ArticleFrontiers in endocrinology2017
Efficacy of Follicle-Stimulating Hormone (FSH) Alone, FSH + Luteinizing Hormone, Human Menopausal Gonadotropin or FSH + Human Chorionic Gonadotropin on Assisted Reproductive Technology Outcomes in the "Personalized" Medicine Era: A Meta-analysis.
Article in Frontiers in endocrinology, 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. It is linked to 2 registered trials, which are not on this map. Cited by 52 papers, 6 of them syntheses that pooled 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.
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.
Pharmacodynamics and Safety of Human Recombinant Luteinising Hormone in Hypogonadotropic Hypogonadal Men
Optimal Stimulation of Hypo-responders Undergoing IVF: a Prospective, Randomized, Controlled Trial
Who cites it
52 citing papers in PubMed, 6 syntheses or guidelines pooled it, 104 citations in OpenAlex.
- Comparative Effectiveness of Recombinant Human Follicle-Stimulating Hormone:Recombinant Human Luteinizing Hormone in a 2:1 Ratio versus Highly Purified Human Menopausal Gonadotropin Alone in Ovarian Stimulation for Medically Assisted Reproduction Treatment Using in vitro Fertilization/Intracytoplasmic Sperm Injection: A Systematic Review and Meta-Analysis.Gynecologic and obstetric investigation · 2026Pooled it
- Luteinizing hormone activity in ovarian stimulation: comparative efficacy and safety of gonadotropinsFrontiers in endocrinology · 2026Pooled it
- Recombinant human luteinizing hormone co-treatment in ovarian stimulation for assisted reproductive technology in women of advanced reproductive age: a systematic review and meta-analysis of randomized controlled trials.Reproductive biology and endocrinology : RB&E · 2021Pooled it
- Luteal Phase Support Using Subcutaneous Progesterone: A Systematic Review.Frontiers in reproductive health · 2021Pooled it
- DuoStim - a reproducible strategy to obtain more oocytes and competent embryos in a short time-frame aimed at fertility preservation and IVF purposes. A systematic review.Upsala journal of medical sciences · 2020Pooled it
- The role of recombinant LH in women with hypo-response to controlled ovarian stimulation: a systematic review and meta-analysis.Reproductive biology and endocrinology : RB&E · 2019Pooled it
- Efficacy of uterine flushing with human chorionic gonadotropin (hCG) on pregnancy rates in primary unexplained infertility: a randomized controlled trial.European journal of medical research · 2024Trial
- A Randomized Controlled Trial on the Efficacy and Safety of Low-Dose hCG in a Short Protocol with GnRH Agonist and Ovarian Stimulation with Recombinant FSH (rFSH) During the Follicular Phase in Infertile Women Undergoing ART.Reproductive sciences (Thousand Oaks, Calif.) · 2022Trial
- Comparing clinical outcomes of rFSH versus rFSH+HP-hMG in women undergoing in vitro fertilization-embryo transfer in real‑world practice: a retrospective study.Scientific reports · 2026Article
- LHCGR phamacodynamic effects during follicular maturation.Frontiers in endocrinology · 2026Review
- A drop in serum estradiol levels during GnRH antagonist cotreatment in cycles stimulated with gonadotropins is associated with lower cumulative live birth rates.Frontiers in endocrinology · 2026Article
- Article
- Modified clomiphene citrate protocol versus gonadotropin-releasing hormone antagonist protocol inFrontiers in endocrinology · 2026Article
- Luteinizing hormone supplementation and cumulative live birth rate in assisted reproductive technology cycles among women of advanced reproductive age.Frontiers in endocrinology · 2026Article
- Three different protocols for pituitary suppression: progestins (dydrogesterone or medroxyprogesterone acetate) versus GnRH antagonist-balancing efficacy and cost in ovarian stimulation.Journal of assisted reproduction and genetics · 2025Article
- Assisted Reproductive Technology: A Ray of Hope for Infertility.ACS omega · 2025Review
- Comparative efficacy of r-hFSH Alfa + r-LH versus r-hFSH delta + hMG in poor ovarian responders.Frontiers in endocrinology · 2025Article
- Commentary: FSH receptor N680S genotype-guided gonadotropin choice increases cumulative pregnancy and live birth rates afterFrontiers in endocrinology · 2025Article
- Management of LH/FSH deficiency among assisted reproduction specialists in Spain: a Delphi consensus.Frontiers in endocrinology · 2025Article
- Article
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Authors and funding
4 authors at 3 institutions in 1 country.
Funding
No grant is acknowledged in the PubMed record.
Abstract
settingLuteinizing hormone (LH) and human chorionic gonadotropin (hCG) act on the same receptor, activating different signal transduction pathways. The role of LH or hCG addition to follicle-stimulating hormone (FSH) as well as menopausal gonadotropins (human menopausal gonadotropin; hMG) in controlled ovarian stimulation (COS) is debated.
objectiveTo compare FSH + LH, or FSH + hCG or hMG vs. FSH alone on COS outcomes.
designA meta-analysis according to PRISMA statement and Cochrane Collaboration was performed, including prospective, controlled clinical trials published until July 2016, enrolling women treated with FSH alone or combined with other gonadotropins. Trials enrolling women with polycystic ovarian syndrome were excluded (PROSPERO registration no. CRD42016048404).
resultsConsidering 70 studies, the administration of FSH alone resulted in higher number of oocytes retrieved than FSH + LH or hMG. The MII oocytes number did not change when FSH alone was compared to FSH + LH, FSH + hCG, or hMG. Embryo number and implantation rate were higher when hMG was used instead of FSH alone. Pregnancy rate was significantly higher in FSH + LH-treated group vs. others. Only 12 studies reported live birth rate, not providing protocol-dependent differences. Patients' stratification by GnRH agonist/antagonist identified patient subgroups benefiting from specific drug combinations.
conclusionIn COS, FSH alone results in higher oocyte number. HMG improves the collection of mature oocytes, embryos, and increases implantation rate. On the other hand, LH addition leads to higher pregnancy rate. This study supports the concept of a different clinical action of gonadotropins in COS, reflecting previous
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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 OpenQuestion graph.