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Browse the failure-mode index

19,815 real negative results, null findings, and replication failures · Negative / Null Result Report. 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 Report

Mean resolvent operator of a statistically steady flow

Colin Leclercq, Denis Sipp · 2023 · Journal of Fluid Mechanics

This paper introduces a new operator relevant to input–output analysis of flows in a statistically steady regime far from the steady base flow: the mean resolvent ${{\boldsymbol{\mathsf{R}}}}_0$ . It is defined as the operator predicting,…

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Negative / Null Result Report

What do we know about ‘rape myth’ research and the claim that there is ‘overwhelming evidence’ that juries are prejudiced in rape trials?

Stuart Waiton · 2023 · The International Journal of Evidence & Proof

This paper examines the research by Fiona Leverick and demonstrates the methodological flaws in much of the ‘rape myth’ and mock jury research. Other ideas about rape myths and the ‘justice gap’ are explored and seen to be questionable.…

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Negative / Null Result Report

Superficial parasternal intercostal plane blocks with liposomal bupivacaine did not significantly reduce opioid use after cardiac surgery: a randomized clinical trial

Eric R Simon, Alysan Mallery, John Silva et al. · 2025 · Regional Anesthesia & Pain Medicine

Background Acute pain after cardiac surgery via median sternotomy is commonly managed with multimodal analgesia, but optimal regional techniques remain uncertain. Superficial parasternal intercostal plane (SPIP) blocks have shown promise…

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Negative / Null Result Report

Liquid fermented cereals with added Pediococcus acidilactici did not reduce post-weaning diarrhea in pigs – an Escherichia coli challenge study

Jiajia Xu, Samantha Joan Noel, Charlotte Lauridsen et al. · 2023 · Frontiers in Veterinary Science

The effect of feeding fermented liquid feed (FLF) with added Pediococcus acidilactici to weaning piglets challenged with enterotoxigenic Escherichia coli (ETEC) F4 on aspects of diarrhea, performance, immune responses, and intestinal…

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Negative / Null Result Report

Partial trailside Japanese barberry (Ranunculales: Berberidaceae) removal did not reduce the abundance of questing blacklegged ticks (Acari: Ixodidae)

Susan P Elias, Peter W Rand, Charles B Lubelczyk et al. · 2024 · Environmental Entomology

Abstract In a nature reserve in southern Maine, we removed invasive Japanese barberry (Berberis thunbergii de Candolle) along sections of forested recreational trails that ran through dense barberry infestations. Barberry thickets provide…

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Negative / Null Result Report

Short message service cancellation intervention to reduce integrated sexual health and HIV ‘did not attend’ appointment rates

Andrew Tomkins, Sam Naylor, Emile Morgan · 2018 · International Journal of STD & AIDS

Did not attend (DNA) appointments create a significant impact upon resource and finance efficiency in the NHS. Despite introduction of short-message service (SMS) reminders to our patients, DNA rates remained persistently high. An option…

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Negative / Null Result Report

Deuterium-depletion has no significant impact on the mutation rate of Escherichia coli, deuterium abundance therefore has a probabilistic, not deterministic effect on spontaneous mutagenesis

Walliyulahi Ajibola, Ildikó Karcagi, Gábor Somlyai et al. · 2021 · PLOS ONE

Deuterium (D), the second most abundant isotope of hydrogen is present in natural waters at an approximate concentration of 145–155 ppm (ca. 1.5E-4 atom/atom). D is known to influence various biological processes due to its physical and…

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Negative / Null Result Report

Host Bloodmeal Source Has No Significant Effect on the Fecundity and Subsequent Larval Development Traits of the Progeny in Culicoides furens Poey (Diptera: Ceratopogonidae)

Dinesh Erram, Theodore Vincent Black, Nathan Burkett-Cadena · 2021 · Journal of Medical Entomology

Abstract Culicoides Latreille species (Diptera: Ceratopogonidae) are insects of significant medical and veterinary importance worldwide because their bites can cause major annoyance, allergic reactions, and/or pathogen transmission to…

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Negative / Null Result Report

Thalassemia and assisted reproduction: non-transfusion-dependent thalassemia shows no significant effect on live birth rates after embryo transfer

Li Fan, Liuyan Wei, Ni Tang et al. · 2025 · Frontiers in Cell and Developmental Biology

Background Thalassemia is a hereditary blood disorder that can impact fertility due to various factors such as iron overload and endocrine disruption. While the effects of iron overload on fertility outcomes in transfusion-dependent…

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Negative / Null Result Report

The wild goat of Montecristo Island: did it ever exist?

Spartaco Gippoliti · 2016 · Mammalia

Abstract It has recently been claimed by Masseti that a wild goat survived on Montecristo Island until the first half of the 20th century and that subsequent selection procedures produced a goat that did not resemble any true wild goat. In…

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Negative / Null Result Report

Comparison of intestinal leak pressure between cadaveric canine and commercial synthetic intestinal tissue that did and did not undergo enterotomy

Penny J. Regier, Mark J. Fealey, Stanley E. Kim et al. · 2020 · American Journal of Veterinary Research

Abstract OBJECTIVE To compare initial leak pressure (ILP) between cadaveric canine and synthetic small intestinal segments that did and did not undergo enterotomy. SAMPLE Eight 8-cm grossly normal jejunal segments from 1 canine cadaver and…

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Negative / Null Result Report

What do general adult psychiatry patients think we should call borderline personality disorder? A cross-sectional study to find the most acceptable diagnostic term

David Hayward, Amy Fourie, Donald MacIntyre et al. · 2025 · BJPsych Bulletin

Aims and method To determine the most acceptable term for borderline personality disorder (BPD). We conducted a cross-sectional study of patients who know what it feels like to be diagnosed with a mental disorder. The main outcome measures…

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Negative / Null Result Report

Did the Hospital Readmissions Reduction Program Reduce Readmissions without Hurting Patient Outcomes at High Dual-Proportion Hospitals Prior to Stratification?

Zhiyou Yang, Peter Huckfeldt, Jose J. Escarce et al. · 2022 · INQUIRY: The Journal of Health Care Organization, Provision, and Financing

Since the implementation of Medicare’s Hospital Readmissions Reduction Program (HRRP), safety-net hospitals have received a disproportionate share of financial penalties for excess readmissions, raising concerns about the fairness of the…

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Negative / Null Result Report

Declined use of cervical ripening balloon did not reduce the incidence of umbilical cord prolapse in Japan

Junichi Hasegawa, Akihiko Sekizawa, Tatsuya Arakaki et al. · 2020 · Journal of Obstetrics and Gynaecology Research

Abstract Aim To clarify whether the incidence of umbilical cord prolapse (UCP) at delivery is related to the cervical ripening balloon (CRB). Methods A postal questionnaire study was conducted in 2018 in institutions providing maternity…

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Negative / Null Result Report

Ventricular Topology in Congenital Heart Defects Associated with Heterotaxy: Can We Find Patterns Reflecting the Syndrome-Specific Tendency for Visceral Symmetry?

Takhfif Othman, Abdulsalam Mohammad Adnan Alsaiad, Abdulraouf M. Z. Jijeh et al. · 2025 · Journal of Cardiovascular Development and Disease

Heterotaxy syndrome is characterized by a tendency for bilaterally symmetric arrangement (isomerism) of inner organs. It is frequently associated with complex congenital heart defects (CHDs). In “heterotaxic” hearts, the tendency for…

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