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Browse the failure-mode index

21,770 real negative results, null findings, and replication failures. 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

Relationship of the Wound, Ischemia, and Foot Infection Stage with Frailty, Disability, Quality of Life, and One-Year Outcomes in All-Comers with Chronic Limb-Threatening Ischemia: Single-Center Prospective Cohort Study.

Houghton JSM, Black I, Meffen A et al. · 2026 · Annals of vascular surgery

Background The wound, ischemia and foot infection (WIfI) classification system has been widely adopted in chronic limb-threatening ischemia (CLTI) management. Primary aim was to prospectively investigate the association of WIfI stage with…

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Negative / Null Result ReportMedicine

The Characteristics of Peripheral Blood Lymphocyte Subsets in HIV-related Diffuse Large B-cell Lymphoma Patients and Their Impact on Treatment Efficacy.

Xiang H, Lin C, Chen S et al. · 2025 · Current HIV research

Introduction Peripheral blood lymphocyte subsets have been shown to influence prognosis in HIV-associated Diffuse Large B-Cell Lymphoma (HIV-DLBCL), a rare and highly aggressive form of non-Hodgkin's lymphoma linked to immunosuppression…

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Negative / Null Result ReportMedicine

Suicidal Communications in Adults with Borderline Personality Disorder: Clinical Correlates and Treatment Response to Dialectical Behavior Therapy.

Bitran AM, Kleiman EM, Rizvi SL · 2026 · Archives of suicide research : official journal of the International Academy for Suicide Research

Objective Suicidal communications (SCs)-also known as suicide threats or "gestures," whereby an individual verbally or behaviorally signals suicidal intent-present a serious challenge to clinicians and loved ones, who may struggle to…

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Negative / Null Result ReportOpen accessMedicine

Comment on "Post-stroke cognitive impairment and fatigue in patients with white matter hyperintensities: A prospective cohort study".

Mehta R, Sah R · 2025 · Cerebral circulation - cognition and behavior

•SDMT drop at baseline linked to higher Fazekas (WMH) scores.•No follow-up MoCA/SDMT association after multiple correction.•Practice effects likely inflated cognitive test recovery scores.•High attrition biased against fatigue and…

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Replication FailureOpen accessMedicine

Lack of association between <i>MALAT1</i> rs591291 and rs3200401 polymorphisms and venous malformation risk in the Chinese pediatric population.

Lin X, Ou J, Wu G et al. · 2025 · Biochemistry and biophysics reports

Introduction Venous malformations are the most common congenital vascular anomaly, accounting for 65 % of all congenital vascular abnormalities. This study aims to investigate the correlation between genetic polymorphisms of MALAT1 and the…

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Negative / Null Result ReportOpen accessMedicine

Genital tract infections, antiretroviral treatment and HIV-1 viral load in early postpartum women: : implications for sexual and breastfeeding HIV transmission.

Govender V, Govender K, Moodley D · 2026 · BMC infectious diseases

BACKGROUND: Maintaining viral suppression in the postpartum period is critical for preventing HIV transmission to sexual partners and breastfed infants. Despite systemic viral suppression, genital HIV shedding may still occur in some…

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Negative / Null Result ReportMedicine

Lack of Association of Chronological Age and Antithrombotic Agents With Acute Intracranial Hemorrhage in the Group of Older Adults With Traumatic Brain Injury.

Kambara M, Ikawa F, Hidaka T et al. · 2025 · Neurosurgery

Background and objectives Some reports suggest that older patients with traumatic brain injury (TBI) are more likely to experience acute intracranial hemorrhage, resulting in poor outcomes. However, the association between precise…

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Negative / Null Result ReportMedicine

Lack of Association Between Hemoglobin A1c and Continuous Glucose Monitor Metrics Among Individuals with Prediabetes and Normoglycemia.

Rodriguez JA, Palermo NE, Song W et al. · 2026 · Diabetes technology & therapeutics

Continuous glucose monitors (CGMs) are becoming increasingly available, yet the relationship between CGM metrics and hemoglobin A1c (HbA1c) among individuals with prediabetes and normoglycemia remains unclear. We examined associations…

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Negative / Null Result ReportOpen accessMedicine

Age predominates as associate than reproductive health stage for 5 min heart rate variability in middle aged women- a cross-sectional study from Gujarat, India.

Solanki JD, Joshi DR, Atodaria KA et al. · 2025 · Journal of family medicine and primary care

Introduction Cardiovascular health is adversely affected by menopausal transition with reduced heart rate variability (HRV) as a manifest. Electrocardiogram (ECG) based 5 min HRV has worsening trend from premenopausal to postmenopausal…

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Negative / Null Result ReportMedicine

Plasma Inflammatory Biomarkers Lack Strong Association With Cognitive Outcomes Among Young Adults With Perinatal HIV Exposure and/or Acquisition.

McHenry MS, Huo Y, Williams PL et al. · 2026 · Journal of acquired immune deficiency syndromes (1999)

Background Our objective was to evaluate the association between inflammatory biomarkers and NIH Toolbox cognitive outcomes in young adults with perinatal HIV exposure but uninfected (YAPHEU) and those with perinatal HIV (YAPHIV), with or…

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Negative / Null Result Report

Specimen-tailored “lived” climate reveals precipitation onset and amount best predict specimen phenology, but only weakly predict estimated reproduction across a clade

Bontrager M, Worthy SJ, Leventhal L et al. · 2025 · Preprint

Summary Herbarium specimens are broadly distributed in space and time, enabling investigation of climate impacts on phenology and fitness. We reconstructed specimen “lived” climate from knowledge of germination cues and collection dates…

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Negative / Null Result ReportMedicine

Is Obesity a Factor in Lethal Opioid Toxicity?

Hunter JWS, Van Den Heuvel C, Stephenson L et al. · 2025 · The American journal of forensic medicine and pathology

Abstract Both obesity and opioid abuse are increasing in numbers globally. As these entities may be associated with significant respiratory compromise, it was hypothesized that synergism may occur and that as a result of this obese…

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Negative / Null Result ReportOpen accessMedicine

Is glucose-6-phosphate dehydrogenase deficiency associated with COVID-19 infection, severity, and death? A cohort study from the Brazilian Amazon.

Dias ALB, Nascimento JR, Brito-Sousa JD et al. · 2025 · PloS one

Background Glucose-6-phosphate dehydrogenase deficiency (G6PDd) is a common genetic disorder that impairs the cellular antioxidant response and has been hypothesized as a potential risk factor for severe outcomes in viral infections,…

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