11,419 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.
Jiang, Huang, Sang et al. · 2026 · Frontiers in psychology
This prospective observational study used the number of mandatory running sessions as a core between-subject variable (three groups: < 35 sessions, = 35 sessions, > 35 sessions) and measurement time as a within-subject variable (pre-test,…
View details →Valenzuela, Driscoll, Harvey et al. · 2026 · Journal of Appalachian health
Throughout the pandemic, COVID-19 vaccination coverage was lower for the general population living in rural counties than in urban counties. In Tennessee (TN), COVID-19 vaccinations became available to pregnant women in March 2021. Little…
View details →de Pesters, Staali, Laval et al. · 2026 · Orthopaedic journal of sports medicine
Anterior cruciate ligament (ACL) reconstruction (ACLR) is increasingly performed in children and adolescents, yet mid- to long-term graft ligamentization remains poorly understood. To characterize the magnetic resonance imaging (MRI)…
View details →Ran, Wei, Huang et al. · 2025 · Frontiers in psychology
To investigate the effectiveness of a VR preoperative education program with sensory information support in reducing perioperative anxiety and improving the delivery experience among primiparas undergoing cesarean section (CS). A total of…
View details →Griffith, Hecht, Lux et al. · 2026 · Veterinary radiology & ultrasound : the official journal of the American College of Veterinary Radiology and the International Veterinary Radiology Association
In dogs with chylothorax that are refractory to medical management, surgical intervention is often recommended. Computed tomographic lymphangiography (CTL) is the most commonly used preoperative imaging study, but it has the disadvantages…
View details →Chen, Zhao, Sun et al. · 2026 · BMC nephrology
We aimed to evaluate the application value of multiparametric diffusion weighted magnetic resonance imaging (MRI) for the assessment and risk stratification of renal histopathological injuries in patients with IgA nephropathy (IgAN), as an…
View details →Libradilla, Bukhari, Tang et al. · 2026 · Pediatric research
Representing a distinct group among Late-Preterm-Infants (LPIs), small-for-gestational-age (SGA; birthweight <10 th centile) infants remain vastly understudied. We investigated maternal and infant characteristics, respiratory and feeding…
View details →Yong, Chiang, Yang et al. · 2026 · Scientific reports
The objective is to determine the Impact of COVID-19 Vaccination and Medical Utilization in Juvenile Idiopathic Arthritis (JIA) patients. Our study retrieved data from the US Collaborative Network in TriNetX between January 1st, 2020, and…
View details →Yu, Martinez, Dvergsten et al. · 2026 · Urology
To compare the clinical outcomes of immediate removal (IR) vs delayed removal (DR) of a patients presenting with eroded, clinically noninfected artificial urinary sphincters (AUS). We examined our prospectively maintained AUS quality…
View details →Arslantaş, Deveci, Ozdemir et al. · 2026 · The journal of knee surgery
Tunnel malposition is a frequent complication of anterior cruciate ligament (ACL) reconstruction. We evaluated whether the tibial tunnel location of patients who underwent anatomical single-bundle ACL reconstruction with hamstring tendons…
View details →Manasherova, Kozyrev, Kasyan et al. · 2026 · Journal of pediatric urology
Antibiotic resistance is a challenge in contemporary world. Urethroplasty for hypospadias is one of the most common urological surgeries performed around the world, yet, there is still no consensus on the use of antibiotics pre- and…
View details →Alessy, Al-Bawardy, Alabdullah et al. · 2026 · Saudi journal of gastroenterology : official journal of the Saudi Gastroenterology Association
Although overall colorectal cancer (CRC) incidence has stabilized or declined in some regions, early-onset CRC (EO-CRC) is increasing in many countries. We aimed to compare EO-CRC with average-onset CRC (AO-CRC) to inform screening and…
View details →Wen, Zhou, Chen et al. · 2026 · Journal of cancer research and therapeutics
To compare the efficacy and safety of thermal ablation therapy and hepatectomy in patients with RAS-mutated colorectal liver metastases (CRLMs). A 1:1 propensity score matching (PSM) analysis was conducted to categorize patients into…
View details →Ahmed, Bhanderi, Westerman et al. · 2026 · Obesity surgery
Operation selection in metabolic surgery is a complex decision making process led by a multidisciplinary team that integrates multiple anatomical, clinical, metabolic and psychosocial aspects. The ability of large language models (LLMs)…
View details →Jabet, Normand, Soetart et al. · 2026 · Medical mycology
The Trichophyton mentagrophytes complex includes pathogens of major relevance in both human and veterinary medicine. Despite growing knowledge of ITS diversity within the complex, data on circulating genotypes in animals remain scarce. We…
View details →Arya, Kashyap, Carnes et al. · 2026 · Urogynecology (Philadelphia, Pa.)
