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 159 of 661
Aritra Das, Nilanjana Nandi, Supratim Ray · 2023 · Cerebral Cortex
Abstract Attention typically reduces power in the alpha (8–12 Hz) band and increases power in gamma (>30 Hz) band in brain signals, as reported in macaque local field potential (LFP) and human electro/magneto-encephalogram (EEG/MEG)…
Māra Bleidere, Ieva Mežaka, Linda Legzdiņa et al. · 2012 · Proceedings of the Latvian Academy of Sciences. Section B. Natural, Exact, and Applied Sciences.
Variation of spring barley agronomic traits significant for adaption to climate change in latvian breeding programmes Breeding programmes have been recently challenged by climate change. Spring barley (Hordeum vulgare L.) yield,…
Claire Dorilleau, Lukshe Kanagaratnam, Isabelle Charlot et al. · 2024 · Aging Clinical and Experimental Research
Abstract Background : The least significant change (LSC) threshold of 0.03 g/cm² is used to interpret bone mineral density (BMD) scans in the general population. Our working hypothesis was that the current LSC threshold would not be…
Alan Danielski, Isabel de Marcos Carpio, Camilla Danielski et al. · 2023 · Journal of the American Veterinary Medical Association
Abstract OBJECTIVE To report and evaluate the risk factors for complications following bi-oblique proximal ulnar osteotomy (PUO) in dogs. ANIMALS 82 client-owned dogs (93 limbs). METHODS Clinical records of dogs treated with bi-oblique PUO…
Cheng-Shyuan Rau, Ching-Hua Tsai, Sheng-En Chou et al. · 2023 · Emergency Medicine International
Background. Malnutrition is prevalent among critically ill patients and has been associated with a poor prognosis. This study sought to determine whether the addition of a nutritional indicator to the various variables of prognostic…
Rasha Tawfiq Abadi, Florinda Silva · 2019 · International Journal of Islamic and Middle Eastern Finance and Management
Purpose This study aims to investigate the performance of fundamental weighted portfolios (using sales, cash flows, dividends, book values and a composite of all these variables), an equal weighted portfolio and a smoothed cap-weighted…
Nicolas Delfosse, Matthew B. Hastings · 2021 · Quantum
Homological product codes are a class of codes that can have improved distance while retaining relatively low stabilizer weight. We show how to build union-find decoders for these codes, using a union-find decoder for one of the codes in…
Mikhail V. Kozlov · 2024 · The Science of Nature
Abstract Re-evaluation of photographs of the tropical butterfly Morpho helenor from a previous study (Pignataro et al. 2023) revealed that its conclusion regarding increased wing fluctuating asymmetry in forest edge habitats compared to…
Juihsuan Chou, Nazanin Esmaeili Anvar, Reem Elghaish et al. · 2025 · Genome Biology
Abstract Genetic screens offer a promising strategy for identifying tumor-specific therapeutic targets, but single-gene knockout screens often miss functionally redundant paralogs. Multiplex Cas9 and Cas12a CRISPR systems have been…
Paloma Tavares Mendonça, Yago Medeiros Dutra, Barbara M. Antunes et al. · 2025 · International Journal of Sports Medicine
Abstract This study aimed to investigate whether 14 weeks of β-alanine supplementation and high-intensity intermittent training improves brain-derived neurotrophic factor concentrations and cognitive aspects related to executive functions…
Scott Kulm, Lior Kofman, Jason Mezey et al. · 2022 · JCO Clinical Cancer Informatics
PURPOSE The ability to accurately predict an individual's risk for cancer is critical to the implementation of precision prevention measures. Current cancer risk predictions are frequently made with simple models that use a few proven risk…
Pakaworn Vorasart, Chutintorn Sriphrapradang · 2019 · Diagnosis
Abstract Background Although the most common cause of thyrotoxicosis is Graves’ disease, the determination of the cause of thyrotoxicosis is important for establishing appropriate management. Diagnosis of surreptitious ingestion of thyroid…
Paul Geroski, Steve Machin · 2013 · Business Strategy Review
Innovation remains high on the corporate agenda. In this 1992 article, Paul Geroski and Steve Machin argue that innovating firms are both more profitable and grow faster than non‐innovators. But the major difference in performance turns…
