11,324 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.
Li Y, Qin L, Wang Y et al. · 2026 · Reproductive health
Background Menopausal age is closely associated with women's health, but research on its association with sarcopenia risk remains insufficient. Our study aimed to explore how menopausal age affects the risk of sarcopenia in postmenopausal…
View details →Kiracı M, Soytürk G, Köş FT et al. · 2026 · BMC cancer
Background Anthracyclines can induce endothelial and microvascular injury that precedes measurable myocardial dysfunction. However, reliable early markers of such injury are lacking. Nailfold capillaroscopy (NFC) is a noninvasive imaging…
View details →Virkkunen V, Kero K, Stenholm S et al. · 2026 · Menopause (New York, N.Y.)
Objectives For many women, retirement represents a significant transition in late adulthood, which may result in many alterations in lifestyle habits and behavioral patterns. Several factors known to improve during the retirement…
View details →Woodworth E, Sheppard C, Wong R et al. · 2026 · Cureus
Background Following the transition to a single-accreditation residency system, Doctor of Osteopathic Medicine (DO) and Doctor of Allopathic Medicine (MD) students now apply for the same urology residency positions. Despite this…
View details →Swierkosz-Lenart K, Ranjbar S, Compagne C et al. · 2026 · The journal of ECT
Background Electroconvulsive therapy (ECT) is a widely used treatment for severe and treatment-resistant depression, with high efficacy but considerable interindividual variability of response. The neurophysiological mechanisms underlying…
View details →Barcaccia B, Cervin M, Borrelli DF et al. · 2026 · Journal of child psychology and psychiatry, and allied disciplines
Background Obsessive-compulsive symptoms (OCS) often emerge during childhood and adolescence, and two aetiological models have been proposed. According to the first model, maladaptive cognitive beliefs facilitate the transformation of…
View details →Miculka A, Imhoff R · 2026 · International review of social psychology
Despite the social nature of generalized political attitudes such as conspiracy mentality, right-wing authoritarianism (RWA), and social dominance orientation (SDO), dyadic phenomena concerning these attitudes have not been comprehensively…
View details →Wang Y, Li C, Zhang H et al. · 2026 · International journal for equity in health
BACKGROUND: Vision impairment is common among children and is known to affect learning, but its impact on children’s mental health has received less attention, especially in low- and middle-income countries. This study aims to focus on a…
View details →Khawaja SA, Hanna L, Singh A et al. · 2026 · EuroIntervention : journal of EuroPCR in collaboration with the Working Group on Interventional Cardiology of the European Society of Cardiology
Background Stroke remains a significant concern in patients undergoing Transcatheter Aortic Valve Implantation (TAVI). Despite advances in TAVI technology and techniques, rates have remained unchanged, with trials of Cerebral embolic…
View details →Wang J, Ma Y · 2026 · BMC ophthalmology
Background The efficacy and safety profile of the active-fluidics system (AFS) in diabetic cataract patients remains inadequately characterized. This study specifically evaluated AFS versus gravity-fluidics system (GFS) in type 2 diabetes…
View details →Reis AM, Barros AS, Poças PS et al. · 2026 · The Journal of sports medicine and physical fitness
Background Jumper's knee, also known as patellar tendinopathy, is a common overuse injury among athletes involved in sports that require repetitive jumping and high-impact activities, such as volleyball. Understanding the risk factors…
View details →Savaş EM, Bozkurt HH, Kemer NI et al. · 2026 · Leukemia research
Management of relapsed or refractory acute leukemia remains challenging, as allogeneic transplantation is the only curative option. Although targeted therapies are increasingly incorporated as bridge-to-transplant strategies in both AML…
View details →Pei LC, Wang T, Guo YJ et al. · 2026 · BMC pregnancy and childbirth
Background To evaluate the association between triple therapy (hydroxychloroquine sulfate, aspirin, and enoxaparin sodium) and pregnancy outcomes in patients with undifferentiated connective tissue disease (UCTD)-related recurrent…
View details →Karunainathan MG, Lee C, Zohalinejad KD et al. · 2026 · Acta ophthalmologica
Purpose To evaluate real-world safety experience with aflibercept 8 mg in a large case series of patients with neovascular age-related macular degeneration (nAMD). Methods Due to a high proportion of patients on short treatment intervals,…
View details →London KS, Cherney A, Neupane S et al. · 2026 · The American journal of emergency medicine
Background Non-trauma center (NTC) emergency departments (EDs) play regular but underappreciated roles in the management of severely injured patients, yet many lack formal protocols to guide care. We describe the implementation and…
