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Browse the failure-mode index

21,216 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 ReportNeuroscience

Rho Kinase Inhibitor Fasudil Regulates Microglia Polarization and Function

Haifei Zhang, Yànhuá Lǐ, Jie‐Zhong Yu et al. · 2013 · NeuroImmunoModulation

Macrophages/microglia exhibit phenotypic and functional heterogeneity under physiological and pathological conditions. Owing to this heterogeneity, the polarization of macrophages/microglia is capable of effecting both detrimental and…

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Negative / Null Result ReportOpen accessPsychology

Mentalization-Based Treatment for Concurrent Borderline Personality Disorder and Substance Use Disorder: A Randomized Controlled Feasibility Study

Björn Philips, Peter Wennberg, Per Konradsson et al. · 2018 · European Addiction Research

AIMS: There is a scarcity of clinical trials on psychological treatments for concurrent borderline personality disorder (BPD) and substance use disorder (SUD). Mentalization-based treatment (MBT) have shown efficacy in several trials on…

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Negative / Null Result ReportEngineering

Hemolysis During Cardiac Extracorporeal Membrane Oxygenation: A Case-Control Comparison of Roller Pumps and Centrifugal Pumps in a Pediatric Population

Jonathan W. Byrnes, Wes McKamie, Christopher J. Swearingen et al. · 2011 · ASAIO Journal

Extracorporeal membrane oxygenation (ECMO) is a lifesaving therapy, which has been used for the support of children with a broad range of diseases. Two pumps of differing mechanisms have been used to generate the extracorporeal flow:…

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Negative / Null Result ReportOpen accessMedicine

A Randomized Phase II/III Study of Dalotuzumab in Combination With Cetuximab and Irinotecan in Chemorefractory,KRASWild-Type, Metastatic Colorectal Cancer

Francesco Sclafani, Tae‐Yop Kim, David Cunningham et al. · 2015 · JNCI Journal of the National Cancer Institute

BACKGROUND: Insulin-like growth factor type 1 receptor (IGF-1R) mediates resistance to epidermal growth factor receptor (EGFR) inhibition and may represent a therapeutic target. We conducted a multicenter, randomized, double blind, phase…

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Negative / Null Result ReportOpen accessMedicine

Antibiotics for acute bronchitis

Susan M. Smith, Tom Fahey, John Smucny et al. · 2017 · Cochrane Database of Systematic Reviews

Background The benefits and risks of antibiotics for acute bronchitis remain unclear despite it being one of the most common illnesses seen in primary care. Objectives To assess the effects of antibiotics in improving outcomes and to…

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Negative / Null Result ReportMedicine

Risperidone versus olanzapine for the treatment of delirium

Sung‐Wan Kim, Joon‐An Yoo, S. Y. Lee et al. · 2010 · Human Psychopharmacology Clinical and Experimental

OBJECTIVE: This study compared the effectiveness of risperidone and olanzapine in the treatment of delirium. METHODS: This was a 7-day, randomized, comparative clinical trial of risperidone and olanzapine in patients with delirium. The…

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Negative / Null Result ReportMedicine

Incidence and Predictors of Intracranial Hemorrhage After Minor Head Trauma in Patients Taking Anticoagulant and Antiplatelet Medication

Edward S. Brewer, B. I. Reznikov, Rebecca F. Liberman et al. · 2010 · The Journal of Trauma: Injury, Infection, and Critical Care

BACKGROUND: The yield of head computed tomography (CT) for patients who suffered head trauma with a presenting Glasgow Coma Scale (GCS) score of 15 has been reported to be low, even in patients who are anticoagulated or on antiplatelet…

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Negative / Null Result ReportOpen accessEconomics, Econometrics and Finance

Tax Composition and Growth: A Broad Cross-Country Perspective

Santiago Acosta Ormaechea, Jiae Yoo, SAcosta Ormaechea@imf.org et al. · 2012 · IMF Working Paper

We investigate the relation between changes in tax composition and long-run economic growth using a new dataset covering a broad cross-section of countries with different income levels. We specifically consider 69 countries with at least…

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Negative / Null Result ReportOpen accessEngineering

Evaluation of biases in remote photoplethysmography methods

Ananyananda Dasari, Sakthi Kumar Arul Prakash, László A. Jeni et al. · 2021 · npj Digital Medicine

This work investigates the estimation biases of remote photoplethysmography (rPPG) methods for pulse rate measurement across diverse demographics. Advances in photoplethysmography (PPG) and rPPG methods have enabled the development of contact and noncontact approaches for continuous monitoring and collection of patient health data. The contagious nature of viruses such as COVID-19 warrants noncontact methods for physiological signal estimation. However, these approaches are subject to estimation biases due to variations in environmental conditions and subject demographics. The performance of c

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Replication FailureOpen accessPhysics and Astronomy

Tests of general relativity with GWTC-3

R. Abbott, H. Abe, F. Acernese et al. · 2025 · Physical review. D/Physical review. D.

The ever-increasing number of detections of gravitational waves from compact binaries by the Advanced LIGO and Advanced Virgo detectors allows us to perform ever-more sensitive tests of general relativity (GR) in the dynamical and…

