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Browse the failure-mode index

21,742 real negative results, null findings, and replication failures. 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 ReportOpen accessMedicine

Trend and clinical outcomes of transcatheter aortic valve replacement in connective tissue disease from the national inpatient sample database (2016-2022).

Yasmin F, Rab AU, Asghar MS et al. · 2026 · Journal of cardiothoracic surgery

Purpose Given the systemic nature of connective tissue diseases (CTD), open surgical intervention for aortic stenosis is often considered high risk, making transcatheter aortic valve replacement (TAVR) a potentially preferable alternative.…

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Negative / Null Result ReportMedicine

Nailfold capillaroscopy findings after anthracycline-based chemotherapy and their association with subclinical changes in left ventricular ejection fraction.

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…

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Negative / Null Result ReportMedicine

Changes in female sexual function during the retirement transition.

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…

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Negative / Null Result ReportMedicine

Cross-sectional and prospective relations between dysfunctional cognitive beliefs and obsessive-compulsive symptoms during late childhood and early adolescence: a test of two aetiological models.

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…

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Negative / Null Result ReportOpen accessMedicine

The impact of vision care program on the mental health of migrant children in Eastern China: evidence from a cluster-randomized controlled trial.

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…

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Negative / Null Result ReportMedicine

Oxidative DNA Damage as an Integrative Marker of Redox Dysfunction Associated with Doxorubicin-Induced Cardiotoxicity in Pediatric Leukemia.

Gándara-Mireles JA, Reyes Espinoza EA, Loera-Castañeda V et al. · 2026 · Current issues in molecular biology

Doxorubicin (Dox) is a cornerstone in the treatment of pediatric acute lymphoblastic leukemia (ALL), but its use is limited by dose-dependent cardiotoxicity. Oxidative stress, arising from mitochondrial dysfunction, enzymatic generation of…

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Negative / Null Result Report

Impact of sleep disorders and cardiovascular disease comorbidity on memory function decline in middle-aged and older adults: a 10-year trajectory analysis based on CHARLS

Peng M, Yuan Z, Lu Y et al. · 2026 · Preprint

Abstract Objective This study aims to investigate the effects of sleep disorders and cardiovascular disease comorbidity on the decade-long trajectory of memory function in middle-aged and elderly populations, thereby offering a scientific…

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Negative / Null Result ReportMedicine

Predictive value of peak left atrial reservoir strain combined with left atrial appendage flow velocity for atrial fibrillation recurrence after pulsed field ablation.

Wang S, Miao J, Tang F et al. · 2026 · BMC cardiovascular disorders

Background The recurrence rate after ablation for atrial fibrillation (AF) remains high, and the predictive performance of existing predictors is limited. Left atrial dysfunction plays a key role in the occurrence and progression of AF.…

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Negative / Null Result ReportMedicine

Clinical Effects of Angulated Single-Implant Crowns With Different Retention Methods in the Aesthetic Area: A Retrospective Cohort Study With 12-24 Months Follow-Up.

Ding X, Wang Y, Choi M et al. · 2026 · Clinical oral implants research

Objective The objective of this study is to evaluate the clinical efficacy of angulated single-implant crowns using the hybrid retention versus pure screw-retained restorations in the aesthetic area. Materials and methods A retrospective…

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Negative / Null Result ReportMedicine

One-stage hepatectomy may be a safe and feasible alternative to ALPPS for hepatocellular carcinoma with liver fibrosis or cirrhosis and FLR/SLV ratio of 30% - 40% - A multicenter study.

Yang H, Gao J, Mo S et al. · 2026 · European journal of surgical oncology : the journal of the European Society of Surgical Oncology and the British Association of Surgical Oncology

Objective and background The optimal surgical strategy for patients with hepatocellular carcinoma (HCC) and liver fibrosis/cirrhosis presenting with a future liver remnant to standard liver volume (FLR/SLV) ratio of 30%-40% remains a…

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Negative / Null Result ReportOpen accessMedicine

Prognostic Utility of Albumin and the C-Reactive Protein-to-Albumin Ratio for Predicting Intravenous Steroid Response in Acute Severe Ulcerative Colitis.

Süleyman S, Emin P, Hüseyin A et al. · 2026 · Journal of clinical medicine

Background/Objectives: Acute severe ulcerative colitis (ASUC) is a high-risk condition associated with intense inflammation and a substantial risk of early colectomy. Intravenous steroids (IVS) remain the first-line therapy; however,…

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Negative / Null Result ReportMedicine

Serum PTH, vitamin D, and calcium levels in patients with medication-related osteonecrosis of the jaw: A case-control study.

Leizaola-Cardesa IO, Gómez-Moreno G, Hernando J et al. · 2026 · Journal of stomatology, oral and maxillofacial surgery

Background To determine serum parathyroid hormone (PTH), vitamin D, and calcium levels in patients with medication related osteonecrosis of the jaw (MRONJ), compared with patients receiving similar medication but without MRONJ; also, to…

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Negative / Null Result ReportMedicine

The effect of empagliflozin on inflammation and oxidative stress in patients undergoing percutaneous coronary intervention, a randomized controlled trial.

Darroudi S, Ghazaee H, Babaei N et al. · 2026 · Scientific reports

Empagliflozin, a sodium-glucose cotransporter-2 (SGLT2) inhibitor, has demonstrated cardioprotective effects beyond glycemic control. Empagliflozin has anti-inflammatory and antioxidant effects in long-term administration; however, current…

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Negative / Null Result ReportMedicine

Risk of Autism Spectrum Disorder and Attention-Deficit/Hyperactivity Disorder in Children With Hypoxic-Ischemic Encephalopathy.

Chow SCW, Wang Y, Leung OLK et al. · 2026 · Journal of autism and developmental disorders

Purpose This study investigated the risk of ASD and ADHD in children who have survived hypoxic-ischemic encephalopathy (HIE), one of the common conditions during birth resulting in neonatal brain injury. Methods A population-based cohort…

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Negative / Null Result ReportMedicine

Dapagliflozin is associated with a reduction in left atrial volume index in type 2 diabetes mellitus without established cardiovascular disease.

Çakır B, Polat F, Karataş MB et al. · 2026 · Acta diabetologica

Background Diabetic cardiomyopathy (DCM) frequently begins with diastolic dysfunction (DD), which leads to increased left ventricular filling pressures and subsequent left atrial enlargement, quantified by the left atrial volume index…

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