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Browse the failure-mode index

12,248 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

The Effect of 5G Mobile Phone Electromagnetic Exposure on Corticospinal and Intracortical Excitability in Healthy Adults: A Randomized Controlled Pilot Study.

Torkan A, Zoghi M, Foroughimehr N et al. · 2025 · Brain sciences

Background Research on the impact of 5G mobile phone electromagnetic exposure on corticospinal excitability and intracortical mechanisms is still poorly understood. Objective This randomized controlled pilot study explored the effects of…

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Negative / Null Result ReportMedicine

Impact of multi-site clinical trial results on clinical practice: Use of risperidone to treat PTSD nationally in the veterans health administration.

Rosenheck R, Kurtz SG, Anand ST et al. · 2023 · Psychiatry research

Multi-site randomized effectiveness trials evaluate treatments under real-world conditions. Whether results change practice is under-studied. A 6-month 26-site Veterans Health Administration (VHA) cooperative study published in 2011…

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Negative / Null Result ReportMedicine

Statins and Cancer Prevention-Association Does Not Mean Causation.

Das S, Freedland SJ · 2023 · Cancer prevention research (Philadelphia, Pa.)

Statins are widely prescribed medications that inhibit 3-hydroxy-3-methyl-glutaryl-coenzyme A (HMG CoA) reductase and therefore reduce cholesterol synthesis. Given the key role of cholesterol in cancer, statins may therefore have…

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Negative / Null Result ReportOpen accessMedicine

No associations between blood pressure and brain volumes in a convenience sample of Hispanic/Latino middle-aged and older adults.

Costa CL, Araujo-Menendez CEE, Lawrence A et al. · 2026 · Frontiers in aging neuroscience

Background High blood pressure (BP) is a known risk factor for dementia, but the relationships between BP and gross brain volumes are mixed and are understudied in groups who are at particularly high risk for dementia, such as…

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Negative / Null Result ReportMedicine

Vitamin D in the prevention or treatment of COVID-19.

Martineau AR · 2023 · The Proceedings of the Nutrition Society

This review summarises evidence relating to a potential role for vitamin D supplementation in the prevention or treatment of coronavirus disease 2019 (COVID-19). Laboratory studies show that the active vitamin D metabolite…

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Negative / Null Result ReportOpen accessMedicine

An examination of sleep spindle metrics in the Sleep Heart Health Study: superiority of automated spindle detection over total sigma power in assessing age-related spindle decline.

Palepu K, Sadeghi K, Kleinschmidt DF et al. · 2023 · BMC neurology

Background Sleep spindle activity is commonly estimated by measuring sigma power during stage 2 non-rapid eye movement (NREM2) sleep. However, spindles account for little of the total NREM2 interval and therefore sigma power over the…

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Negative / Null Result ReportOpen accessMedicine

Investigating the replicability of preclinical cancer biology.

Errington TM, Mathur M, Soderberg CK et al. · 2021 · eLife

Replicability is an important feature of scientific research, but aspects of contemporary research culture, such as an emphasis on novelty, can make replicability seem less important than it should be. The Reproducibility Project: Cancer…

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Negative / Null Result ReportMedicine

Year 1 Impact of Offering Non-Emergency Medical Transportation on Care Utilization Among Low-Income and Disabled Beneficiaries in Medicare Advantage.

Ianni KM, Chernew ME, McWilliams JM · 2026 · Health services research

Objective To examine the effects of offering non-emergency medical transportation (NEMT) on care utilization among low-income and disabled beneficiaries in Medicare Advantage (MA). Study setting and design We leveraged the 2019 expansion…

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Failed Experiment ReportMedicine

A mixed methods evaluation of a motivational enhancement intervention to increase SARS-CoV-2 testing among people experiencing houselessness and people who inject drugs.

Mauricio AM, Cioffi CC, Sanders AM et al. · 2025 · Psychological services

This explanatory sequential mixed methods hybrid Type 1 study examined the efficacy and implementation of Connect2Test, a brief motivational enhancement intervention to increase SARS-CoV-2 testing among people experiencing houselessness…

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Negative / Null Result ReportOpen accessMedicine

Who Likes Extraverts? Testing the Interplay Between Perceiver Needs and Target Appearance in Impression Formation.

Jaeger B, Jones AL, Satchell L et al. · 2026 · International review of social psychology

The role of perceiver differences in impression formation remains relatively poorly understood. One line of research has tried to understand these differences by exploring the role of perceivers' needs and motivations, reasoning that…

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Failed Experiment ReportOpen accessMedicine

Covert-attention shifting superseded: Simple visual search explained by a computational cognitive architecture with early vision limitations, eye movements, and task strategies.

