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Browse the failure-mode index

12,241 real negative results, null findings, and replication failures in Medicine. Search the index →

WASTE indexes published research — it does not host or republish full papers. Each entry is a metadata record compiled from open scholarly databases; the abstract is shown in full only where the paper is openly licensed, otherwise a short excerpt under fair use. Classifications are automated and approximate.

Negative / Null Result ReportOpen accessMedicine

Gene-specific response to muscle specific kinase agonist antibody in the treatment of congenital myasthenic syndromes.

Ho K, Adjei-Afriyie O, Carmona-Martinez R et al. · 2026 · Brain communications

Congenital myasthenic syndromes (CMS) are a group of rare disorders characterized by fatigable muscle weakness and caused by impaired neuromuscular junction (NMJ) function. CMS symptoms are highly variable, but it can be detrimental and…

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Negative / Null Result ReportMedicine

[Anti-leucine-rich glioma-inactivated 1 antibody-positive encephalitis with a poor response to corticosteroids 2 months after onset of impaired memory: a case report].

Araga Y, Nakamura Y, Sugita C et al. · 2026 · Rinsho shinkeigaku = Clinical neurology

The patient was a 30-year-old man who was admitted to our department 2 months after the onset of anterograde amnesia. Cognitive function tests indicated memory impairment only. MRI FLAIR images of the head showed a high signal in the…

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Negative / Null Result ReportMedicine

Modeling variable interactions using Bayesian networks to identify direct predictors of radiation-induced optic neuropathy after proton therapy: implications for personalized toxicity risk stratification.

Pham TN, Chamseddine I, Lebhertz D et al. · 2026 · Physics in medicine and biology

Introduction. Radiation-induced optic neuropathy (RION) is a rare but functionally-disabling complication of radiotherapy for brain and head/neck tumors. Even with modern proton therapy and adherence to dose constraints, about 6% of…

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Negative / Null Result ReportMedicine

Comparative performance of one-stage and two-stage deep learning models for instance segmentation of overhanging dental restorations on bitewing radiographs.

Hatipoğlu Ö, Başar Ö, Mağat G et al. · 2026 · Scientific reports

Accurate detection of overhanging dental restorations on bitewing radiographs is clinically important but remains challenging due to subtle marginal discrepancies. This study aimed to develop and compare deep learning-based instance…

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Negative / Null Result ReportMedicine

The sonographic subpubic area is a predictor of anal incontinence after a first vaginal delivery: A prospective cohort study.

Packet B, Van Severen R, Cattani L et al. · 2026 · European journal of obstetrics, gynecology, and reproductive biology

Objectives To study the association between the subpubic arch angle and area, the latter a novel estimator of maternal pelvic outlet dimensions, and postpartum anal incontinence. Methods Convenience sample from a prospective observational…

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Negative / Null Result ReportMedicine

Hand therapy or not following collagenase treatment for Dupuytren's disease? A randomized controlled trial.

Aglen T, Matre KH, Selles RW et al. · 2026 · Journal of hand therapy : official journal of the American Society of Hand Therapists

Background Collagenase treatment can improve finger extension and hand function in patients with Dupuytren's disease. The role of hand therapy in enhancing or prolonging these effects remains unclear. Purpose The primary aim was to examine…

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Negative / Null Result ReportMedicine

Psychometric Evaluation and Discriminative Validity of the Short-Form Brief Pain Inventory Across Nociceptive, Neuropathic, and Nociplastic Pain Mechanisms.

Steen JP, Jaiswal KS, Dilipkumar J et al. · 2026 · The journal of pain

The measurement performance of the Short-Form Brief Pain Inventory (BPI-SF) across IASP-recognized pain mechanisms remains unclear. We evaluated the reliability and structural validity of BPI-SF across clinician-assigned predominant…

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Negative / Null Result ReportMedicine

Mature oocyte yield in patients with diminished ovarian reserve treated with luteal estradiol priming with or without GnRH antagonist.

Ghofranian A, Baird M, Reckhow J et al. · 2026 · Minerva obstetrics and gynecology

Background Luteal phase E2 priming is commonly used in patients with DOR to 30 synchronize follicular development before controlled ovarian hyperstimulation (COH). Some protocols 31 incorporate a GnRH antagonist during the luteal phase to…

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Negative / Null Result ReportMedicine

The Effect of PTFE Coating and PTFE Tape Wrapping Abutment Screw After Cyclic Loading: An In Vitro Study.

Kongkhuntian P, Aunmeungtong W, Khongkhunthian P · 2026 · Clinical implant dentistry and related research

Objective This study aimed to compare the effect of PTFE tape wrapping and PTFE-coated titanium alloy screws on the removal torque after cyclic loading and on preload values under repetitive tightening. Methods A total of 60 titanium…

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Negative / Null Result ReportMedicine

Reduction in copper and pesticide levels in grape musts: A new asset for the implementation of bioprotection in oenology.

Tournu E, Tourdot-Maréchal R, Coelho C · 2026 · International journal of food microbiology

Phytosanitary and copper treatments in viticulture are essential to protect vines against biotic and abiotic stresses. However, residues from these treatments can persist in grape musts and wines, potentially raising risks to consumer…

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Negative / Null Result ReportMedicine

Personalized Treatment Selection for Digital Eating Disorder Interventions: A Proof-of-Concept for the Personalized Advantage Index.

