Efficacy and Safety of Semaglutide 2.4 MG Once-Weekly in Adults With Overweight or Obesity and Type 2 Diabetes (STEP 2)
Notice bibliographique
Résumé
Abstract Background: In people with overweight/obesity and type 2 diabetes (T2D), achievement of weight loss can be a challenge. STEP 2 investigated the efficacy and safety of semaglutide 2.4 mg for weight management in adults with overweight/obesity and T2D. Methods: This randomized, double-blind, double-dummy, placebo-controlled, phase 3 trial was conducted at 149 sites across 12 countries (NCT03552757). Adults aged ≥18 years with body mass index (BMI) ≥27 kg/m2, T2D, HbA1c between 7–10% (53–86 mmol/mol), and receiving ≤3 oral glucose-lowering agents were randomized 1:1:1 to once-weekly subcutaneous (s.c.) semaglutide 2.4 mg or 1.0 mg, or placebo, as adjunct to a reduced-calorie diet and increased physical activity for 68 weeks. The co-primary endpoints were percentage change in body weight and proportion of participants achieving weight loss ≥5% for semaglutide 2.4 mg vs placebo. Cardiovascular risk factors, glycemia and safety/tolerability were also assessed. Two estimands were defined: treatment policy and trial product; results are presented for the treatment policy estimand, unless stated otherwise. Results: 1,210 participants (mean: age 55 years, body weight 99.8 kg, BMI 35.7 kg/m2, HbA1c 8.1%, diabetes duration 8.0 years; 50.9% female) were randomized. Mean body weight change from baseline to week 68 was −9.6% with semaglutide 2.4 mg vs −3.4% with placebo (estimated treatment difference [ETD]: −6.2%; 95% confidence interval [CI]: −7.3, −5.2; p<0.0001) and −7.0% for semaglutide 1.0 mg (ETD for semaglutide 2.4 mg vs 1.0 mg: −2.7%; 95% CI: −3.7, −1.6; p<0.0001). Similar results were obtained with the trial product estimand: mean body weight change −10.6% for semaglutide 2.4 mg vs −3.1% for placebo (ETD: −7.6%; 95% CI: −8.6, −6.6; p<0.0001) and 7.6% for semaglutide 1.0 mg (ETD vs semaglutide 2.4 mg: −3.1%; 95% CI: −4.1, −2.1; p<0.0001). Participants on semaglutide 2.4 mg were more likely to achieve weight loss ≥5%, ≥10%, ≥15% and ≥20% vs placebo (68.8% vs 28.5%, 45.6% vs 8.2%, 25.8% vs 3.2% and 13.1% vs 1.6%, respectively; p value for odds ratios <0.0001 for all). Mean change in HbA1c from baseline to week 68 was −1.6% for semaglutide 2.4 mg vs −0.4% for placebo (p<0.0001). Greater improvements with semaglutide 2.4 mg vs placebo were also seen in waist circumference, BMI, systolic blood pressure, fasting plasma glucose, C-reactive protein, and lipids (HDL, VLDL, free fatty acids, and triglycerides) (p<0.05 for all). The most frequent adverse events were gastrointestinal disorders (typically transient and mild-to-moderate), occurring in 57.5%, 63.5% and 34.3% of participants receiving semaglutide 1.0 mg, 2.4 mg and placebo, respectively. Conclusion: Semaglutide 2.4 mg, as adjunct to lifestyle intervention, was efficacious and well tolerated for weight management in adults with overweight or obesity and T2D, providing significantly greater weight loss vs placebo and semaglutide 1.0 mg at week 68.
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Comment cette classification a été obtenuedéplier
Prédiction distillée sur la base complète
Imitation des enseignantsNi prévalence calibrée, ni vérité terrain. Validation humaine à venir. Apprise à partir de 10 348 étiquettes directes de Codex et de 10 348 étiquettes directes de Gemma. Le mode candidate est l'union des têtes enseignantes seuillées; le consensus est leur intersection. Ces sorties portent le statut machine_predicted_unvalidated et ne sont ni des étiquettes humaines ni des étiquettes directes de modèles de pointe.
Scores Codex et Gemma par catégorie
| Catégorie | Codex | Gemma |
|---|---|---|
| Métarecherche | 0,000 | 0,000 |
| Méta-épidémiologie (sens strict) | 0,000 | 0,000 |
| Méta-épidémiologie (sens large) | 0,000 | 0,000 |
| Bibliométrie | 0,000 | 0,000 |
| Études des sciences et des technologies | 0,000 | 0,000 |
| Communication savante | 0,000 | 0,000 |
| Science ouverte | 0,000 | 0,000 |
| Intégrité de la recherche | 0,000 | 0,000 |
| Charge utile insuffisante (le modèle a refusé de juger) | 0,000 | 0,000 |
Scores machine (provisoires)
Les deux têtes enseignantes du modèle étudiant, lues sur ce travail. Un score ordonne la base pour la relecture; il n'affirme jamais une catégorie, et le statut de validation accompagne chaque rangée tel quel.
Scores de référence d'un modèle non mature (critères de maturité non atteints, 7 itérations). Un score ordonne; il n'affirme jamais une catégorie.
score_only:v0-immature-baseline · tel quel depuis la passe de notation : score_only signifie que le nombre peut ordonner les travaux, et qu'aucune étiquette de catégorie n'en découleClassification
machine, non validéePrédiction automatique; un appel candidat d’une seule tête enseignante, pas un consensus.
Le détail, modèle par modèle et score par score, se trouve en fin de page sous « Comment cette classification a été obtenue ».