11,325 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.
Lama, Subedi, Parajuli · 2026 · Parasite epidemiology and control
A large proportion of the global population is affected by intestinal parasitic infections (IPIs) caused by protozoa and helminths. These infections lead to intestinal inflammation, malabsorption, and nutritional deficiencies, ultimately…
View details →Anand, Sarfraz, Thakuria et al. · 2026 · Iranian journal of microbiology
Central line-associated bloodstream infections (CLABSIs) remain a major cause of healthcare-associated mortality, prolonged hospitalization, and increased healthcare costs, especially in resource-poor settings where surveillance data are…
View details →Hariyan, Hariyan, Boyarchuk · 2026 · Frontiers in pediatrics
Adolescents living in war-affected environments are exposed to prolonged and multifactorial stressors that may adversely impact their mental health. In Ukraine, the ongoing war has created conditions of chronic stress even among those not…
View details →Guo, Kimura, Yamagishi et al. · 2026 · Journal of stroke
To investigate the association between derivatives of reactive oxygen metabolites (d-ROMs), biological antioxidant potential (BAP) and the risk of stroke by subtype, and ischemic heart disease (IHD). We employed a case cohort design…
View details →Darrah, Spence · 2026 · American journal of veterinary research
To compare the proportion of lesions identified on cervical MRI in dogs based on weight. Medical records from a tertiary referral hospital were reviewed for dogs that underwent cervical MRI to investigate clinical signs consistent with…
View details →Mahdavi Sabet, Zeinalkhani, Forghani et al. · 2026 · International journal of breast cancer
This study is aimed at investigating the correlation between apparent diffusion coefficient (ADC) values obtained from diffusion-weighted imaging (DWI) and prognostic factors in breast cancer. We hypothesized that lower ADC values would be…
View details →Markwardt, Olds, Shults et al. · 2026 · Journal of medical entomology
Culicoides Latreille is a diverse genus of approximately 1,300 species of small biting flies found across the globe, containing numerous species of medical and veterinary importance. Many diseases associated with Culicoides have no…
View details →Primack, Kim, Koneru et al. · 2026 · Public health reports (Washington, D.C. : 1974)
Loneliness is strongly linked to morbidity and mortality. While social media use has been associated with increased loneliness among adolescents, little research has examined this association among adults. It is also not clear whether it…
View details →Yao, Mamone, Wu et al. · 2026 · Frontiers in psychology
Age-related declines in muscle strength are partly attributable to altered neural drive and agonist-antagonist coordination. This study aimed to evaluate the effects of motor imagery training (MIT) on maximal force production and…
View details →Zhang, Liao, Zhu et al. · 2026 · Renal failure
Nonsteroidal anti-inflammatory drugs (NSAIDs) are widely used as part of multimodal analgesia, but their association with acute kidney injury (AKI) in patients undergoing elective surgery remains uncertain. We conducted a retrospective,…
View details →Çirkin, Güzin, Doğan et al. · 2026 · Journal of paediatrics and child health
Duchenne muscular dystrophy (DMD) is a progressive neuromuscular disorder characterized by prominent nutritional and gastrointestinal challenges. This study aimed to evaluate the nutritional status, gastrointestinal symptoms and…
View details →Khan, Salam, Rahman et al. · 2026 · Cureus
Introduction Postoperative temporary facial nerve dysfunction (TFND) is a common complication after parotidectomy, and the tumor location is believed to influence its risk. This study aimed to evaluate the relationship between tumor…
View details →Zhang, Cong, Zhao et al. · 2026 · International journal of women's health
This study aimed to identify dietary patterns among women undergoing assisted reproductive technology (ART) and to analyze the association between these patterns and reproductive outcomes. This study included 331 women who underwent…
View details →Salamanca, King, Deininger et al. · 2026 · BMC public health
Vibrio and Shewanella spp. (VS) are climate-sensitive bacteria found in marine environments, which sometimes cause severe human infections. VS infections have risen globally, particularly in Northern Europe. In this study, we aimed to…
View details →Liu, Huang, Hao et al. · 2026 · European journal of applied physiology
Physical activity and sedentary behaviour are major modifiable risk factors for cardiovascular disease. However, the effect of leisure-time physical activity, particularly moderate-to-vigorous leisure-time physical activity, on the…
