A searchable index of real negative results, null findings, and replication failures from the published literature — so you can learn what didn't work before repeating it.
WASTE indexes published research — it does not host or republish full papers. Each entry is a metadata record (title, authors, DOI) compiled from open scholarly databases, with the abstract shown in full only where the paper is openly licensed (e.g. Creative Commons); otherwise a short excerpt is shown for reference under fair use. WASTE classifies each work by failure type; classifications are automated and approximate.
19815 results in Negative / Null Result Report · page 165 of 661
Chao Zhao, Bing Li, KaiYuan Guo · 2023 · Mathematical Biosciences and Engineering
The recognition of martial arts movements with the aid of computers has become crucial because of the vigorous promotion of martial arts education in schools in China to support the national essence and the inclusion of…
Benjamin K. Kogutt, Jeanne S. Sheffield · 2020 · Obstetrics & Gynecology
INTRODUCTION: Pregnancy is an ideal opportunity for women to focus on physical health; however, exercise recommendations are rarely met. At-home fitness is more accessible than ever due to technology-based interventions, and with the…
Zack J. Quirk, Selena Y. Smith, R. Paul Acosta et al. · 2024 · American Journal of Botany
Abstract Premise The ecological conditions that constrain plants to an environmental niche are assumed to be constant through time. While the fossil record has been used previously to test for niche conservatism of woody flowering plants,…
Marie Kostelanska, Karel Holada · 2022 · Molecules
Prion disorders, or transmissible spongiform encephalophaties (TSE), are fatal neurodegenerative diseases affecting mammals. Prion-infectious particles comprise of misfolded pathological prion proteins (PrPTSE). Different TSEs are…
Yujia Wen, Zhixue He, Chen Shen et al. · 2025 · PLOS Computational Biology
Indirect punishment traditionally sustains cooperation in social systems through reputation or norms, often by reducing defectors’ payoffs indirectly. In this study, we redefine indirect punishment for structured populations as a spatially…
Jian-Yong Wang, Lei Cui, Hong-Yi Shi et al. · 2023 · Frontiers in Genetics
Background: DNA methylation plays an important role in Parkinson’s disease (PD) pathogenesis. DNA methyltransferase 1 (DNMT1) is critical for maintaining DNA methylation in mammals. The link between DNMT1 polymorphisms and PD remains…
Brooke D Goodman, Kyle A Lima, Seth Benz et al. · 2025 · Ornithological Applications
Abstract Point counts are integral to bird population monitoring, and multiple methods have been developed to improve their reliability. These methods include multiple-observer protocols, double-sampling, and surveys using autonomous…
Priyanka Majumder, Apu Kumar Saha · 2019 · International Journal of Energy Optimization and Engineering
The operational performance of hydropower plants (HPPs) is largely affected as the output from the plant entirely depends on the rainfall and demand from consumers both of which are compromised due to the vulnerability in climatic patterns…
Caroline R. Toth, Brian J. Schutte · 2024 · Weed Science
Abstract Barley ( Hordeum vulgare L.) and brown mustard [ Brassica juncea (L.) Czern.] are winter cover crops known to produce allelochemicals that suppress plant growth. Incorporating barley or brown mustard residues into the soil before…
María Luz Gámiz, Fernando Navas-Gómez, Rafael Adolfo Nozal Cañadas et al. · 2024 · Machines
Studying the reliability of complex systems using machine learning techniques involves facing a series of technical and practical challenges, ranging from the intrinsic nature of the system and data to the difficulties in modeling and…
Jing Wu · 2022 · Wireless Communications and Mobile Computing
Chinese A‐shares were officially included in the Morgan Stanley Capital International (MSCI) Emerging Markets Index from June 2018. The inclusion of the A‐share market into the MSCI Index is one of the most influential events in the…
Nashwa Mostafa Ali Mohamed, Kamilia Abd-Elhaleem Ahmed Frega, Jawaher Binsuwadan · 2024 · Sustainability
The digital economy is reshaping the global economic landscape, with advancements in artificial intelligence, robotics, and virtual reality revolutionizing industries and transforming how people work and live. While the digital economy has…
K A Oshikoya, H Sammons, K Smith et al. · 2015 · Archives of Disease in Childhood
Objective Limited data from pharmacokinetic studies in underweight and severely malnourished children have indicated an impaired activity of their hepatic enzymes. We used the caffeine breath test to assess the metabolising activity of…
Nataliia Vyspinska · 2019 · Revista Romaneasca pentru Educatie Multidimensionala
Numerous possibilities, that have arisen in the result of globalization and cultural integration, require modern specialists, and musicians in particular, to speak English language fluently. Thus, methods of teaching professionally…
Nadia Najm, Collin Popp, Daniel Traylor et al. · 2015 · The FASEB Journal
