19,854 real negative results, null findings, and replication failures · 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.
Liu S, Song X, Li D et al. · 2025 · Wetlands.
Constructed Wetland (CW) is a low-carbon, sustainable ecological treatment technology widely used for deep treatment of wastewater treatment plant tailwater. However, constrained by the lack of available carbon source in the tailwater, the…
View details →Martínez-Ocón J, Pérez M, Calvo A et al. · 2026 · Journal of clinical anesthesia
Background Sedation during endoscopic retrograde cholangiopancreatography procedures (ERCP) increases the risk of hypoxemia and the need for respiratory support in high-risk patients. High flow nasal cannula (HFNC) provides humidified gas…
View details →Diener J, Krafft J, Rayling S et al. · 2025 · Preprint
The global rise in nursing home (NH) populations presents substantial challenges, as residents frequently experience physical and cognitive decline, low physical activity, and high fall risk. This study evaluated the effectiveness of the…
View details →Linares LAR, Martinez RCR, Carvalho VH et al. · 2026 · Preprint
Abstract Background and Objectives: Pain control after cardiac surgery remains suboptimal, and concerns about neuraxial techniques under anticoagulation limit the use of thoracic epidurals. The erector spinae plane (ESP) block offers a…
View details →Michaan N, Michaan N, Laskov I et al. · 2026 · Journal of lower genital tract disease
Objectives Cervical conization (loop electrosurgical excision procedure) under local anesthesia is often associated with anxiety and procedural pain. Virtual reality (VR) glasses may enhance patient experience and reduce discomfort during…
View details →Sielski W, Osęka T, Antolak A et al. · 2026 · Frontiers in endocrinology
Background Parathyroid preservation during total thyroidectomy with central neck dissection in papillary thyroid carcinoma remains challenging due to the glands' delicate vascular anatomy and risk of inadvertent devascularization or…
View details →Palmier M, Ghorayeb G, Arhant G et al. · 2026 · Annals of vascular surgery
Background Supraceliac aortic cross-clamping can induce remote organ injury, particularly affecting the lungs through ischemia-reperfusion mechanisms. Pulmonary endothelial dysfunction plays a central role in acute lung injury, potentially…
View details →García-García M, Mosqueda J, Escobar Cabrera JE et al. · 2025 · Toxicon
A recent clinical case involving a Poecilotheria regalis bite was treated with Mexican L. mactans antivenom (Aracmyn Plus, Silanes, Mexico), resulting in the improvement of some of the symptoms. This could be attributed to cross-reactivity…
View details →Hooshiar MH · 2026 · The Journal of prosthetic dentistry
Statement of problem Artificial intelligence (AI) language models have been increasingly used for clinical decision-making in implant dentistry and for scholarly writing. Yet, their reliability, fabrication rates, and comparative…
View details →Tsakmaki PV, Tasoulis S, Georgakopoulos SV et al. · 2025 · International journal of neural systems
This research looks at the use of long-short-term memory (LSTM) networks to predict psychosis, in patients within the schizophrenia spectrum, based on Heart Rate Variability (HRV) data acquired from wearable devices. Our primary objective…
View details →Szabó D, Tóth A, Nagy CB et al. · 2025 · Orvosi hetilap
Introduction The glomus caroticum, located at the carotid bifurcation, contains chemoreceptors and is essential for the rapid physiological adaptation to changes in blood oxygen, carbon dioxide, and pH levels. Paragangliomas of the glomus…
View details →Sanak F, Iselin K, Kaufmann C et al. · 2026 · Journal of ocular pharmacology and therapeutics : the official journal of the Association for Ocular Pharmacology and Therapeutics
Purpose To analyze the effect of fasting on volume, growth factor, and lipid concentration in eye drops derived from autologous serum (AS) and leukocyte-poor platelet-rich plasma (LP-PRP). To assess changes in protein and growth factor…
View details →Hughes C, Myers MA, Tickell-Painter M et al. · 2026 · Clinical biochemistry
Introduction The climate crisis is a health crisis, and healthcare contributes to this via consumption of resources, the release of greenhouse gases, and the generation of waste. Pathology testing underpins most healthcare, and the vast…
View details →Regev-Yochay G, Barda N, Shusterman Y et al. · 2026 · NEJM evidence
Background In 2024, Israel faced a major West Nile virus (WNV) disease outbreak. We aimed to evaluate the efficacy and safety of WNV-neutralizing plasma for hospitalized patients with WNV disease. Methods We conducted a randomized,…
View details →Tavolinejad H, Bozorgi A, Emkanjoo Z et al. · 2025 · Journal of the American College of Cardiology
Background Vasovagal syncope (VVS) is a common yet challenging condition with limited effective treatments. Elastic compression stockings (ECS) have been proposed as a potential therapy, but their real-world effectiveness remains unclear.…