Kieras DE, Meyer DE · 2026 · Psychonomic bulletin & review

This article concerns simple visual-search tasks that require people to respond "yes" or "no" about whether a specified target object is present in stimulus displays containing relatively small numbers of typically simple objects. The…

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Negative / Null Result ReportOpen accessMedicine

Drug sequestration and metabolite formation: key pharmacokinetic challenges for levosimendan use during ECMO support in cardiogenic shock.

Tebib N, Liaudet L, Ltaief Z · 2026 · Journal of intensive care

Background In patients with refractory cardiogenic shock, veno-arterial extracorporeal membrane oxygenation (ECMO) provides temporary circulatory support, but optimal strategies to promote myocardial recovery and facilitate ECMO weaning…

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Replication FailureMedicine

Efficacy, Tolerability, and Safety of TRPC4/5 Inhibitor BI 1358894 in Patients With Major Depressive Disorder and Inadequate Response to Antidepressants: A Phase 2 Randomized, Placebo-Controlled, Parallel Group, Dose-Ranging Trial.

Shelton RC, Pizzagalli DA, Cohen EA et al. · 2025 · The Journal of clinical psychiatry

Objective: To assess proof-of-concept (PoC) for efficacy, tolerability, and safety of TRPC4/5 inhibitor BI 1358894 vs placebo in patients with major depressive disorder (MDD) with inadequate response to ongoing antidepressants. Methods: In…

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Negative / Null Result ReportMedicine

Efficacy and safety of mycophenolate mofetil in patients with high-grade locally advanced or metastatic osteosarcoma (ESMMO): a multicenter, phase II clinical trial.

Koonrungsesomboon N, Teeyakasem P, Dukaew N et al. · 2025 · International journal of clinical oncology

Background Osteosarcoma is a prevalent and aggressive bone malignancy primarily affecting young adults. Despite advances in standard treatment, the 5-year survival rate remains low, highlighting the need for new chemotherapy options.…

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Negative / Null Result ReportMedicine

Best Overall Response-Associated Signature to Doxorubicin in Soft Tissue Sarcomas: A Transcriptomic Analysis from ANNOUNCE.

Liu J, Moura DS, Jones RL et al. · 2024 · Clinical cancer research : an official journal of the American Association for Cancer Research

Purpose This exploratory analysis evaluated the tumor samples of the patients treated with doxorubicin (with or without olaratumab) in a negative phase III ANNOUNCE trial to better understand the complexity of advanced soft tissue sarcomas…

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Negative / Null Result ReportMedicine

Recent Advances in Clinical Trials in Multiple System Atrophy.

Bendetowicz D, Fabbri M, Sirna F et al. · 2024 · Current neurology and neuroscience reports

Purpose of review This review summarizes previous and ongoing neuroprotection trials in multiple system atrophy (MSA), a rare and fatal neurodegenerative disease characterized by parkinsonism, cerebellar, and autonomic dysfunction. It also…

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Negative / Null Result ReportMedicine

Feasibility of advanced composite endpoint analysis: Post-hoc insights from the vitamin intervention for stroke prevention randomized control trial.

Asaithambi G, Castro-Pearson S, Meyer MK et al. · 2023 · Nutrition, metabolism, and cardiovascular diseases : NMCD

Background and aims Stroke is a major cause of mortality and disability, highlighting the importance of prevention. Clinical trials play an important role in evaluating interventions that can maximize stroke prevention. Traditional…

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Negative / Null Result ReportMedicine

Frontal Cortex Stimulation Modulates Attentional Circuits and Increases Anxiety-Potentiated Startle in Anxious Depression.

Poplin T, Kuplicki R, Walker EA et al. · 2025 · Biological psychiatry. Cognitive neuroscience and neuroimaging

Background Major depressive disorder (MDD) with comorbid anxiety presents significant treatment challenges, with high relapse rates and suboptimal outcomes. Transcranial direct current stimulation (tDCS) offers a scalable, noninvasive…

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Negative / Null Result ReportOpen accessMedicine

Go or no-go for treat-to-target in axial spondyloarthritis?

Webers C, Been M, van Tubergen A · 2023 · Current opinion in rheumatology

Purpose of review For almost a decade, treat-to-target (T2T) has been advocated as a management strategy for axial spondyloarthritis (axSpA), despite a lack of trial evidence. Recently, the first and only published T2T trial in axSpA did…

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