20Serafino", "affiliation": { "@type": "Organization", "name": "Department of General and Emergency Radiology, \"Antonio Cardarelli\" Hospital, Antonio Cardarelli st 9, 80131, Naples, Italy. marcodiserafino@hotmail.it." } } ], "citation": [ { "@type": "ScholarlyArticle", "name": "Kenward-Roger-type corrections for inference methods of network meta-analysis and meta-regression.", "datePublished": "2023-07-03", "url": "https://questionsmedicales.fr/article/37399845", "identifier": { "@type": "PropertyValue", "propertyID": "DOI", "value": "10.1002/jrsm.1652" } }, { "@type": "ScholarlyArticle", "name": "Diagnostic yield and safety of diagnostic techniques for pulmonary lesions: systematic review, meta-analysis and network meta-analysis.", "datePublished": "2024-09-18", "url": "https://questionsmedicales.fr/article/39293856", "identifier": { "@type": "PropertyValue", "propertyID": "DOI", "value": "10.1183/16000617.0046-2024" } }, { "@type": "ScholarlyArticle", "name": "Topical anti-inflammatory treatments for eczema: network meta-analysis.", "datePublished": "2024-08-06", "url": "https://questionsmedicales.fr/article/39105474", "identifier": { "@type": "PropertyValue", "propertyID": "DOI", "value": "10.1002/14651858.CD015064.pub2" } }, { "@type": "ScholarlyArticle", "name": "Systemic corticosteroids for the prevention of bronchopulmonary dysplasia, a network meta-analysis.", "datePublished": "2023-08-31", "url": "https://questionsmedicales.fr/article/37650547", "identifier": { "@type": "PropertyValue", "propertyID": "DOI", "value": "10.1002/14651858.CD013730.pub2" } }, { "@type": "ScholarlyArticle", "name": "Percutaneous coronary intervention in calcified stenoses: a protocol for a systematic review with meta-analysis, trial sequential analysis and network meta-analysis.", "datePublished": "2022-09-02", "url": "https://questionsmedicales.fr/article/36691161", "identifier": { "@type": "PropertyValue", "propertyID": "DOI", "value": "10.1136/bmjopen-2022-063884" } } ], "breadcrumb": { "@type": "BreadcrumbList", "itemListElement": [ { "@type": "ListItem", "position": 1, "name": "questionsmedicales.fr", "item": "https://questionsmedicales.fr" }, { "@type": "ListItem", "position": 2, "name": "Diagnostic", "item": "https://questionsmedicales.fr/mesh/D003933" }, { "@type": "ListItem", "position": 3, "name": "Techniques et procédures diagnostiques", "item": "https://questionsmedicales.fr/mesh/D019937" }, { "@type": "ListItem", "position": 4, "name": "Techniques de diagnostic gynécologique et obstétrique", "item": "https://questionsmedicales.fr/mesh/D003944" }, { "@type": "ListItem", "position": 5, "name": "Échographie mammaire", "item": "https://questionsmedicales.fr/mesh/D016217" } ] } }, { "@type": "MedicalWebPage", "name": "Article complet : Échographie mammaire - Questions et réponses", "headline": "Questions et réponses médicales fréquentes sur Échographie mammaire", "description": "Une compilation de questions et réponses structurées, validées par des experts médicaux.", "datePublished": "2025-05-11", "inLanguage": "fr", "hasPart": [ { "@type": "MedicalWebPage", "name": "Diagnostic", "headline": "Diagnostic sur Échographie mammaire", "description": "Quand l'échographie mammaire est-elle recommandée ?\nL'échographie peut-elle remplacer la mammographie ?\nQuels types d'anomalies peut-on détecter ?\nL'échographie est-elle efficace pour les femmes jeunes ?\nPeut-on utiliser l'échographie pour guider une biopsie ?", "url": "https://questionsmedicales.fr/mesh/D016217?mesh_terms=Network+Meta-Analysis&page=3#section-diagnostic" }, { "@type": "MedicalWebPage", "name": "Symptômes", "headline": "Symptômes sur Échographie mammaire", "description": "Quels symptômes justifient une échographie mammaire ?\nL'échographie peut-elle détecter des douleurs mammaires ?\nDes écoulements mammaires nécessitent-ils une échographie ?\nLes changements de taille des seins nécessitent-ils une échographie ?\nL'échographie peut-elle aider à évaluer des nodules ?", "url": "https://questionsmedicales.fr/mesh/D016217?mesh_terms=Network+Meta-Analysis&page=3#section-symptômes" }, { "@type": "MedicalWebPage", "name": "Prévention", "headline": "Prévention sur Échographie mammaire", "description": "L'échographie est-elle un outil de dépistage préventif ?\nComment l'échographie aide-t-elle à la prévention ?\nLes femmes à risque élevé doivent-elles faire des échographies ?\nÀ quelle fréquence faire une échographie préventive ?