View details →Zhang F, Yu Z, Pan J et al. · 2026 · Jornal de pediatria
Objective This study aimed to investigate the risk factors for acute neurological complications (ANCs) in neonates with bacterial meningitis (NBM). Methods This retrospective study analyzed 68 neonates (aged 0-28 days) with bacterial…
View details →Sanchis J, Bueno H, Martí Sánchez D et al. · 2025 · Heart (British Cardiac Society)
Background Clinical trials and meta-analyses indicate a reduced reinfarction risk with invasive management in older patients with non-ST-segment elevation myocardial infarction (NSTEMI). This study investigated whether similar benefits…
View details →Qiao W, Liu L, Zhang X et al. · 2024 · Preprint
Abstract Background Subarachnoid anesthesia is the primary anesthetic method for elective cesarean section surgery, characterized by rapidly taking effect and reliable analgesia. However, subarachnoid anesthesia is prone to cause a high…
View details →Kashtiara A, Pauptit J, Thijs D et al. · 2025 · Preprint
Abstract BACKGROUND AND OBJECTIVES: Enhanced Recovery After Surgery (ERAS) protocols aim to improve surgical outcomes, by mitigating postoperative stress through multimodal perioperative care. In spinal surgery, such protocols—termed…
View details →Muir KJ, Maye A, McHugh MD et al. · 2025 · JAMA network open
Importance It is unknown if virtual nursing (VN) enhances care quality or improves the workload of bedside nurses in hospitals. Objective To describe what services VNs provide to patients and nurses in hospitals; to evaluate whether the…
View details →Zhang J, Suo T, Cheng Y et al. · 2026 · Journal of investigative medicine : the official publication of the American Federation for Clinical Research
Hemophagocytic lymphohistiocytosis (HLH) secondary to visceral leishmaniasis (VL-HLH) is a severe and often fatal condition marked by systemic inflammation and immune dysfunction. In this retrospective cohort study at Shanxi Children's…
View details →Smedemark SA, Jarbøl DE, Laursen CB et al. · 2026 · The lancet. Healthy longevity
Background Diagnosing acute respiratory conditions in adults older than 65 years is challenging due to age-related physiological changes, which increase diagnostic complexity and the risk of hospital admission. We investigated whether…
View details →Nakamura Y, Murata S, Yabe T et al. · 2026 · Cureus
Introduction C5 palsy is a disabling complication after posterior cervical decompression and fusion (PCDF). Whether C4/5 facetectomy reduces the incidence or improves the outcomes of C5 palsy remains uncertain. Therefore, this study aimed…
View details →Santos CMM, Mattos NM, Silva RAP et al. · 2025 · Lasers in medical science
This pilot study aimed to investigate the effects of intravascular laser irradiation of blood (ILIB) on anxiety levels and vital signs in patients undergoing third molar extraction. A randomized, placebo-controlled clinical trial was…
View details →Liu C, Deng G, Wang Y et al. · 2026 · Stroke and vascular neurology
Background Transradial access has become an increasingly preferred approach for cerebral angiography. However, embolic events, often clinically silent, remain a frequent concern. Despite routine use, the efficacy and safety of heparin…
View details →Jiang C, Zhao Z, Yang Z et al. · 2026 · Circulation
Background Observational studies have suggested that SGLT2 (sodium-glucose cotransporter 2) inhibitors are associated with a lower risk of atrial fibrillation (AF) recurrence after catheter ablation in patients with AF with concomitant…
View details →Krzyżaniak M, Warmiński K, Olba-Zięty E et al. · 2025 · Industrial Crops & Products
Camelina sativa (L. Crantz) is an annual oilseed crop cultivated for industrial and food purposes. To expand camelina's cultivation area, improve yields, and reduce weed pressure, the crop can be grown in intercropping system. The aim of…
View details →Perez-Valero I, Corona Mata D, Crussells Canales MJ et al. · 2026 · International journal of antimicrobial agents
Objective To evaluate if switching from dolutegravir/lamivudine (DTG/3TC) to bictegravir/emtricitabine/tenofovir alafenamide (BIC/FTC/TAF) improves neuropsychiatric tolerability in suppressed adults with stable neuropsychiatric…
View details →Zhang F, Zhong Y, Li Q et al. · 2025 · High altitude medicine & biology
Zhang, Fengying, Yang Zhong, Qiuyue Li, Doudou Hao, Zhiyou Shi, Suying Zhu, Qian Zhang, and Yunhong Wu. Does Hydrogen-Rich Water Reduce Oxidative Stress in Patients with Chronic Mountain Sickness? A Randomized, Blinded, Controlled Trial.…
View details →Crawford AM, Striano BM, Schoenfeld AJ et al. · 2026 · Spine
Study design Retrospective multicenter cohort study. Objective To compare the safety and efficacy of venous thromboembolism prophylaxis (VTE) strategies between two high-volume spine centers with distinct protocols. Summary of background…
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