11,416 real negative results, null findings, and replication failures in Medicine · 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.
Niu D, Ye L, Gu X et al. · 2026 · Diabetology & metabolic syndrome
BACKGROUND: Although serum bilirubin levels have been linked to diabetic retinopathy (DR), their causal role remains uncertain. We aimed to assess the relationship between bilirubin levels and diabetic retinopathy (DR) using both…
View details →Zhang Z, Lian H, Huang L et al. · 2026 · International journal of surgery (London, England)
Background Sublobar resection, including wedge resection (WR) and segmental resection (SR) has been considered for early-stage non-small-cell lung cancer (NSCLC). However, the optimal sublobar approach continues to be a subject of…
View details →Ostrega J, Shiramizu V, Lee AJ et al. · 2024 · Scientific reports
Vocal attractiveness influences important social outcomes. While most research on the acoustic parameters that influence vocal attractiveness has focused on the possible roles of sexually dimorphic characteristics of voices, such as…
View details →Schauer G, Grassi PR, Gharabaghi A et al. · 2024 · Neuroscience of consciousness
The role of the parietal cortex in perceptual awareness and in resolving perceptual ambiguity is unsettled. Early influential transcranial magnetic stimulation studies have revealed differences in conscious perception following parietal…
View details →Friehs MA, Brauner L, Frings C · 2021 · Experimental brain research
Stopping an already initiated action is crucial for human everyday behavior and empirical evidence points toward the prefrontal cortex playing a key role in response inhibition. Two regions that have been consistently implicated in…
View details →Lazic A, Thomsen MR, Brown CC et al. · 2025 · Preventive medicine reports
Objective The Supplemental Nutrition Program for Women, Infants, and Children (WIC) provides access to nutritional resources to low-income children starting at birth through enrollment in kindergarten or turning five years old. The…
View details →Liu S, Nolin DA, Kitts JA · 2024 · Social networks
Recent studies have found order effects in social network data collection, where later names on a roster receive fewer nominations. Some thus argue for randomizing name orders or sampling peer names for survey rosters. We model order…
View details →Fohrmann D, Schaffarczyk M, Menge C et al. · 2026 · Sports medicine - open
Background Advanced footwear technology (AFT) can enhance long-distance running performance by improving running economy (RE). However, the range of the individual improvements is large. Different intra-individual responses in running…
View details →Shi P, Wei G, Li Z et al. · 2026 · Brain and behavior
Background Toxoplasma gondii (T. gondii) is a ubiquitous protozoan parasite capable of establishing lifelong latent infections in the central nervous system. Previous epidemiological studies have suggested a potential association between…
View details →Wang A, Bao X, Wang C et al. · 2025 · Frontiers in neuroscience
Objective To investigate the changes in the global attributes of structural connectivity (SC) and functional connectivity (FC) graph theory, as well as the coupling topological structure of the whole brain SC-FC in patients with…
View details →Soh CH, Nerlekar N, Whitmore K et al. · 2026 · American journal of preventive cardiology
Background Multiple cardiovascular (CV) risk assessment scores can predict CV events. The current trend towards assessing atheroma has led to these scores being used to identify patients who might benefit from coronary plaque imaging.…
View details →Zeng YF, Wei XY, Wang QG et al. · 2025 · BMJ open
Objective The causal relationship between sleep characteristics and aortic aneurysm and dissection (AAD) is little known. Methods In this two-sample Mendelian randomisation (MR) study, we selected seven sleep-related traits (sleep…
View details →Nguyen HM, Le DHH, Ho TTH et al. · 2026 · The application of clinical genetics
Background Chronic obstructive pulmonary disease (COPD) poses a significant health burden in Vietnam. The TNF-α rs1800629 (-308G/A) polymorphism is an influential factor in disease pathogenesis. However, its association is inconsistent…
View details →Hrnčíř V, Sheehan O, Claessens S et al. · 2026 · Proceedings of the National Academy of Sciences of the United States of America
Humans have been using psychoactive substances for millennia, despite their potential negative health and social consequences. According to some scholars, our craving for mind-altering drugs is an evolutionary mistake-a hijacking of our…
View details →Ling W, Li H, Liu L et al. · 2025 · Open heart