\nL'échographie peut-elle réduire le risque de cancer ?", "url": "https://questionsmedicales.fr/mesh/D016217?mesh_terms=Network+Meta-Analysis&page=3#section-prévention" }, { "@type": "MedicalWebPage", "name": "Traitements", "headline": "Traitements sur Échographie mammaire", "description": "L'échographie peut-elle guider un traitement ?\nQuels traitements peuvent suivre une échographie ?\nL'échographie peut-elle aider à surveiller un traitement ?\nPeut-on traiter un kyste mammaire par échographie ?\nL'échographie est-elle utilisée pour le suivi post-traitement ?", "url": "https://questionsmedicales.fr/mesh/D016217?mesh_terms=Network+Meta-Analysis&page=3#section-traitements" }, { "@type": "MedicalWebPage", "name": "Complications", "headline": "Complications sur Échographie mammaire", "description": "Y a-t-il des risques liés à l'échographie mammaire ?\nDes complications peuvent-elles survenir après une biopsie guidée par échographie ?\nL'échographie peut-elle causer de l'anxiété ?\nLes résultats faussement négatifs sont-ils possibles ?\nL'échographie peut-elle donner des résultats faussement positifs ?", "url": "https://questionsmedicales.fr/mesh/D016217?mesh_terms=Network+Meta-Analysis&page=3#section-complications" }, { "@type": "MedicalWebPage", "name": "Facteurs de risque", "headline": "Facteurs de risque sur Échographie mammaire", "description": "Quels sont les facteurs de risque pour les anomalies mammaires ?\nLe tabagisme influence-t-il le risque d'anomalies mammaires ?\nL'obésité est-elle un facteur de risque ?\nLes traitements hormonaux augmentent-ils le risque ?\nL'âge est-il un facteur de risque pour les anomalies mammaires ?", "url": "https://questionsmedicales.fr/mesh/D016217?mesh_terms=Network+Meta-Analysis&page=3#section-facteurs de risque" } ] }, { "@type": "FAQPage", "mainEntity": [ { "@type": "Question", "name": "Quand l'échographie mammaire est-elle recommandée ?", "position": 1, "acceptedAnswer": { "@type": "Answer", "text": "Elle est recommandée pour évaluer des masses ou des anomalies détectées à la mammographie." } }, { "@type": "Question", "name": "L'échographie peut-elle remplacer la mammographie ?", "position": 2, "acceptedAnswer": { "@type": "Answer", "text": "Non, elle est complémentaire et ne remplace pas la mammographie pour le dépistage." } }, { "@type": "Question", "name": "Quels types d'anomalies peut-on détecter ?", "position": 3, "acceptedAnswer": { "@type": "Answer", "text": "On peut détecter des kystes, des tumeurs solides, et des anomalies de la structure mammaire." } }, { "@type": "Question", "name": "L'échographie est-elle efficace pour les femmes jeunes ?", "position": 4, "acceptedAnswer": { "@type": "Answer", "text": "Oui, elle est particulièrement utile chez les femmes jeunes avec des seins denses." } }, { "@type": "Question", "name": "Peut-on utiliser l'échographie pour guider une biopsie ?", "position": 5, "acceptedAnswer": { "@type": "Answer", "text": "Oui, elle peut être utilisée pour guider une biopsie de masse mammaire." } }, { "@type": "Question", "name": "Quels symptômes justifient une échographie mammaire ?", "position": 6, "acceptedAnswer": { "@type": "Answer", "text": "Des douleurs, des masses palpables ou des changements cutanés peuvent justifier l'examen." } }, { "@type": "Question", "name": "L'échographie peut-elle détecter des douleurs mammaires ?", "position": 7, "acceptedAnswer": { "@type": "Answer", "text": "Elle aide à identifier la cause des douleurs, mais ne les traite pas." } }, { "@type": "Question", "name": "Des écoulements mammaires nécessitent-ils une échographie ?", "position": 8, "acceptedAnswer": { "@type": "Answer", "text": "Oui, des écoulements anormaux peuvent nécessiter une évaluation par échographie." } }, { "@type": "Question", "name": "Les changements de taille des seins nécessitent-ils une échographie ?", "position": 9, "acceptedAnswer": { "@type": "Answer", "text": "Oui, des changements significatifs de taille peuvent justifier une échographie." } }, { "@type": "Question", "name": "L'échographie peut-elle aider à évaluer des nodules ?", "position": 10, "acceptedAnswer": { "@type": "Answer", "text": "Oui, elle est utile pour évaluer la nature des nodules mammaires." } }, { "@type": "Question", "name": "L'échographie est-elle un outil de dépistage préventif ?", "position": 11, "acceptedAnswer": { "@type": "Answer", "text": "Elle n'est pas un dépistage de routine, mais peut être utilisée pour les femmes à risque." } }, { "@type": "Question", "name": "Comment l'échographie aide-t-elle à la prévention ?", "position": 12, "acceptedAnswer": { "@type": "Answer", "text": "Elle permet de détecter précocement des anomalies, facilitant une intervention rapide." } }, { "@type": "Question", "name": "Les femmes à risque élevé doivent-elles faire des échographies ?", "position": 13, "acceptedAnswer": { "@type": "Answer", "text": "Oui, les femmes à risque élevé peuvent bénéficier d'échographies régulières." } }, { "@type": "Question", "name": "À quelle fréquence faire une échographie préventive ?", "position": 14, "acceptedAnswer": { "@type": "Answer", "text": "La fréquence dépend des facteurs de risque et des recommandations médicales." } }, { "@type": "Question", "name": "L'échographie peut-elle réduire le risque de cancer ?", "position": 15, "acceptedAnswer": { "@type": "Answer", "text": "Non, elle ne réduit pas le risque, mais aide à détecter le cancer à un stade précoce." } }, { "@type": "Question", "name": "L'échographie peut-elle guider un traitement ?", "position": 16, "acceptedAnswer": { "@type": "Answer", "text": "Oui, elle peut guider des interventions comme les biopsies ou les drainages." } }, { "@type": "Question", "name": "Quels traitements peuvent suivre une échographie ?", "position": 17, "acceptedAnswer": { "@type": "Answer", "text": "Les traitements peuvent inclure la chirurgie, la radiothérapie ou la surveillance." } }, { "@type": "Question", "name": "L'échographie peut-elle aider à surveiller un traitement ?", "position": 18, "acceptedAnswer": { "@type": "Answer", "text": "Oui, elle est utilisée pour surveiller l'évolution des lésions pendant le traitement." } }, { "@type": "Question", "name": "Peut-on traiter un kyste mammaire par échographie ?", "position": 19, "acceptedAnswer": { "@type": "Answer", "text": "Oui, un kyste peut être drainé sous guidage échographique si nécessaire." } }, { "@type": "Question", "name": "L'échographie est-elle utilisée pour le suivi post-traitement ?", "position": 20, "acceptedAnswer": { "@type": "Answer", "text": "Oui, elle est souvent utilisée pour le suivi après un traitement du cancer du sein." } }, { "@type": "Question", "name": "Y a-t-il des risques liés à l'échographie mammaire ?", "position": 21, "acceptedAnswer": { "@type": "Answer", "text": "L'échographie est généralement sans risque, sans exposition aux radiations." } }, { "@type": "Question", "name": "Des complications peuvent-elles survenir après une biopsie guidée par échographie ?", "position": 22, "acceptedAnswer": { "@type": "Answer", "text": "Oui, des saignements ou des infections peuvent survenir après une biopsie." } }, { "@type": "Question", "name": "L'échographie peut-elle causer de l'anxiété ?", "position": 23, "acceptedAnswer": { "@type": "Answer", "text": "Oui, l'attente des résultats peut causer de l'anxiété chez certaines patientes." } }, { "@type": "Question", "name": "Les résultats faussement négatifs sont-ils possibles ?", "position": 24, "acceptedAnswer": { "@type": "Answer", "text": "Oui, des résultats faussement négatifs peuvent survenir, nécessitant un suivi." } }, { "@type": "Question", "name": "L'échographie peut-elle donner des résultats faussement positifs ?", "position": 25, "acceptedAnswer": { "@type": "Answer", "text": "Oui, des résultats faussement positifs peuvent entraîner des examens supplémentaires." } }, { "@type": "Question", "name": "Quels sont les facteurs de risque pour les anomalies mammaires ?", "position": 26, "acceptedAnswer": { "@type": "Answer", "text": "Les antécédents familiaux, l'âge et des facteurs hormonaux augmentent le risque." } }, { "@type": "Question", "name": "Le tabagisme influence-t-il le risque d'anomalies mammaires ?", "position": 27, "acceptedAnswer": { "@type": "Answer", "text": "Oui, le tabagisme est associé à un risque accru de cancer du sein." } }, { "@type": "Question", "name": "L'obésité est-elle un facteur de risque ?", "position": 28, "acceptedAnswer": { "@type": "Answer", "text": "Oui, l'obésité est un facteur de risque pour le cancer du sein et d'autres anomalies." } }, { "@type": "Question", "name": "Les traitements hormonaux augmentent-ils le risque ?", "position": 29, "acceptedAnswer": { "@type": "Answer", "text": "Oui, certains traitements hormonaux peuvent augmenter le risque de cancer du sein." } }, { "@type": "Question", "name": "L'âge est-il un facteur de risque pour les anomalies mammaires ?", "position": 30, "acceptedAnswer": { "@type": "Answer", "text": "Oui, le risque d'anomalies mammaires augmente avec l'âge, surtout après 50 ans." } } ] } ] }

