Trial reportJournal of the American College of Cardiology2024
The Effect of Semaglutide on Mortality and COVID-19-Related Deaths: An Analysis From the SELECT Trial.
Trial report in Journal of the American College of Cardiology, 2024. The graph read 7 numbers from its abstract, feeding 3 cells of the map: it supports the treatment in 1, favours the comparator in 1, finds no clear difference in 1. It reports registered trial NCT03574597. Cited by 24 papers.
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 most common causes of CV death with semaglutide vs placebo were sudden cardiac death (98 vs 109; HR: 0.89; 95% CI: 0.68-1.17) and undetermined death (77 vs 90; HR: 0.85; 95% CI: 0.63-1.15).
Participants assigned to semaglutide vs placebo had lower rates of all-cause death (HR: 0.81; 95% CI: 0.71-0.93), CV death (HR: 0.85; 95% CI: 0.71-1.01), and non-CV death (HR: 0.77; 95% CI: 0.62-0.95).
Infection was the most common cause of non-CV death and occurred at a lower rate in the semaglutide vs the placebo group (62 vs 87; HR: 0.71; 95% CI: 0.51-0.98).
The most common causes of CV death with semaglutide vs placebo were sudden cardiac death (98 vs 109; HR: 0.89; 95% CI: 0.68-1.17) and undetermined death (77 vs 90; HR: 0.85; 95% CI: 0.63-1.15).
Semaglutide did not reduce incident COVID-19; however, among participants who developed COVID-19, fewer participants treated with semaglutide had COVID-19-related serious adverse events (232 vs 277; P = 0.04) or died of COVID-19 (43 vs 65; HR: 0.66; 95% CI: 0.44-0.96).
Participants assigned to semaglutide vs placebo had lower rates of all-cause death (HR: 0.81; 95% CI: 0.71-0.93), CV death (HR: 0.85; 95% CI: 0.71-1.01), and non-CV death (HR: 0.77; 95% CI: 0.62-0.95).
Participants assigned to semaglutide vs placebo had lower rates of all-cause death (HR: 0.81; 95% CI: 0.71-0.93), CV death (HR: 0.85; 95% CI: 0.71-1.01), and non-CV death (HR: 0.77; 95% CI: 0.62-0.95).
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Where it lands on the map
Rows are treatments, columns are outcomes. The coloured squares are the cells this paper feeds, coloured by the vote it casts there. Click one to jump to what this paper adds to it.
What it adds to each cell
For every cell the paper feeds: the belief in the claim with and without this paper, and this paper's estimate drawn against every other readable study in the cell. The ringed dot is this paper.
GLP-1 receptor agonists×cardiovascular events
InconclusiveOpen on the map →What to test next →13 readable studies in this cell: 6 favour the treatment, 3 find no difference, 4 favour the comparator.
GLP-1 receptor agonists×all-cause mortality
SupportsOpen on the map →What to test next →11 readable studies in this cell: 6 favour the treatment, 5 find no difference, 0 favour the comparator.
GLP-1 receptor agonists×adverse events & safety
ContradictsOpen on the map →What to test next →40 readable studies in this cell: 47 favour the treatment, 14 find no difference, 2 favour the comparator.
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.
SELECT - Semaglutide Effects on Cardiovascular Outcomes in People With Overweight or Obesity
Open the trial in the graphWho cites it
24 citing papers in PubMed.