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Negative / Null Result ReportPsychology

Marital Satisfaction and Communication Behaviors During Sexual and Nonsexual Conflict Discussions in Newlywed Couples: A Pilot Study

Uzma S. Rehman, Erick Janssen, Sarah K. Newhouse et al. · 2011 · Journal of Sex & Marital Therapy

The way couples communicate during conflict discussions has been found to be a reliable predictor of marital satisfaction. However, in previous research, there has been little experimental control over the selection of topics. The present…

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Negative / Null Result ReportOpen accessMedicine

A phase I/II study of veliparib (ABT-888) with radiation and temozolomide in newly diagnosed diffuse pontine glioma: a Pediatric Brain Tumor Consortium study

Patricia Baxter, Jack M. Su, Arzu Onar‐Thomas et al. · 2020 · Neuro-Oncology

BACKGROUND: A Pediatric Brain Tumor Consortium (PBTC) phase I/II trial of veliparib and radiation followed by veliparib and temozolomide (TMZ) was conducted in children with newly diagnosed diffuse intrinsic pontine glioma (DIPG). The…

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Negative / Null Result ReportOpen accessMedicine

Short-Term Changes after a Weight Reduction Intervention in Advanced Diabetic Nephropathy

Allon N. Friedman, Mary Chambers, Lisa M. Kamendulis et al. · 2013 · Clinical Journal of the American Society of Nephrology

BACKGROUND AND OBJECTIVES: Obesity precedes and is strongly linked to the development of type 2 diabetic nephropathy in most patients, yet little is known about the effects of weight reduction on this disease. This study aimed to establish…

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Negative / Null Result ReportOpen accessMedicine

Association of osteopenia and osteoporosis with higher rates of pseudarthrosis and revision surgery in adult patients undergoing single-level lumbar fusion

Syed Khalid, Ravi S. Nunna, Samantha Maasarani et al. · 2020 · Neurosurgical FOCUS

OBJECTIVE: Patients with osteopenia or osteoporosis who require surgery for symptomatic degenerative spondylolisthesis may have higher rates of postoperative pseudarthrosis and need for revision surgery than patients with normal bone…

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Negative / Null Result ReportMedicine

A Randomized Trial of the Off-label Use of Imiquimod, 5%, Cream With vs Without Tazarotene, 0.1%, Gel for the Treatment of Lentigo Maligna, Followed by Conservative Staged Excisions

Mark A. Hyde, Michael L. Hadley, Payam Tristani‐Firouzi et al. · 2012 · Archives of Dermatology

OBJECTIVE: To determine if the complete response rates of lentigo maligna (LM) to imiquimod, 5%, cream can be improved by the addition of a topical retinoid. DESIGN: Prospective randomized study of patients treated with imiquimod alone vs…

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Negative / Null Result ReportOpen accessMedicine

Dendritic cell paucity in mismatch repair–proficient colorectal cancer liver metastases limits immune checkpoint blockade efficacy

William W. Ho, Igor L. Gomes‐Santos, Shuichi Aoki et al. · 2021 · Proceedings of the National Academy of Sciences

Liver metastasis is a major cause of mortality for patients with colorectal cancer (CRC). Mismatch repair-proficient (pMMR) CRCs make up about 95% of metastatic CRCs, and are unresponsive to immune checkpoint blockade (ICB) therapy. Here…

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Negative / Null Result ReportOpen accessSocial Sciences

The unresponsive avenger: More evidence that disinterested third parties do not punish altruistically.

Eric J. Pedersen, William H.B. McAuliffe, Michael E. McCullough · 2018 · Journal of Experimental Psychology General

Many social scientists believe humans possess an evolved motivation to punish violations of norms-including norm violations that do not harm them directly. However, most empirical evidence for so-called altruistic punishment comes from…

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Negative / Null Result ReportOpen accessMedicine

Diagnostic Accuracy of T1-Weighted Dynamic Contrast-Enhanced–MRI and DWI-ADC for Differentiation of Glioblastoma and Primary CNS Lymphoma

Xuling Lin, M. Lee, Olivia Buck et al. · 2016 · American Journal of Neuroradiology

BACKGROUND AND PURPOSE: Glioblastoma and primary CNS lymphoma dictate different neurosurgical strategies; it is critical to distinguish them preoperatively. However, current imaging modalities do not effectively differentiate them. We aimed to examine the use of DWI and T1-weighted dynamic contrast-enhanced–MR imaging as potential discriminative tools. MATERIALS AND METHODS: We retrospectively reviewed 18 patients with primary CNS lymphoma and 36 matched patients with glioblastoma with pretreatment DWI and dynamic contrast-enhanced–MR imaging. VOIs were drawn around the tumor on contrast-enhan

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Failed Experiment ReportOpen accessBiochemistry, Genetics and Molecular Biology

Genetic effects influencing risk for major depressive disorder in China and Europe

Tim B. Bigdeli, Stephan Ripke, Roseann E. Peterson et al. · 2017 · Translational Psychiatry