View details →Shirane K, Kitagawa N, Morishima R et al. · 2026 · Journal of pediatric surgery
Background Pulmonary metastasectomy can improve the survival of children with pulmonary metastases from solid tumors. However, preoperative imaging often suggests chest wall and/or mediastinal invasion, raising concerns about…
View details →Teng NMY, Vijayakumar B, Smith DJF et al. · 2026 · Access microbiology
Severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) was a global pandemic where infected individuals experienced mild or severe disease. Unfortunately, some patients who experienced severe disease also had lasting abnormalities.…
View details →Chang H, Hung YS, Kuo MC et al. · 2026 · Annals of hematology
The International Prognostic Index (IPI) is the classical assessment tool to evaluate prognosis of diffuse large B cell lymphoma (DLBCL). Although the IPI is simple, reproducible, well validated and widely utilized, it is not entirely…
View details →Kargar, Zareian, Rafiei et al. · 2026 · Journal of bodywork and movement therapies
Constipation is one of the most prevalent gastrointestinal issues faced by diabetic patients. An emerging therapeutic approach for addressing gastrointestinal disorders is visceral manipulation (VM). In this clinical trial, we evaluated…
View details →Grain, Ozsancak, Bonnal et al. · 2026 · The European journal of neuroscience
The aim of this study was to examine the effects of four attentional walking conditions on dorsolateral prefrontal cortex (DLPFC) activation, an approach that has not previously been investigated. We hypothesized that DLPFC activation and…
View details →Chesly, Patrick, Bedrich et al. · 2026 · International journal of infectious diseases : IJID : official publication of the International Society for Infectious Diseases
To evaluate the diagnostic performance of the Sysmex XN-31 haematology analyser for malaria detection in a sentinel site. A prospective diagnostic assessment study was conducted among febrile children under 15 years of age, attending a…
View details →Çınar, Uysal, Gürbüz et al. · 2026 · RoFo : Fortschritte auf dem Gebiete der Rontgenstrahlen und der Nuklearmedizin
This study aimed to investigate morphological features on magnetic resonance cholangiopancreatography (MRCP) that may help distinguish benign from malignant causes of isolated main pancreatic duct (MPD) dilation detected without a visible…
View details →Li, Hu, Sun et al. · 2026 · The Journal of organic chemistry
Boron neutron capture therapy (BNCT) is a promising radiotherapeutic strategy for cancer treatment that selectively eradicates tumor cells while minimizing damage to surrounding healthy cells. 4-Borono-2-[ 18 F]fluoro-l-phenylalanine ([ 18…
View details →Tang, Mi, Xue et al. · 2026 · Annals of medicine
The impact of prior SARS-CoV-2 infection on the clinical course of recurrent pulmonary tuberculosis (TB) remains poorly defined. This study aimed to compare clinical features, radiographic evolution, and outcomes in recurrent TB patients…
View details →Wang, Guo · 2026 · The Journal of craniofacial surgery
To investigate the growth and developmental characteristics of the temporomandibular joint (TMJ) in adolescents with facial asymmetry and its relationship with mandibular morphological changes. A total of 20 patients aged 8 to 20 years…
View details →Stewart, Yeo · 2026 · Journal of refractive surgery (Thorofare, N.J. : 1995)
To compare the refractive prediction accuracy of two modern toric intraocular lens power formulas, using predicted or measured posterior corneal astigmatism, in eyes with a history of previous myopic laser vision correction (LVC). This…
View details →Boben, Vangala, Maraka et al. · 2026 · Cureus
Introduction Accurate assessment of interarch tooth-size relationships is essential for orthodontic diagnosis, space analysis, and treatment planning. Bolton's analysis and regression-based methods such as Tonn's and Abhi's formulas are…
View details →Zhang, Chen, Chen et al. · 2026 · Chinese medical journal
This is a multicenter, randomized, double-blind, placebo-controlled interventional clinical study to evaluate the efficacy and safety of pronase in improving visibility in colonoscopy and to evaluate whether pronase can increase the…
View details →Liu, Liu, Zhang et al. · 2026 · Journal of cardiothoracic surgery
To observe the effect of hemoadsorption, an emerging therapy potentially valuable in blood purification, inflammation inhibition and toxic removal, to patients with Stanford Type A Aortic Dissection. The clinical data of 100 patients with…
View details →Liu, Lv, Li et al. · 2026 · BMC oral health
Clear aligner fit accuracy significantly influences treatment efficacy. Micro-computed tomography (micro-CT) enables precise three-dimensional quantification of aligner-tooth adaptation, but manual measurement is time-intensive and…
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