Objective To evaluate the association between β-blocker use and all-cause mortality in a real-world cohort of patients with myocardial infarction (MI). Methods This study included 2308 patients with MI from the National Health and…
View details →Yoshikawa N, Masaki H · 2021 · Frontiers in psychology
Previous studies have shown that viewing cute pictures leads to performance improvement in a subsequent fine motor task. We examined the beneficial effects of viewing cute pictures in a more complex sporting skill (i.e., basketball free…
View details →Orr SL, Hershey AD, Kurowski BG et al. · 2026 · Neurology. Genetics
Background and objectives To examine the association between genetic risk of migraine and post-traumatic headache (PTH) in children. Methods This is a secondary analysis of a cohort study that recruited children aged 8-17 years within 48…
View details →Cheng T, Zhang HY, Wang TR et al. · 2025 · Scientific reports
This study uses Mendelian randomization (MR) to investigate the potential causal relationships between viral infections, including Epstein-Barr virus (EBV), human immunodeficiency virus (HIV), SARS-CoV-2, cytomegalovirus (CMV), human…
View details →Wehrman J · 2020 · Attention, perception & psychophysics
The oddball duration illusion describes how a rare or nonrepeated stimulus is perceived as lasting longer than a common or repeated stimulus. It has been argued that the oddball duration illusion could emerge because of an earlier…
View details →Wołoszyn K, Hohol M, Winkielman P · 2026 · Scientific reports
The embodied simulation approach predicts that restricting facial movements disrupts emotion recognition. Such effects have been reported for facial and whole-body emotional expressions, but findings remain inconsistent, and it is unclear…
View details →Brown CRH · 2026 · Psychological research
When stimuli are retained in visual working memory (VWM) external stimuli which overlap with this representation capture attention when performing a visual task. It has not been determined, however, whether this mechanism can partly…
View details →Palgi S, Bester-Arest T, Faivre N et al. · 2025 · Neuroscience of consciousness
The scope of unconscious integration is widely debated. Here, we examined this question, focusing specifically on deciphering the relations between two associatively related objects, in a set of five behavioral and electrophysiological…
View details →Song Z, Ding M, Zang Q et al. · 2025 · BMC cancer
Background Reproductive factors significantly impact the incidence of breast cancer (BC), a concerning trend. This study aims to reassess this association and provide recommendations for fertility policies to delay the onset of BC. Methods…
View details →Boran E, Stieglitz L, Sarnthein J · 2021 · Frontiers in human neuroscience
Rationale : High-frequency oscillations (HFOs) in intracranial EEG (iEEG) are used to delineate the epileptogenic zone during presurgical diagnostic assessment in patients with epilepsy. HFOs are historically divided into ripples (80-250…
View details →Zheng W, Liu X · 2025 · Behavioral sciences (Basel, Switzerland)
Metaphorical instructions are widely used in motor skill learning, yet their impact on learning and memory processes in children remains underexplored. This study examined whether metaphor-based language could enhance children's…
View details →Avalos C, Shryane N, Wang Y · 2026 · Nutrients
Objective This study investigates the association between consumers' perceived readability of Multiple Traffic Light (MTL) label print size-a theoretical structural gatekeeper for visual salience-and self-reported food consumption…
View details →Tang H, Shen L · 2025 · Frontiers in psychology
Objective As university libraries transform into "Learning Commons," peer collaborative learning has become increasingly common. However, the complexity of its effectiveness and its underlying mechanisms remain underexplored. This study…
View details →Berks JW, Williams MN · 2026 · Europe's journal of psychology
According to creative writing experts, adding conflict to dialogue improves story quality and audience reaction to that story. This idea draws from the widely held theory that conflict is vital for dramatic stories. Yet despite conflict's…
View details →Hu G, Woodman GF · 2024 · Visual cognition
Previous research suggests that applying anodal transcranial direct-current stimulation (tDCS) to the medial-frontal cortex can improve how quickly subjects learn to make simple discriminations (i.e., red from blue). Here, we tested the…
View details →Nilsen K, Kivi R, Laine M et al. · 2024 · Scientific reports
Although evidence of recovery in Antarctic stratospheric ozone has been found, evidence of recovery in Arctic ozone is still elusive, even though 25 years have passed since the peak in ozone depleting substances. Here we have used a…
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