View details →Lidström, Hutchens, Froese et al. · 2026 · Scandinavian journal of trauma, resuscitation and emergency medicine
Traumatic brain injury (TBI) is a major cause of death and disability, with large variations in management strategies and outcomes across countries. Nordic countries are similar in demographics, but differences in treatment strategies…
View details →Ma, Yuan, Gao et al. · 2026 · BMC medicine
Alzheimer's disease (AD) is characterized by dysfunction in multiple cognitive domains. Patients with AD demonstrate a relative attenuation and dysregulation of theta and gamma oscillations in the temporal and parietal lobes at an early…
View details →Alhaimi, Alluhaidan, Alsanea · 2026 · BMC ophthalmology
To describe a self-limited presentation of pediatric orbital myositis and discuss its implications for management. A previously healthy 9-year-old boy presented with acute painful diplopia and esotropia following a recent febrile upper…
View details →Levesque, Mueller, Anderson et al. · 2026 · Journal of racial and ethnic health disparities
The COVID-19 pandemic was directly associated with fewer additions to the kidney transplant waiting list and likely contributed to delays in transplant rates, particularly for African Americans. It remains unclear if the pandemic…
View details →Liu, Ahmad, Samsudin et al. · 2026 · Scientific reports
Short-term load forecasting (STLF) plays a critical role in ensuring the reliable and economical operation of power systems, particularly under complex and dynamic meteorological conditions. While Deep Residual Networks (DRNs) have…
View details →Saensupha, Jirahiranpat, Pratumwan et al. · 2026 · Scientific reports
Cholangiocarcinoma (CCA) is a heterogeneous group of malignant tumours originating along the biliary tract. Previous studies have demonstrated that CCA is characterised by altered gut microbial composition and disrupted bile acid…
View details →Wei, Jiaming, Tongping · 2026 · Scientific reports
Acute pancreatitis (AP) concurrent with acute kidney injury (AKI) remarkably elevates the risk of adverse outcomes in affected individuals. Abnormal serum magnesium concentrations have been linked to AKI development across diverse patient…
View details →Danesh, Janati, Gigliotti · 2026 · International journal of oral and maxillofacial surgery
Gender disparities in research trial leadership have been reported in nearly every medical specialty. The true extent of women's involvement as principal investigators (PIs) in oral and maxillofacial surgery (OMS) research trials remains…
View details →Kim, Hyo Eun, Kim et al. · 2026 · Taiwanese journal of obstetrics & gynecology
Chronic vulvar irritation and pruritus are among the most common reasons for gynecologic consultation. These symptoms often persist or recur, posing a significant therapeutic challenge. This preliminary study aimed to evaluate the…
View details →Huang, Tsai, Lin et al. · 2026 · Taiwanese journal of obstetrics & gynecology
A higher oocyte yield is generally associated with improved outcomes in assisted reproductive technology (ART). Vitrification enables the accumulation of oocytes, zygotes, or embryos across multiple cycles, offering a potential strategy to…
View details →Prajapati, Gupta, Mathew et al. · 2026 · The Indian journal of tuberculosis
Tuberculosis (TB) is a significant health issue in the world, and lack of health literacy has resulted in delayed care-seeking practices, non-compliance with treatment regimens, and subsequent stigma in communities with the infection. The…
View details →Mokkapati, Grozinger · 2026 · Journal of insect physiology
Pesticides are important for crop production but can have negative impacts on beneficial insects such as pollinators. In insects, physiological lipid stores may serve to sequester pesticides, while pesticide metabolism and detoxification…
View details →Prendergast, Jarosińska, Kalita et al. · 2026 · Advances in medical sciences
Allergic and asthma-related respiratory symptoms frequently co-occur in childhood and may reflect shared inflammatory mechanisms. However, population-based data on their overlap in Central and Eastern Europe remain limited. We conducted a…
View details →Grifoni, Pancani, Vannetti et al. · 2026 · The Journal of hospital infection
Carbapenemase-producing Enterobacterales (CPE) pose significant risks in healthcare settings, including long-term acute-care rehabilitation hospitals (LTACRHs). The study investigated the impact of implementation of a near-patient rapid…
View details →Riyapan, Laopran, Chantanakomes et al. · 2026 · Resuscitation
Dispatcher-assisted cardiopulmonary resuscitation (DA-CPR) has been shown to increase bystander CPR rates and improve outcomes after out-of-hospital cardiac arrest (OHCA). However, dispatchers cannot directly visualize the scene, which may…
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