Sources (10000 au total)

Diagnostic yield and safety of diagnostic techniques for pulmonary lesions: systematic review, meta-analysis and network meta-analysis.

With recent advancements in bronchoscopic procedures, data on the best modality to sample peripheral pulmonary lesions (PPLs) is lacking, especially comparing bronchoscopy with computed tomography-gui... We performed a meta-analysis, pairwise meta-analysis and network meta-analysis on studies reporting diagnostic yield and complications with the use of CT-TBNA, radial endobronchial ultrasound (rEBUS),... We included 363 studies. The overall pooled diagnostic yield was 78.1%, the highest with CT-TBNA (88.9%), followed by RAB (84.8%) and the least with rEBUS (72%). In the pairwise meta-analysis, only rE... Although CT-TBNA is the most effective approach to sample PPLs, RAB has a comparable diagnostic yield with a lesser complication rate. Further prospective studies are needed comparing CT-TBNA and RAB....

Topical anti-inflammatory treatments for eczema: network meta-analysis.

Eczema (atopic dermatitis) is the most burdensome skin condition worldwide and cannot currently be prevented or cured. Topical anti-inflammatory treatments are used to control eczema symptoms, but the... To compare and rank the efficacy and safety of topical anti-inflammatory treatments for people with eczema using a network meta-analysis.... We searched the Cochrane Skin Specialised Register, CENTRAL, MEDLINE, Embase and trial registries on 29 June 2023, and checked the reference lists of included studies.... We included within-participant or between-participant randomised controlled trials (RCTs) in people of any age with eczema of any severity, but excluded trials in clinically infected eczema, seborrhoe... We used standard Cochrane methods. Primary outcomes were patient-reported eczema symptoms, clinician-reported eczema signs and investigator global assessment. Secondary outcomes were health-related qu... We included 291 studies involving 45,846 participants with the full spectrum of eczema severity, mainly conducted in high-income countries in secondary care settings. Most studies included adults, wit... Potent TCS, JAK inhibitors and tacrolimus 0.1% were consistently ranked as amongst the most effective topical anti-inflammatory treatments for eczema and PDE-4 inhibitors as amongst the least effectiv...

Systemic corticosteroids for the prevention of bronchopulmonary dysplasia, a network meta-analysis.

Despite considerable improvement in outcomes for preterm infants, rates of bronchopulmonary dysplasia (BPD) remain high, affecting an estimated 33% of very low birthweight infants, with corresponding ... To determine whether differences in efficacy and safety exist between high-dose dexamethasone, moderate-dose dexamethasone, low-dose dexamethasone, hydrocortisone, and placebo in the prevention of BPD... We searched the Cochrane Library for all systematic reviews of systemic corticosteroids for the prevention of BPD and searched for completed and ongoing studies in the following databases in January 2... We included randomized controlled trials (RCTs) in preterm infants (< 37 weeks' gestation) at risk for BPD that evaluated systemic corticosteroids (high-dose [≥ 4 mg/kg cumulative dose] dexamethasone,... Our main information sources were the systematic reviews, with reference to the original manuscript only for data not included in these reviews. Teams of two paired review authors independently perfor... We included 59 studies, involving 6441 infants, in our analyses. Only six of the included studies provided direct comparisons between any of the treatment (dexamethasone or hydrocortisone) groups, for... Low-dose dexamethasone increased the risk for cerebral palsy (RR 1.92, 95% CI 1.12 to 3.28; moderate-certainty evidence) compared with control. Hydrocortisone may decrease the risk of major neurosenso... No effect was observed for the outcomes of major neurosensory disability or cerebral palsy. The evidence for the primary outcomes was of overall low certainty, with notable deductions for imprecision ... While early treatment with moderate-dose dexamethasone or late treatment with high-dose dexamethasone may lead to the best effects for survival without BPD, the certainty of the evidence is low. There...

