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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

Comparison of AI ‐Generated and Instructor Feedback: No Significant Difference in Perceived Feedback Quality and Neither on Performance

Şeyma Çağlar‐Özhan, Perihan Tekeli, Selay Arkün‐Kocadere · 2025 · Journal of Computer Assisted Learning

ABSTRACT Background Feedback is an essential part of the educational process as it enriches students' learning experiences, provides information about their current performance, shows them what is lacking in achieving goals, and provides…

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Negative / Null Result Report

Evaluation Methods for Statistically Dependent Text

Sarvnaz Karimi, Jie Yin, Jiri Baum · 2015 · Computational Linguistics

In recent years, many studies have been published on data collected from social media, especially microblogs such as Twitter. However, rather few of these studies have considered evaluation methodologies that take into account the…

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Negative / Null Result Report

Failed supernova remnants

Daichi Tsuna · 2021 · Publications of the Astronomical Society of Japan

Abstract In a failed supernova, partial ejection of the progenitor’s outer envelope can occur due to weakening of the core’s gravity by neutrino emission in the protoneutron star phase. We consider emission when this ejecta sweeps up the…

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Negative / Null Result Report

A single residue substitution accounts for the significant difference in thermostability between two isoforms of human cytosolic creatine kinase

Huihui Liu, Yan-Song Gao, Xiang-Jun Chen et al. · 2016 · Scientific Reports

Abstract Creatine kinase (CK) helps maintain homeostasis of intracellular ATP level by catalyzing the reversible phosphotransfer between ATP and phosphocreatine. In humans, there are two cytosolic CK isoforms, the muscle-type (M) and the…

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Negative / Null Result Report

Plyometrics Did Not Improve Jump-Landing Biomechanics in Individuals With a History of Anterior Cruciate Ligament Reconstruction: A Randomized Controlled Trial

Hyunjae Jeon, Sean Krysak, Steven J. Pfeiffer et al. · 2022 · International Journal of Athletic Therapy and Training

Second anterior cruciate ligament (ACL) injury has similar biomechanical risk factors as primary injury. Standard of care rehabilitation does not adequately mitigate these biomechanical risks. This study examined the effectiveness of a…

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Negative / Null Result Report

Significant effect of compositional grading on SAGD performance in a fractured carbonate heavy oil reservoir

Hossein Ghalenavi, Saeid Norouzi-Apourvari, Mahin Schaffie et al. · 2019 · Journal of Petroleum Exploration and Production Technology

Abstract In reservoir simulation, the fluid composition is usually assumed uniform for the whole reservoir, while in many reservoirs, oil and gas composition changes with depth. This phenomenon which is known as compositional grading could…

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Negative / Null Result Report

Significant hot hand effect in the game of cricket

Sumit Kumar Ram, Shyam Nandan, Didier Sornette · 2022 · Scientific Reports

Abstract We investigate the predictability and persistence of individual and team performance (hot-hand effect) by analyzing the complete recorded history of international cricket. We introduce an original temporal representation of…

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Negative / Null Result Report

“I had to change my attitude”: narratives of most significant change explore the experience of universal home visits to pregnant women and their spouses in Bauchi State, Nigeria

Loubna Belaid, Umaira Ansari, Khalid Omer et al. · 2021 · Archives of Public Health

Abstract Background Universal home visits to pregnant women and their spouses in Bauchi State, northern Nigeria, discussed local evidence about maternal and child health risks actionable by households. The expected results chain for…

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Negative / Null Result Report

Evaluating individual‐ and sample‐level response to treatment for inpatients with eating disorders: Is change clinically significant?

Colleen C. Schreyer, Allisyn Pletch, Irina A. Vanzhula et al. · 2022 · International Journal of Eating Disorders

Abstract Objective Evaluating treatment efficacy solely on whether sample‐level change is statistically significant does not indicate whether clinically significant change (CSC) has occurred at the individual‐level. We assessed whether…

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Negative / Null Result Report

Supplementation of graded levels of rumen-protected choline to a pelleted total mixed ration did not improve the growth and slaughter performance of fattening lambs

Qin Huo, Xuezhao Sun, Tingting Wu et al. · 2022 · Frontiers in Veterinary Science

Choline is an essential nutrient in ruminant diets, which contributes to the fundamental biological functions of the animal. However, choline is easily degraded in the rumen before it can be absorbed. Rumen-protected choline (RPC)…

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Negative / Null Result Report

Enhanced Depth Imaging Optical Coherence Tomography Technology Reveals a Significant Association Between Optic Nerve Drusen Anterior Displacement and Retinal Nerve Fiber Layer Thinning Over Time

Sara Ortiz-Toquero, Francisco J. Muñoz-Negrete, Gema Rebolleda · 2020 · Journal of Neuro-Ophthalmology

Background: Optic disc drusen (ODD) are a dynamic phenomenon, and their appearance, size, and relative location may change. The purpose of this study is to evaluate and quantify the longitudinal changes of buried ODD with enhanced depth…

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Negative / Null Result Report

When and how do innovation ecosystems outperform integrated organizations? On technological interdependencies and ecosystem performance

Huanren Zhang, Yimei Hu, Xianwei Shi et al. · 2022 · Industrial Management & Data Systems

Purpose Studies have documented the distinctive advantage of innovation ecosystems in integrating and recombining heterogeneous knowledge resources across firms' boundaries. However, hierarchical governance in the form of vertical…

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Negative / Null Result Report

Partial replacement of soybean meal with full-fat black soldier fly larvae meal in plant-based nursery diets did not influence fecal Escherichia coli colony forming units or improve fecal consistency when pigs were weaned into non-disinfected pens

B Christensen, C Zhu, M Niazy et al. · 2023 · Translational Animal Science

Abstract At weaning, one hundred pigs (21 d of age; 6.96 ± 0.23 kg BW) were used to determine the effect of partially replacing soybean meal (SBM) in corn- and SBM-based nursery diets on growth performance, fecal scores, Escherichia coli…

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