Hiroki Iida, Yasuhiko Takegami, Yoshihito Sakai et al. · 2024 · HIP International
Introduction: Early surgery for hip fracture, within 48 hours of hospital admission, is effective in reducing mortality. However, the average preoperative waiting time for hip fractures in Japan is 4.5 days and the 1-year mortality rate…
· 2022 · Perspectives in Surgery
Introduction: Endovenous laser ablation (EVLA) is a recognized alternative to surgical treatment of varicose veins, although an optimal laser generator and its settings still remain a matter of debate. The aim of our study was to correlate…
Dalila Invernici, Gianfranco Fornelli, Marco Reschini et al. · 2025 · Archives of Gynecology and Obstetrics
Abstract Background Early reports from the beginning of this century highlighted significant ovarian damage following laparoscopic stripping of endometriomas. During the last 2 decades, the raised awareness of the possible detrimental…
Diane S. Berry, Diep Nguyen, Stephanie Cosentino et al. · 2023 · Frontiers in Neurology
Background Although essential tremor (ET) patients have greater odds of mild cognitive impairment (MCI) and dementia than age-matched controls, the functional consequences of these enhanced odds are unknown. We examined associations…
Resty Gustiawati, Fahrudin Fahrudin, Febi Kurniawan et al. · 2019 · Multilateral Jurnal Pendidikan Jasmani dan Olahraga
Penelitian ini berjudul “Pengembangan Pendekatan Evaluasi The Most Significant Change Technique dalam Pembelajaran Pendidikan Jasmani Olahraga dan Kesehatan”. Penelitian ini bertujuan untuk Mengembangkan Pendekatan Evaluasi The Most…
Xinrong Li, Yue Zhu, Maria Keaton et al. · 2020 · Bioscience Reports
Abstract A few studies suggested the contribution of PPARs to the etiology of schizophrenia (SCZ). However, it is still not clear whether variants in PPAR-encoding genes have a direct association with SCZ. The potential linkage between SCZ…
Andre Briosa e Gala, Michael T. B. Pope, Milena Leo et al. · 2024 · Journal of Arrhythmia
Abstract Introduction The novel Confirm Rx™ implantable cardiac monitor (ICM) with SharpSense™ technology incorporates a new P‐wave discriminator designed to improve AF detection. This study aimed to evaluate the diagnostic performance of…
Yueqi Wang, Shouming Chen, Ahmed Rabeeu · 2024 · Tourism Economics
Extant studies have found that the inscription of World Heritage sites (WHS) has no or negative effect on tourism in China, which does not explain why Chinese local governments are eager to apply for WHS. This study employs the…
Jenane Konesan, Kate H Moore, Kylie J Mansfield et al. · 2024 · Pathogens and Disease
Abstract Urinary tract infections (UTIs), primarily caused by uropathogenic Escherichia coli (UPEC), have an unclear impact on bladder mucosal physiology. This study investigates UPEC’s effects on the urothelium and lamina propria using an…
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…
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…
Vicktoria Elkarif, Leonid Kandel, Debbie Rand et al. · 2021 · Applied Sciences
We aimed to compare the spatiotemporal parameters and joint kinematics during unperturbed and perturbed gait between individuals with osteoarthritis (OA) who did or did not undergo total knee replacement (TKR) one year post a baseline…
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…
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…
Sunil Narayan, Adithan Chandrasekaran, Debdatta Basu et al. · 2020 · The Journal of Applied Laboratory Medicine
Abstract Background Prothrombotic factors have been correlated with vascular events in young patients, with recurrent strokes, and with venous thromboembolisms. However, their prevalence in adult strokes, in healthy populations, and in…
Adolor Aisiri, Babafunke Fagbemi, Oluseyi A. Akintola et al. · 2020 · African Evaluation Journal
Background: Childbirth spacing (CBS) or Family Planning (FP) methods are considered an essential component of sexual and reproductive health. It refers to the resting period between pregnancies that provides the mother with time to…
Anas Alkhofi · 2025 · Frontiers in Artificial Intelligence
This study compares the quality of English-to-Arabic translations produced by Google Translate (GT) with those generated by student translators. Despite advancements in neural machine translation technology, educators often remain…