Stool metabolites influencing gut motility and sensation may contribute to fecal incontinence (FI). The objective of this study was to test whether FI is associated with higher levels of butyrate and Clostridiales taxa in stool. Stool…
View details →Wu, Lee, Huang et al. · 2026 · Frontiers in medicine
Venous thromboembolism (VTE), including deep vein thrombosis (DVT) and pulmonary embolism (PE), represents a major cause of morbidity and mortality in patients with obesity. Although glucagon-like peptide-1 receptor agonists (GLP-1 RAs)…
View details →Alomary, Baker, Schell et al. · 2026 · The Journal of clinical and aesthetic dermatology
To compare thyrotropin (TSH) levels across nonscarring alopecia (NSA) subtypes-alopecia areata (AA), telogen effluvium (TE), and androgenetic alopecia (AGA)-in a primary analysis of all patients, a secondary analysis of euthyroid patients…
View details →Wang, Peng, Liu et al. · 2026 · Frontiers in genetics
Toll-like receptor 3 (TLR3) plays an important role in the pathogenesis of schizophrenia and the TLR3 single nucleotide polymorphism (SNP) rs3775291 is associated with central nervous system diseases. In this study, we analysed the…
View details →Wang, Li, He et al. · 2026 · Reviews in cardiovascular medicine
The influence of repair of congenital heart defect (CHD) via a right subaxillary thoracotomy (RSAT) on postoperative pulmonary function and prognosis in small infants is a key consideration. Data were collected from infants who underwent…
View details →Wu, Zhou, Yin et al. · 2026 · Frontiers in immunology
To analyze and compare the efficacy of ripertamab, rituximab, and efgartigimod in patients with chronic inflammatory demyelinating polyneuropathy (CIDP), focusing on treatment response rates, relapse rates, drug safety, long-term clinical…
View details →van Susante, van Mierlo, Scheenstra et al. · 2026 · European heart journal. Digital health
The purpose of this subanalysis was to explore whether or not teleprehabilitation leads to worsening cardiac symptoms in patients accepted for coronary artery bypass grafting (CABG). A subgroup of patients accepted for CABG (including…
View details →Sumi, Yasutaka, Ogata et al. · 2026 · Gan to kagaku ryoho. Cancer & chemotherapy
Hematologic malignancies have shown improved prognosis in some diseases owing to advanced treatment. Cytarabine (Ara-C) is widely used for treatment; however, ocular symptoms frequently occur as a side effect. In this retrospective study,…
View details →Yakar, Özgür · 2026 · BMC ophthalmology
This study aimed to evaluate the agreement and interchangeability between a spectral-domain optical coherence tomography (SD-OCT)-based biometer (REVO FC) and a partial coherence interferometry (PCI) device (AL Scan). This prospective…
View details →Liu, Shao, Zhang et al. · 2026 · Social cognitive and affective neuroscience
Human beings live in social groups, and processing group emotions is crucial for interacting with and understanding others' behaviors and feelings. This study investigated the cognitive and neural mechanisms of processing group versus…
View details →Nunes, Theis, Gomes et al. · 2026 · Journal of vascular surgery
Branched endovascular aortic repair (BEVAR) has been increasingly utilized as a treatment option for thoracoabdominal aortic aneurysms (TAAAs), but risk of renal artery (RA) branch occlusion remains a concern. The aim of this study was to…
View details →Saleechan, Pumklin, Puapichartdumrong et al. · 2026 · European journal of dentistry
This pilot study aimed to investigate masseter muscle (MM) and anterior temporal muscle activity, symmetry, synergy, and effort in Thai children with skeletal and dental malocclusions. Children aged 9 to 12 years were recruited ( N…
View details →Noakes, Stevenson, Bird et al. · 2026 · International journal of pediatric otorhinolaryngology
There has been a recent increase in the incidence of paediatric acute mastoiditis (AM) with a global trend towards more conservative management strategies. Our aim was to evaluate the contemporary management of paediatric AM in Aotearoa…
View details →Bilgili, Abu-Mowis, Jeng et al. · 2026 · ASAIO journal (American Society for Artificial Internal Organs : 1992)
The United Network for Organ Sharing (UNOS) Database was studied to evaluate the state of extracorporeal membrane oxygenation (ECMO) utilization before pediatric heart transplantation and to compare outcomes over the last two decades. A…
View details →Paudel Ghimire, Dahal, Joshi et al. · 2026 · PloS one
Ensuring respectful maternity care is crucial to promote positive childbirth experiences among women. Globally, 22-100% women report experiencing at least one form of disrespect and abuse during facility-based birth, with a study in Nepal…
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