ArticleBreast cancer research and treatment2025
Goserelin 3-month depot shows non-inferiority to the monthly formulation in U.S. patients with premenopausal breast cancer: a real-world evidence study.
Article in Breast cancer research and treatment, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 2 papers, 1 of them a synthesis that pooled it.
What it found
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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.
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Who cites it
2 citing papers in PubMed, 1 synthesis or guideline pooled it.
- Three-monthly gonadotropin-releasing hormone agonist for ovarian function suppression in premenopausal breast cancer: a systematic review and meta-analysis.Breast cancer research and treatment · 2026Pooled it
- Ovarian Function Suppression in Premenopausal Hormone Receptor-Positive Early Breast Cancer: A Comprehensive Review.Journal of breast cancer · 2026Review
Corrections and comments
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Authors and funding
10 authors.
Funding
No grant is acknowledged in the PubMed record.
Abstract
purposeClinical trials demonstrated every 3-month goserelin 10.8 mg to be non-inferior to monthly goserelin 3.6 mg in premenopausal patients with ER-positive breast cancer. However, real-world studies comparing 3-month goserelin 10.8 mg with monthly goserelin 3.6 mg are scarce.
methodsElectronic medical records from the ConcertAI Patient360™ database were analyzed in U.S. patients exposed to goserelin 3.6 mg or 10.8 mg post-breast cancer diagnosis. Inverse probability of treatment weighting (IPTW) was used to ensure the comparability between the two cohorts (goserelin 3.6 mg and goserelin 10.8 mg). The non-inferiority of goserelin 10.8 mg compared with goserelin 3.6 mg was assessed by 12-month real-world event-free survival (rwEFS) rates (- 15% margin) for the overall group of patients and separately for patients with early-stage/locally advanced and metastatic breast cancer.
resultsA total of 575 patients received goserelin 3.6 mg and 123 received goserelin 10.8 mg. Goserelin 10.8 mg was non-inferior to goserelin 3.6 mg based on observed 12-month rwEFS rates (79.2% versus 76.6%, respectively; treatment difference 2.7%). Goserelin 10.8 mg was observed to be non-inferior in patients who initiated goserelin in early-stage/locally advanced (treatment difference - 2.3%) and metastatic (treatment difference 10.4%) breast cancer.
conclusionThis real-world analysis indicates that 3-month goserelin 10.8 mg is non-inferior to monthly 3.6 mg among premenopausal women with breast cancer in terms of 12-month rwEFS rate. These findings may support the use of the 3-month goserelin 10.8 mg as an alternative treatment option to monthly goserelin 3.6 mg for this patient population.
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