Abstract Major depressive disorder (MDD) is a common, complex psychiatric disorder and a leading cause of disability worldwide. Despite twin studies indicating its modest heritability (~30–40%), extensive heterogeneity and a complex genetic architecture have complicated efforts to detect associated genetic risk variants. We combined single-nucleotide polymorphism (SNP) summary statistics from the CONVERGE and PGC studies of MDD, representing 10 502 Chinese (5282 cases and 5220 controls) and 18 663 European (9447 cases and 9215 controls) subjects. We determined the fraction of SNPs displaying c

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Negative / Null Result ReportOpen accessAgricultural and Biological Sciences

Factors that influence the implementation of sustainable land management practices by rural households in Tigrai region, Ethiopia

Haftu Etsay, Teklay Negash, Metkel Aregay · 2019 · Ecological Processes

Sustainable land management is considered as one of the useful approaches to combat the threat of various forms of land degradation in Ethiopia. Despite this, there is scant information regarding households’ decision towards the implementation of sustainable land management practices. This paper, therefore, looks into the determinants for the continued use and choice of the sustainable land management practices by smallholder farmers and its productivity effect in three randomly chosen districts in Tigrai region, Ethiopia. The study uses data from household survey and key informant interviews.

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Negative / Null Result ReportOpen accessDecision Sciences

An efficient stock market prediction model using hybrid feature reduction method based on variational autoencoders and recursive feature elimination

Hakan Gündüz · 2021 · Financial Innovation

Abstract In this study, the hourly directions of eight banking stocks in Borsa Istanbul were predicted using linear-based, deep-learning (LSTM) and ensemble learning (LightGBM) models. These models were trained with four different feature sets and their performances were evaluated in terms of accuracy and F-measure metrics. While the first experiments directly used the own stock features as the model inputs, the second experiments utilized reduced stock features through Variational AutoEncoders (VAE). In the last experiments, in order to grasp the effects of the other banking stocks on individ

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Negative / Null Result ReportOpen accessPsychology

Sex Effects on Development of Brain Structure and Executive Functions: Greater Variance than Mean Effects

Lara M. Wierenga, Marieke Bos, Fabienne van Rossenberg et al. · 2019 · Journal of Cognitive Neuroscience

Although male brains have consistently reported to be 8-10% larger than female brains, it remains not well understood whether there are differences between sexes (average or variance) in developmental trajectories. Furthermore, if sex…

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Negative / Null Result ReportOpen accessBiochemistry, Genetics and Molecular Biology

A Genome-Wide Association Study of Neuroticism in a Population-Based Sample

Federico C. F. Calboli, Federica Tozzi, N. W. Galwey et al. · 2010 · PLoS ONE

Neuroticism is a moderately heritable personality trait considered to be a risk factor for developing major depression, anxiety disorders and dementia. We performed a genome-wide association study in 2,235 participants drawn from a population-based study of neuroticism, making this the largest association study for neuroticism to date. Neuroticism was measured by the Eysenck Personality Questionnaire. After Quality Control, we analysed 430,000 autosomal SNPs together with an additional 1.2 million SNPs imputed with high quality from the Hap Map CEU samples. We found a very small effect of popu

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Negative / Null Result ReportOpen accessImmunology and Microbiology

Inflammatory Response of Mast Cells during Influenza A Virus Infection Is Mediated by Active Infection and RIG-I Signaling

Amy C. Graham, Kimberly M. Hilmer, Julianne Zickovich et al. · 2013 · The Journal of Immunology

Influenza A virus (IAV) is a major respiratory pathogen of both humans and animals. The lung is protected from pathogens by alveolar epithelial cells, tissue-resident alveolar macrophages, dendritic cells, and mast cells. The role of…

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Negative / Null Result ReportOpen accessBiochemistry, Genetics and Molecular Biology

Genome-Wide Association Study of Personality Traits in the Long Life Family Study

Harold Bae, Paola Sebastiani, Jenny X. Sun et al. · 2013 · Frontiers in Genetics

Personality traits have been shown to be associated with longevity and healthy aging. In order to discover novel genetic modifiers associated with personality traits as related with longevity, we performed a genome-wide association study (GWAS) on personality factors assessed by NEO-five-factor inventory in individuals enrolled in the Long Life Family Study (LLFS), a study of 583 families (N up to 4595) with clustering for longevity in the United States and Denmark. Three SNPs, in almost perfect LD, associated with agreeableness reached genome-wide significance (p < 10(-8)) and replicated in a

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Negative / Null Result ReportOpen accessMedicine

Coronavirus Disease-2019 in Cancer Patients. A Report of the First 25 Cancer Patients in a Western Country (Italy)

Elisa Maria Stroppa, Ilaria Toscani, Chiara Citterio et al. · 2020 · Future Oncology

Background: We describe cancer patients with coronavirus disease-2019 (COVID-19) infection treated at the Piacenza’s general hospital (north Italy). Materials & methods: 25 cancer patients infected by COVID-19 admitted at the Piacenza’s…

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