Percutaneous coronary intervention in calcified stenoses: a protocol for a systematic review with meta-analysis, trial sequential analysis and network meta-analysis.

Severely calcified coronary stenoses are difficult to treat with percutaneous coronary interventions. The presence of severe calcifications complicates lesion preparation, advancement of stents and ac... We will conduct a systematic review of randomised trials enrolling patients with calcified coronary artery disease undergoing percutaneous coronary intervention. We will investigate any percutaneous t... No ethics approval is required for this study. The results will be published in a peer-reviewed journal in this field.... CRD42021226034....

Adverse effects of immunotherapies for multiple sclerosis: a network meta-analysis.

Multiple sclerosis (MS) is a chronic disease of the central nervous system that affects mainly young adults (two to three times more frequently in women than in men) and causes significant disability ... To compare adverse effects of immunotherapies for people with MS or clinically isolated syndrome (CIS), and to rank these treatments according to their relative risks of adverse effects through networ... We searched CENTRAL, PubMed, Embase, two other databases and trials registers up to March 2022, together with reference checking and citation searching to identify additional studies.... We included participants 18 years of age or older with a diagnosis of MS or CIS, according to any accepted diagnostic criteria, who were included in randomized controlled trials (RCTs) that examined o... We used standard Cochrane methods for data extraction and pairwise meta-analyses. For NMAs, we used the netmeta suite of commands in R to fit random-effects NMAs assuming a common between-study varian... This NMA included 123 trials with 57,682 participants... We found mostly low and very low-certainty evidence that drugs used to treat MS may not increase SAEs, but may increase withdrawals compared with placebo. The results suggest that there is no importan...

Impact of SGLT2 inhibitors on patient outcomes: a network meta-analysis.

A comprehensive network meta-analysis comparing the effects of individual sodium-glucose cotransporter 2 (SGLT2) inhibitors on patients with and without comorbidities including diabetes mellitus (DM),... We searched PubMed, Embase, Cochrane, and ClinicalTrials.gov for randomized controlled trials up to March 28, 2023. Network meta-analysis using a random-effects model was conducted to calculate risk r... A total of fourteen trials with 75,334 patients were analyzed. Among these, 40,956 had taken SGLT2 inhibitors and 34,378 had not. One of the main results with particular findings was empagliflozin use... Our network meta-analysis revealed that empagliflozin users with diabetes experienced a lower risk of dying from any cause than those using dapagliflozin. Additionally, canagliflozin users demonstrate... PROSPERO [CRD42022361906]....

A network meta-analysis of surgical treatments of complete rectal prolapse.

Surgical treatment of complete rectal prolapse can be undertaken via an abdominal or a perineal approach. The present network meta-analysis aimed to compare the outcomes of different abdominal and per... A PRISMA-compliant systematic review of PubMed, Scopus, and Web of Science was conducted. Randomized clinical trials comparing two or more procedures for the treatment of complete rectal prolapse were... Nine randomized controlled trials with 728 patients were included. The follow-up ranged between 12 and 47 months. Posterior mesh rectopexy had significantly lower odds of recurrence than did the Altem... Posterior mesh rectopexy ranked best with the lowest recurrence while perineal procedures ranked worst with the highest recurrence rates....

Efficacy and safety of COVID-19 vaccines: A network meta-analysis.

Several vaccines showed a good safety profile and significant efficacy against COVID-19. Moreover, in the absence of direct head to head comparison between COVID-19 vaccines, a network meta-analysis t... Databases PubMed, CENTRAL, medRxiv, and clinicaltrials.gov were searched. Studies were included if they were placebo-controlled clinical trials and reported the safety profile and/or effectiveness of ... Forty-nine clinical trials that included 421,173 participants and assessed 28 vaccines were included in this network meta-analysis. The network meta-analysis showed that Pfizer is the most effective i... We found that almost all of the vaccines included in this study crossed the threshold of 50% efficacy. However, some of them did not reach the previously mentioned threshold against the B.1.351 varian...