Introduction This study is designed to determine the least significant (LSC), or the least amount of change that can be considered significant when measuring body composition with Dual Energy X‐ray Absorptiometry (DXA). In the past five…
Marcus W. Koch, Pavle Repovic, Jop Mostert et al. · 2023 · European Journal of Neurology
Abstract Background and purpose The timed 25‐foot walk (T25FW) and nine‐hole peg test (NHPT) exhibit random variability in the short term. A threshold of ≥20% change from baseline has been used to indicate true disability change, but other…
Vidhu Anand, Christopher G. Scott, Khaled Ali et al. · 2025 · Journal of the American Heart Association
Background Tricuspid valve surgery is recommended for severe isolated tricuspid regurgitation (TR) if symptoms persist despite optimal medical therapy. The definition of optimal therapy for TR is unclear beyond managing underlying…
Arash Farhadian, Mayce Arreem Issa, Karl Kingsley et al. · 2024 · Pediatric Reports
Recent evidence suggests that an ever-growing number of pediatric patients require invasive treatments such as root canal therapy (RCT) in their permanent dentition, albeit with little information about risk factors such as prior invasive…
Harri Sarpavaara · 2015 · Nordic Studies on Alcohol and Drugs
Aims This article explores the meanings substance-abusing clients attach to family and friendships during motivational interviewing (MI) sessions in Probation Service. Data The analyses are based on videotaped and transcribed data…
Erin Penno, Carol Atmore, Brett Maclennan et al. · 2023 · BMJ Open
Objectives In Aotearoa New Zealand (NZ), integration across the healthcare continuum has been a key approach to strengthening the health system and improving health outcomes. A key example has been four regional District Health Board (DHB)…
Mitchell J. Eaton, Adam J. Terando, Jaime A. Collazo · 2024 · Frontiers in Conservation Science
The challenge of selecting strategies to adapt to climate change is complicated by the presence of irreducible uncertainties regarding future conditions. Decisions regarding long-term investments in conservation actions contain significant…
Armin Pircher Verdorfer, Xuan Feng, Claudia Peus et al. · 2025 · Journal of Managerial Psychology
Purpose While the benefits of servant leadership are well established, its effectiveness during major organizational change remains unclear. Grounded in conservation of resources theory, this study examines how servant leadership functions…
Laura van Riel, Elske van den Berg, Marike Polak et al. · 2023 · BMC Psychiatry
Abstract Background Binge eating disorder (BED), as the most prevalent eating disorder, is strongly related to obesity and other somatic and psychiatric morbidity. Despite evidence-based treatments a considerable number of BED patients…
Gavin G. Cotterill, Douglas A. Keinath, Tabitha A. Graves · 2025 · Ecology and Evolution
ABSTRACT Occupancy models have become increasingly popular for species monitoring and assessment, in part, because detection/non‐detection data are readily obtained using a variety of methods. Multispecies occupancy models (MSOMs) can…
Richard H. Epstein, Franklin Dexter, Brenda G. Fahy · 2023 · Anesthesia & Analgesia
BACKGROUND: In a recent study, rapid response team implementation at 1 hospital was associated with only a 0.1% reduction in inpatient mortality from 2005 to 2018, characterized in the accompanying editorial as a “tepid” improvement. The…
Alex Moss, Andrew Clare, Stephen Thomas et al. · 2017 · Journal of European Real Estate Research
Purpose The authors in this paper aim to investigate the performance of different portfolios of REITs which specialise by property type compared to the performance of a diversified free-float market capitalisation-weighted benchmark index…
Dario Nicolì, Silvio Gualdi, Panos J Athanasiadis · 2025 · Environmental Research Letters
Abstract The Mediterranean region is highly sensitive to climate change, having experienced an intense warming and drying trend in recent decades. In the context of decision-making processes, there is growing interest in understanding the…
Anderson Betti Frare, Vagner Horz, Ana Paula Capuano da Cruz · 2024 · Journal of Accounting & Organizational Change
Purpose This study aims to analyze the effects of socialization mechanisms (belief system and peer mentoring) on managers’ job engagement and their desire to have a significant impact through work, that is, the desire to substantially…
Cuiqing Jiang, Abdullah Alqadhi, Mahmood Almesbahi · 2021 · Concurrent Engineering
Due to the massive number of products being produced every year in every industry, firms have witnessed a tremendous growth in innovation of methods to create a sustainable competitive advantage. For the past decade and with the…
Eugene Yeung, Nadia Sant, Ewa Sucha et al. · 2024 · Journal of the Association of Medical Microbiology and Infectious Disease Canada
Background: Knowledge of time to positivity (TTP) for blood cultures is useful to assess timing of discontinuation of empiric antimicrobials for suspected bacteremia with no focus. Methods: An audit of positive blood cultures from the…