McClure Z, Fuller-Tyszkiewicz M, Messer M et al. · 2026 · The International journal of eating disorders

Objective Although a range of evidence-based treatments for eating disorders exist, treatment response varies substantially. The ability to match individuals to a treatment which they are most likely to benefit from may help improve…

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Negative / Null Result ReportMedicine

Can biochar and late-season nitrogen fertilization overcome the sulfur-containing amino acid deficiency and improve oil stability in soybean seeds?

Khatri D, Poudel S, Pun Magar L et al. · 2026 · Frontiers in plant science

Soybean meal quality for monogastric animals is limited by low sulfur-containing amino acids, especially methionine and cysteine, while oil oxidative stability is restricted by the high polyunsaturated fatty acid content. This two-year…

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Negative / Null Result ReportMedicine

A novel face scale and National Early Warning Score 2 prediction model to assess deteriorating patients in hospital wards: A quick visual early warning score study.

Wall A, Fisher JA, Watkinson EK et al. · 2026 · Australian critical care : official journal of the Confederation of Australian Critical Care Nurses

Background Early warning scores like the National Early Warning Score 2 (NEWS2) identify patient deterioration but do not incorporate clinician-intuitive assessment. Previous research suggests facial expressions can be critical indicators…

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Negative / Null Result ReportMedicine

Assessment of Seed Treatments for Management of Pathogens Causing Seed Rot, Seedling Damping-off, and Seedling Root Rot in Alfalfa ( Medicago sativa ).

Larsen LJ, Dornbusch MR, Hines-Snider C et al. · 2026 · Plant disease

Seed rot and damping-off of alfalfa ( Medicago sativa L.) is caused by a soilborne disease complex resulting in thin initial stands of plants with continuing damage during wet soil conditions decreasing forage yields and winter survival.…

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Negative / Null Result ReportMedicine

Communicating Time-to-Event Treatment Effects in Randomized Trials: A Randomized Experiment among General Practitioners.

Giese H, Gaissmaier W, Kuss O et al. · 2026 · Medical decision making : an international journal of the Society for Medical Decision Making

BackgroundTime-to-event outcomes from randomized controlled trials (RCTs) are often communicated without clearly conveying how treatment effects evolve over time. This can limit clinicians' ability to interpret results and support patient…

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Negative / Null Result ReportMedicine

Joint-specific measures improve risk adjustment in total knee arthroplasty: A machine learning approach.

Müller D, Gillani A, Hirschmann MT et al. · 2026 · Knee surgery, sports traumatology, arthroscopy : official journal of the ESSKA

Purpose Accurate risk adjustment in total knee arthroplasty (TKA) is essential for outcome prediction and quality assessment. Most existing prediction models rely solely on patient demographics and comorbidities and do not account for…

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Negative / Null Result ReportMedicine

Acute effects of an individually timed lower-limb post-activation performance enhancement protocol on 50 m front crawl performance and race kinematics in national-level swimmers.

Stanula A, Strzała M, Sadowski W et al. · 2026 · Scientific reports

Post-activation performance enhancement (PAPE) has been proposed as an acute strategy to improve explosive performance, yet its effects on sprint-swimming performance remain unclear, particularly when individualized recovery timing is…

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Negative / Null Result ReportMedicine

<i>Enterobacter</i>-based dietary supplements in both larvae and adult diet affect thermal response of sterile males.

Papadogiorgou G, Koskinioti P, Rodovitis V et al. · 2026 · Bulletin of entomological research

Thermal stress can affect the field performance of sterile males used in the sterile insect technique (SIT). We tested whether adding autoclaved Enterobacter as a dietary supplement improves thermal tolerance in sterile Vienna 8 genetic…

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Negative / Null Result ReportOpen accessMedicine

Multiple Arterial Grafting in Hemodialysis Patients.

Hachiro K, Takashima N, Kamiya K et al. · 2026 · Circulation reports

Background The effectiveness of multiple arterial grafting (MAG) for hemodialysis (HD) patients is unclear. Methods and results We retrospectively analyzed 149 HD patients who underwent either MAG (n=97) or single arterial grafting (SAG)…

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Negative / Null Result ReportMedicine

Evaluation of postoperative analgesia with perioperative electroacupuncture in clinical dog patients undergoing surgery for cranial cruciate ligament rupture (Tibial Tuberosity Advancement).

Lienert M, Stadler L, Kipfer N et al. · 2026 · Veterinary journal (London, England : 1997)

Objectives To investigate the effect of electroacupuncture on postoperative analgesia in dogs undergoing Tibial Tuberosity Advancement surgery. We hypothesise that acupuncture will reduce pain scores and the need for rescue analgesia…

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Negative / Null Result ReportMedicine

Responsiveness and Minimal Important Change of the Haemophilia Activities List in Patients With Inherited Bleeding Disorders.

Blokzijl J, Kuijlaars IAR, Pisters MF et al. · 2026 · Haemophilia : the official journal of the World Federation of Hemophilia

Introduction The Haemophilia Activities List (HAL) is a disease-specific patient-reported outcome measure (PROM) that is widely used in both healthcare and research in people with inherited bleeding disorders (PWBD), but information on…

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Negative / Null Result ReportMedicine

Effect of Piperine Codelivery on the Oral Bioavailability of Cannabidiol: Insights from <i>In Vitro</i> Digestion and <i>In Vivo</i> Pharmacokinetics.

Vardanega R, Lüdtke FL, Loureiro L et al. · 2026 · Journal of agricultural and food chemistry

This study investigated whether coencapsulation of cannabidiol (CBD) and piperine (PIP) in food-grade nanostructured lipid carriers (NLCs) enhances the CBD oral bioavailability. NLCs containing long-chain fatty acids were formulated with…

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