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19,847 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.

Negative / Null Result ReportMedicine

Comparative effectiveness of tirzepatide versus GLP-1 receptor agonists on the risk of venous thromboembolism in patients with obesity: a real-world cohort study.

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)…

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Negative / Null Result ReportMedicine

An Analysis of Thyrotropin Levels in Patients With Nonscarring Alopecia: A Single-Center Retrospective Comparative Study.

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…

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Negative / Null Result ReportMedicine

The Influence of Congenital Heart Defect Repair Through a Right Subaxillary Thoracotomy on Postoperative Pulmonary Function and Prognosis in Small Infants.

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…

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Negative / Null Result ReportMedicine

Comparative efficacy of ripertamab, rituximab, and efgartigimod in chronic inflammatory demyelinating polyneuropathy: an exploratory real-world multicenter cohort study.

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…

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Negative / Null Result ReportMedicine

Monitoring cardiac symptoms during teleprehabilitation prior to coronary artery bypass grafting: a digital cardiac counselling trial subanalysis.

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…

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Negative / Null Result ReportMedicine

Phacoemulsification with IOL implantation combined with goniosynechialysis and goniotomy in primary angle-closure glaucoma following failed trabeculectomy: short-term effectiveness and safety outcomes.

Zhou, Ge, Jin et al. · 2026 · Frontiers in medicine

To evaluate the short-term effectiveness and safety of Phacoemulsification with intraocular lens implantation combined with goniosynechialysis and goniotomy (PEI-GSL-GT) in eyes with prior failed trabeculectomy compared to surgically…

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Negative / Null Result ReportMedicine

Efficacy and cost-effectiveness of intraoperative cell salvage for patients with placenta previa during cesarean section: a retrospective comparison analysis.

Zhang, Lu, Hua et al. · 2026 · Open medicine (Warsaw, Poland)

This study aimed to evaluate whether intraoperative cell salvage (ICS) and retransfusion reduce allogeneic blood transfusion (ABT) requirement and treatment costs in patients with placenta previa undergoing cesarean section. We…

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Negative / Null Result ReportMedicine

Robotic segmental ureterectomy for upper tract urothelial carcinoma: comparable short-term oncological outcomes and improved postoperative recovery compared to open approach.

Lasmanovich, Chepeliuk, Fihman et al. · 2026 · World journal of surgical oncology

Segmental ureterectomy (SU) is an established kidney-sparing strategy for upper tract urothelial carcinoma (UTUC), yet few studies have compared the standard open approach to the emerging robotic modality. We performed a clinical outcome…

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Negative / Null Result ReportMedicine

Impact of the MonCœur smartphone application on self-care and quality of life in heart failure: The APPLIMONCOEUR randomized trial.

Berthelot, Audureau, Bouleti et al. · 2026 · Archives of cardiovascular diseases

The MonCœur smartphone application (app) was developed to meet the specific needs of individuals living with heart failure (HF). To evaluate whether the MonCœur smartphone app improves self-care at 6months in patients with HF,…

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Negative / Null Result ReportMedicine

A pilot study comparing specimen quality of ESR and EMR.

Metter, Dumoulin, Hay et al. · 2026 · Scandinavian journal of gastroenterology

Endoscopic submucosal resection (ESR) is a novel resection technique. ESR is performed with a partially insulated snare, which allows a resection close to the proper muscle layer thus resecting in the deep submucosa. This should have…

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Negative / Null Result ReportMedicine

Effect of an Educational Intervention on Postural Risk Among Endodontic Residents Under Different Magnification Conditions.

García Alcaide, Conde Villar, Pérez Alfayate et al. · 2026 · European journal of dental education : official journal of the Association for Dental Education in Europe

To assess the impact of a tailored ergonomic lecture on postural risk among second-year endodontic residents depending on the use of no magnification, ergonomic loupes, or an operating microscope. A within-subjects, repeated measures…

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Negative / Null Result ReportMedicine

The Relationship Between Games Missed for Rest or Load Management and Injury in the National Basketball Association, 2014-15 Through 2022-23.

Herzog, Brink, Gondalia et al. · 2026 · Sports medicine (Auckland, N.Z.)

One often-stated aim of load management in elite athletes is injury reduction. However, current literature on the efficacy and effectiveness of specific load management strategies to reduce injury risk is limited. The aim of this study was…

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Negative / Null Result ReportMedicine

A Quantitative in Vitro Framework Reveals State-Dependent Pharmacological Responses to Repeated Inflammatory Stimulation in Synovial Fibroblasts.

Yamada, Hosokawa, Mitoma et al. · 2026 · Biological & pharmaceutical bulletin

Rheumatoid arthritis is characterized by chronic synovial inflammation and recurrent flares, which are thought to involve joint-specific inflammatory memory. Synovial fibroblasts (SFs) contribute to this process through altered responses…

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