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Browse the failure-mode index

21,247 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 Report

Bit Security as Cost to Demonstrate Advantage

Keewoo Lee · 2024 · IACR Communications in Cryptology

We revisit the question of what the definition of bit security should be, previously answered by Micciancio-Walter (Eurocrypt 2018) and Watanabe-Yasunaga (Asiacrypt 2021). Our new definition is simple, but (i) captures both search and…

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Negative / Null Result Report

Modulation of environmental conditions on the significant difference in the super cyclone formation rate during the pre- and post-monsoon seasons over the Bay of Bengal

Zhi Li, Yuhuan Xue, Yue Fang et al. · 2021 · Climate Dynamics

Abstract Unlike other tropical ocean basins, the Bay of Bengal (BoB) has two tropical cyclone (TC) seasons: a pre-monsoon season (Pre-MS) and a post-monsoon season (Post-MS). More interestingly, during the period from 1981 to 2016, the…

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Negative / Null Result Report

An Application of Difference-in-Difference-Difference Model

Thomas Russell Harris, Sankar Mukhopadhyay, Nathan Wiseman · 2016 · Public Works Management & Policy

Institutional laws and arrangements such as prevailing wage laws influence the employment levels and wage rates of the local labor supply. Conflicting research, however, has shown that prevailing wage laws lead to higher construction…

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Negative / Null Result Report

Early Hip Fracture Surgery Within 24 hours did not Reduce the Mortality Rate but Resulted in Less Postoperative Opioid use and a Shorter Length of Stay: A Retrospective Study of 276 Patients From a Tertiary Private Hospital in Thailand

Aasis Unnanuntana, Chirathit Anusitviwat, Vasu Lertsiripatarajit et al. · 2024 · Geriatric Orthopaedic Surgery & Rehabilitation

Introduction The comparative results of early hip fracture surgery including mortality and postoperative complications in Thailand were not reported. Therefore, we conducted this study to compare the outcomes between patients who received…

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Negative / Null Result Report

Statins, metformin, and RAS inhibitors did not reduce variceal bleeding risk and mortality in a large, real-life cohort of patients with cirrhosis

Nikolaus Pfisterer, Michael Schwarz, Caroline Schwarz et al. · 2024 · PLOS ONE

Background Previous experimental and clinical studies suggested a beneficial effect of statins, metformin, angiotensin-converting-enzyme inhibitors and angiotensin II receptor blockers (RASi) on portal hypertension. Still, their effects on…

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Negative / Null Result Report

What if we Find Nothing? Bayesian Analysis of the Statistical Information of Null Results in Future Exoplanet Habitability and Biosignature Surveys

Daniel Angerhausen, Amedeo Balbi, Andjelka B. Kovačević et al. · 2025 · The Astronomical Journal

Abstract Future telescopes will survey temperate, terrestrial exoplanets to estimate the frequency of habitable ( η Hab ) or inhabited ( η Life ) planets. This study aims to determine the minimum number of planets ( N ) required to draw…

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Negative / Null Result Report

Cross‐sectional survey of the replacement of the Japanese term for dementia: Did it reduce discomfort in family members?

Katsuo Yamanaka, Naoya Todo, Mutsumi Yoshizawa et al. · 2020 · Brain and Behavior

Abstract Objectives Decreasing discrimination and stigma of dementia is an international issue. In 2004, the Japanese government changed the previous Japanese stigmatic term of dementia (“Chiho”) to the present one (“Ninchi‐sho”) a meaning…

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Negative / Null Result Report

Cultural Genocide in Canada? It Did Happen Here.

Ruth Amir · 2018 · aboriginal policy studies

This article explores the significance of the TRC’s assertion that the establishment and operation of residential schools were a central element of Canada’s Aboriginal policy that can be described as cultural genocide, against the backdrop…

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Negative / Null Result Report

Evaluating a person-centred chronic pain service using indices of reliable and clinically significant change

Katherine Macey, Simon Clarke, Nima Golijani-Moghaddam et al. · 2015 · European Journal for Person Centered Healthcare

Background: Psychological interventions for chronic pain often require substantial individualisation, which can undermine links with the research evidence on which treatment is based. To ensure clients receive effective therapy, evaluation…

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Negative / Null Result Report

Do fundamental portfolios outperform in the MENA equity markets?

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…

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Negative / Null Result Report

Variation of spring barley agronomic traits significant for adaption to climate change in latvian breeding programmes

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,…

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Negative / Null Result Report

Association between cognitive diagnosis and a range of significant life events in an elderly essential tremor cohort: a longitudinal, prospective analysis

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…

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