- Safety profile of semaglutide versus placebo in the SELECT study: a randomized controlled trial.Obesity (Silver Spring, Md.) · 2025Trial
- GLP Medications and Severe Post-COVID-19 Outcomes Among Individuals with Type 2 Diabetes Mellitus.medRxiv : the preprint server for health sciences · 2026Article
- Diabetes Mellitus and Stroke: Pathophysiological Connections and Therapeutic Potential of GLP-1 and GLP-1/GIP Receptor Agonists.Pharmaceutics · 2026Review
- Article
- Change in body mass index and disease burden among people with obesity and multiple long-term conditions.Diabetes, obesity & metabolism · 2026Article
- Adult obesity and risk of severe infections: a multicohort study with global burden estimates.Lancet (London, England) · 2026Article
- The impact of diabetes and obesity on the severity and mortality of SARS-CoV-2 infection.Journal of diabetes and metabolic disorders · 2025Review
- Risk of all-cause death and pancreatic events following GLP-1 RA initiation in people with obesity or type 2 diabetes: observations from a federated research network.Cardiovascular diabetology · 2025Observational
- Antiinflammatory actions of glucagon-like peptide-1-based therapies beyond metabolic benefits.The Journal of clinical investigation · 2025 · on this mapReview
- Are GLP-1s the first longevity drugs?Nature biotechnology · 2025Article
- Semaglutide: a key medication for managing cardiovascular-kidney-metabolic syndrome.Future cardiology · 2025Review
- The Composite Number Needed to Treat for Semaglutide in Populations with Overweight or Obesity and Established Cardiovascular Disease Without Diabetes.Advances in therapy · 2025Article
- COVID-19 and Diabetes: Persistent Cardiovascular and Renal Risks in the Post-Pandemic Landscape.Life (Basel, Switzerland) · 2025Review
- Emerging role of GLP-1 agonists in cardio-metabolic therapy - Focus on Semaglutide.American heart journal plus : cardiology research and practice · 2025Review
- Glucagon-like Peptide-1 Receptor Agonists: Exciting Avenues Beyond Weight Loss.Journal of clinical medicine · 2025 · on this mapReview
- Mapping the effectiveness and risks of GLP-1 receptor agonists.Nature medicine · 2025 · on this mapArticle
- COVID-19 Induces Greater NLRP3 Inflammasome Activation in Obese Patients than Other Chronic Illnesses: A Case-Control Study.International journal of molecular sciences · 2025Article
- A Hypothesis That Glucagon-like Peptide-1 Receptor Agonists Exert Immediate and Multifaceted Effects by Activating Adenosine Monophosphate-Activate Protein Kinase (AMPK).Life (Basel, Switzerland) · 2025Article
- Association of glycemic control with Long COVID in patients with type 2 diabetes: findings from the National COVID Cohort Collaborative (N3C).BMJ open diabetes research & care · 2025Article
- Early Use of Liraglutide for the Treatment of Acute COVID-19 Infection: An Open-Label Single-Center Phase II Safety Study with Biomarker Profiling.Infectious disease reports · 2025Article
Corrections and comments
PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.
Authors and funding
19 authors.
Funding
No grant is acknowledged in the PubMed record.
Abstract
The marked sentences are the ones the graph read a number from.
backgroundPatients with overweight and obesity are at increased risk of death from multiple causes, including cardiovascular (CV) death, with few therapies proven to reduce the risk.
objectivesThis study sought to assess the effect of semaglutide 2.4 mg on all-cause death, CV death, and non-CV death, including subcategories of death and death from coronavirus disease-2019 (COVID-19).
methodsThe SELECT (Semaglutide Effects on Cardiovascular Outcomes in Patients With Overweight or Obesity) trial randomized 17,604 participants ≥45 years of age with a body mass index ≥27 kg/m
resultsOf 833 deaths, 485 (58%) were CV deaths, and 348 (42%) were non-CV deaths. Participants assigned to semaglutide vs placebo had lower rates of all-cause death (HR: 0.81; 95% CI: 0.71-0.93), CV death (HR: 0.85; 95% CI: 0.71-1.01), and non-CV death (HR: 0.77; 95% CI: 0.62-0.95). The most common causes of CV death with semaglutide vs placebo were sudden cardiac death (98 vs 109; HR: 0.89; 95% CI: 0.68-1.17) and undetermined death (77 vs 90; HR: 0.85; 95% CI: 0.63-1.15). Infection was the most common cause of non-CV death and occurred at a lower rate in the semaglutide vs the placebo group (62 vs 87; HR: 0.71; 95% CI: 0.51-0.98). Semaglutide did not reduce incident COVID-19; however, among participants who developed COVID-19, fewer participants treated with semaglutide had COVID-19-related serious adverse events (232 vs 277; P = 0.04) or died of COVID-19 (43 vs 65; HR: 0.66; 95% CI: 0.44-0.96). High rates of infectious deaths occurred during the COVID-19 pandemic, with less infectious death in the semaglutide arm, and resulted in fewer participants in the placebo group being at risk for CV death.
conclusionsCompared to placebo, patients treated with semaglutide 2.4 mg had lower rates of all-cause death, driven similarly by CV and non-CV death. The lower rate of non-CV death with semaglutide was predominantly because of fewer infectious deaths. These findings highlight the effect of semaglutide on mortality across a broad population of patients with CV disease and obesity. (Semaglutide Effects on Cardiovascular Outcomes in Patients With Overweight or Obesity [SELECT]; NCT03574597).
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Registered trials
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 Socratic graph.