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Browse the failure-mode index

12,244 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 ReportMedicine

Lack of Association Between Dietary Fiber Intake and Kidney Failure Among Patients With Chronic Kidney Disease: The Chronic Kidney Disease-Japan Cohort Study.

Hattori K, Sakaguchi Y, Isaka Y et al. · 2025 · Journal of renal nutrition : the official journal of the Council on Renal Nutrition of the National Kidney Foundation

Objective It remains unclear whether dietary fiber intake improves kidney outcome. The objective of our study was to examine the association between dietary fiber intake and the risk of kidney failure among patients with proteinuric…

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Negative / Null Result ReportMedicine

SARS-CoV-2 Vaccination and Disorders of Menstruation: A Population-Based Cohort Study.

Velez MP, Treacy K, Shellenberger J et al. · 2025 · Journal of obstetrics and gynaecology Canada : JOGC = Journal d'obstetrique et gynecologie du Canada : JOGC

This population-based study evaluated the association between SARS-CoV-2 vaccination and disorders of menstruation among all women in Ontario aged 18-44 years. Study exposure was receipt of a first dose of any SARS-CoV-2 vaccine from…

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Negative / Null Result ReportMedicine

The role of susceptibility weighted imaging as a substitute to post-contrast T1-weighed images in detection of active multiple sclerosis lesions.

Rashad Ali F, Teiba MK, Sheha AS et al. · 2026 · Clinical radiology

Background and purpose Magnetic susceptibility levels of multiple sclerosis plaques increase as they convert from the active enhancing stage to the chronic or inactive nonenhancing stages. The purpose of our study was to discern whether a…

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Negative / Null Result ReportOpen accessMedicine

Evaluation of the therapeutic value of conventional transpedal lymphography for the treatment of inguinal lymphatic fistulas after lymphadenectomy.

Wolfram C, Vogl TJ, Eichler K et al. · 2026 · CVIR endovascular

Purpose To evaluate therapeutic effectiveness and safety of lipiodol-based conservative transpedal lymphangiography in sealing persistent inguinal lymphatic fistulas after lymphadenectomy and to determine whether therapeutic success is…

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Negative / Null Result ReportMedicine

The Relationships Between Cochlear Nerve Health and AzBio Sentence Scores in Quiet and Noise in Postlingually Deafened Adult Cochlear Implant Users.

Gao Z, Yuan Y, Oleson JJ et al. · 2026 · Ear and hearing

Objectives This study investigated the relationships between the cochlear nerve (CN) health and sentence-level speech perception outcomes measured in quiet and noise in postlingually deafened adult cochlear implant (CI) users. Design Study…

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Negative / Null Result ReportMedicine

Lack of association between chronological age and fisher group and poor outcomes in older patients with severe-grade aneurysmal subarachnoid hemorrhage: a nationwide registry study in Japan.

Suzuki K, Sato H, Sorimachi T et al. · 2025 · Neurosurgical review

Older age and Fisher group scores predict poor outcomes in patients with aneurysmal subarachnoid hemorrhage (aSAH). However, among aging societies, treatment indications and decisions in older patients with severe-grade aSAH (World…

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Negative / Null Result ReportMedicine

Gestational weight gain and postpartum depressive symptoms in high-income women with low and late fertility.

Zanardo V, Polver S, Zanardo B et al. · 2025 · European journal of obstetrics, gynecology, and reproductive biology

Objective This study aimed to investigate the relationship between GWG and postpartum depressive symptoms among high income women with 'low and late fertility', combined into a single category. Methods We examined the impact of low and…

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Negative / Null Result ReportOpen accessMedicine

Distribution of Plasmodium falciparum apical membrane antigen-1 cluster one loop haplotypes and their association with malaria symptoms in Bandiagara, Mali.

Ouattara A, Adams M, Niangaly A et al. · 2026 · BMC infectious diseases

Although overall malaria incidence has decreased sharply over the past two decades, progress has stalled since 2015. The human host maintains a complex set of interactions with Plasmodium falciparum, the parasite species causing most…

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Negative / Null Result ReportOpen accessMedicine

Lack of concordance among infant social attention measures.

Viktorsson C, Astor K · 2026 · Scientific reports

Infants’ tendency to focus on socially relevant cues is commonly referred to as ‘social attention’ and is often conceptualized as a unified construct. However, few studies have examined the concordance among measures that fall under this…

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Negative / Null Result ReportMedicine

Long-term Ambient Air Pollution Exposure and Coronary Calcium Score in Men: Insights from the DANCAVAS Study.

Mohamed RA, Peronard Mayntz S, Møller JK et al. · 2025 · European journal of preventive cardiology

Aims This study assessed the relationship between air pollution exposure, fine particulate matter ≤2.5 µm (PM2.5) and nitrogen dioxide (NO2), and coronary calcium score (CCS) in a cohort of 60-75-year-old men from the Danish Cardiovascular…

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Negative / Null Result ReportMedicine

Physical activity and health-related quality of life among men with prostate cancer living in remote areas of Quebec A cross-sectional, observational study.

Gendron MP, El-Haouly A · 2025 · Canadian Urological Association journal = Journal de l'Association des urologues du Canada

Introduction The majority (97.5%) of men with prostate cancer (PCa) live for at least five years after diagnosis. The health-related quality of life (HRQoL) of such men is affected by the adverse effects of treatment. Men living in remote…

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Negative / Null Result ReportMedicine

Impact of Lordosis Distribution Index on Proximal Junctional Kyphosis and Clinical Outcomes in Patients Undergoing Thoracolumbar Fusion for Degenerative Flatback Syndrome.

Park JS, Kang DH, Lee CS et al. · 2025 · Spine

Study design Retrospective study using prospectively collected data. Objective To investigate the impact of the lordosis distribution index (LDI) on proximal junctional kyphosis (PJK) and clinical outcomes in patients with degenerative…

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Negative / Null Result ReportMedicine

Academic and Pre-Medical Advising Factors Associated with Admission to the John A. Burns School of Medicine Among Premedical Students at the University of Hawai'i at Mānoa.

Hosoda KK, Shiroma KY, Lee PM et al. · 2026 · Hawai'i journal of health & social welfare

The Medical School Hotline of the University of Hawai'i John A. Burns School of Medicine was founded in 1993, by Satoru Izutu PhD (former vice-dean of UH JABSOM). It is edited by Kathleen Kihmm Connolly PhD, HJH&W Contributing Editor.…

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Negative / Null Result ReportMedicine

The Value of Anti-Drug Antibody Detection in Discriminating Patients from Healthy Controls and Predicting the Gross Motor Functional State in Patients with Pompe Disease.

Aziz-Ahari S, Aminian M, Rahimian A et al. · 2026 · Iranian journal of allergy, asthma, and immunology

Anti-recombinant human acid α-glucosidase (anti-rhGAA) antibody formation is a major challenge in patients with Pompe disease receiving enzyme replacement therapy (ERT). The clinical significance of these antibodies and their detection…

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Negative / Null Result ReportOpen accessMedicine

Radiolucent lines after robotic-assisted surface-matching kinematically aligned UKA: short-term incidence and lack of association with tibial alignment.

Itou J, Kuwasawa A, Nihei K et al. · 2026 · Archives of orthopaedic and trauma surgery

Purpose This study investigated the clinical outcomes of robotic-assisted unicompartmental knee arthroplasty (UKA) performed using a surface-matching kinematic technique that restores native joint morphology without alignment constraints.…

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