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Browse the failure-mode index

21,742 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

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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Negative / Null Result ReportOpen accessMedicine

An open-label, single-arm, dose-escalating concentration-QT study to investigate the cardiac effects and safety of paroxetine in healthy adults.

van Dijkman SC, Félices M, Pandurangavittal B et al. · 2026 · British journal of clinical pharmacology

Aims Paroxetine is a selective serotonin reuptake inhibitor (SSRI), approved for treatment of major depressive disorder and anxiety disorders. Some SSRIs are known to prolong the QT interval; however, clinical evidence to establish a lack…

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Negative / Null Result ReportMedicine

Update on the utilization of complementary therapies by adolescents with asthma in an urban population.

Soffer GK, Feinberg T, Kroll H et al. · 2025 · The Journal of asthma : official journal of the Association for the Care of Asthma

Objectives To assess the prevalence and perceived efficacy of complementary and alternative medicine (CAM) use among urban adolescents with asthma, building on a previous landmark study, and to determine if CAM use varied by asthma…

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Negative / Null Result ReportOpen accessMedicine

Occurrence of CRISPR-Cas genes and lack of association with antibiotic resistance in Shigella isolates collected from patients with diarrhea in Ahvaz, southwest Iran.

Ekrami A, Taheri B, Daneshfar S et al. · 2025 · BMC infectious diseases

BACKGROUND: So far, few studies have examined the association between CRISPR-Cas and antibiotic resistance in Shigella isolates. Hence, this study sought to address this issue in Shigella species isolated from stool samples of patients…

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Negative / Null Result ReportOpen accessMedicine

Ventricular Tachyarrhythmia in a Newborn Baby.

Maclennan APH, Sitner-Medvedovsky E, Varon D et al. · 2024 · Oxford medical case reports

Supraventricular tachycardia (SVT) is a narrow QRS complex tachyarrhythmia with a heart rate above 220 beats per minute in infants and children. Ventricular tachycardia can be due to electrolyte abnormalities, cardiomyopathies, congenital…

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Negative / Null Result ReportMedicine

Association between exposure to pyrethroids and chlorpyrifos at age 5 years and IQ at age 7 years among children from the Odense Child Cohort, a prospective birth cohort study

Normann SS, Andersen HR, Lund LC et al. · 2025 · Environmental Research

Over the past decade, the use of organophosphate insecticides including chlorpyrifos has faced increasing restrictions due to health concerns, leading to a rise in use of pyrethroids. Concerns about neurodevelopmental insults following…

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Negative / Null Result ReportOpen accessMedicine

Automated CT segmentation of kidneys successfully quantifies changes in total kidney volume in ICU patients, a retrospective cohort study.

Biersma AGW, van Leer B, Renes MH et al. · 2026 · BMC nephrology

BACKGROUND: Kidney function is associated with kidney volume. This study aims to explore automated segmentation for measuring total kidney volume (TKV) and to analyse the association between (changes in) TKV and acute kidney injury (AKI)…

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Negative / Null Result ReportOpen accessMedicine

Prediction of success in sports based on assumed individual genetic predisposition: lack of association with the C > T variant in the ACTN3 gene.

Godina E, Khromov-Borisov N, Bondareva E · 2025 · Journal of physiological anthropology

Background Prediction of sports success (sports talent) based on individual genetic characteristics is the main goal of sports genetics/genomics. Most often, markers of predisposition to speed-strength sports, or endurance, are…

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Negative / Null Result ReportMedicine

The acute effects of vaporized cannabis on drivers' hazard perception and risk-taking behaviors in medicinal patients: A within-subjects experiment.

Schiemer C, Horswill MS, Hill A et al. · 2025 · Journal of safety research

Introduction As the medically prescribed use of cannabis flower continues to increase, there is a need to understand how vaporized cannabis can acutely affect driving-related skills and risk-taking behaviors in medicinal populations.…

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Negative / Null Result ReportOpen accessMedicine

Lack of association between the -2549 insertion/deletion variant of vascular endothelial growth factor and coronary artery disease in the Turkish population.

Yigit S, Nursal AF, Celik A et al. · 2024 · Revista da Associacao Medica Brasileira (1992)

Objective Coronary artery disease is the leading cause of death worldwide. Vascular endothelial growth factor is known to induce endothelial cell migration and proliferation, increase vascular permeability, and modulate thrombogenicity.…

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Negative / Null Result ReportOpen accessMedicine

Cord blood DNA methylation and cell-type composition are not significantly associated with severe preeclampsia after cell-type and clinical covariate adjustment.

Yang X, Liu W, Mao Z et al. · 2026 · GigaScience

Background Preeclampsia is a severe pregnancy complication that threatens maternal and neonatal health and well-being. Previous studies on epigenome-wide association studies (EWAS) of preeclampsia produced inconsistent results in cord…

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Negative / Null Result ReportOpen accessMedicine

Relationships in anesthesia work areas between contamination measured as colony-forming units, <i>Staphylococcus aureus</i> detection<i>, and S. aureus</i> transmission.

Bhushan A, Dexter F, Brindeiro C et al. · 2026 · Anesthesiology and perioperative science

Purpose Earlier, patients developed surgical site infection for 2.0% of cases without Staphylococcus aureus transmission through anesthesia work areas, 11% with S. aureus transmitted susceptible to prophylactic antibiotic, and 18% with…

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Negative / Null Result ReportOpen accessMedicine

Are high residual chlorhexidine skin concentrations associated with improved clinical outcomes? Lessons from the CLEAR trial.

Khoja R, Catuna TD, Gussin GM et al. · 2026 · Infection control and hospital epidemiology

Residual chlorhexidine gluconate (CHG) skin concentrations are thought to improve disease prevention. In the Changing Lives by Eradicating Antibiotic Resistance (CLEAR) trial, posthospitalization decolonization of MRSA carriers reduced…

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