e-ISSN: Pending
Failure-mode index

Search what already failed

A searchable index of real negative results, null findings, and replication failures from the published literature — so you can learn what didn't work before repeating it.

WASTE indexes published research — it does not host or republish full papers. Each entry is a metadata record (title, authors, DOI) compiled from open scholarly databases, with the abstract shown in full only where the paper is openly licensed (e.g. Creative Commons); otherwise a short excerpt is shown for reference under fair use. WASTE classifies each work by failure type; classifications are automated and approximate.

21742 results · page 635 of 725

Negative / Null Result ReportMedicine

The impact of leaflet resection versus leaflet preservation on left ventricular reverse remodelling after mitral valve repair: insights from the UK mini mitral trial.

Rao, Bayliss, Wagnild et al. · 2026 · Journal of cardiothoracic surgery

Mitral valve repair (MVr) promotes left ventricular (LV) reverse remodelling, and subsequent reduction in LV diameters and volumes. The effectiveness of different MVr techniques, Resect (leaflet resection) and Respect (leaflet…

View details →DOI: 10.1186/s13019-026-04060-6
Negative / Null Result ReportMedicine

Umbilicus repositioning alleviates constipation in diabetic patients: A double-blind randomized clinical trial.

Kargar, Zareian, Rafiei et al. · 2026 · Journal of bodywork and movement therapies

Constipation is one of the most prevalent gastrointestinal issues faced by diabetic patients. An emerging therapeutic approach for addressing gastrointestinal disorders is visceral manipulation (VM). In this clinical trial, we evaluated…

View details →DOI: 10.1016/j.jbmt.2026.05.007
Negative / Null Result ReportMedicine

The Effects of Different Attentional Focus During Walking on Prefrontal Cortical Activation in Young Healthy Adults.

Grain, Ozsancak, Bonnal et al. · 2026 · The European journal of neuroscience

The aim of this study was to examine the effects of four attentional walking conditions on dorsolateral prefrontal cortex (DLPFC) activation, an approach that has not previously been investigated. We hypothesized that DLPFC activation and…

View details →DOI: 10.1111/ejn.70577
Negative / Null Result ReportMedicine

Field diagnostic performance of the Sysmex XN31 automated hematology analyser for malaria screening among febrile children in a sentinel site for malaria surveillance site in Libreville, Gabon.

Chesly, Patrick, Bedrich et al. · 2026 · International journal of infectious diseases : IJID : official publication of the International Society for Infectious Diseases

To evaluate the diagnostic performance of the Sysmex XN-31 haematology analyser for malaria detection in a sentinel site. A prospective diagnostic assessment study was conducted among febrile children under 15 years of age, attending a…

View details →DOI: 10.1016/j.ijid.2026.108835
Negative / Null Result ReportMedicine

Evaluation of MRCP Findings in Distinguishing Benign from Malignant Causes of Isolated Main Pancreatic Duct Dilation.

Çınar, Uysal, Gürbüz et al. · 2026 · RoFo : Fortschritte auf dem Gebiete der Rontgenstrahlen und der Nuklearmedizin

This study aimed to investigate morphological features on magnetic resonance cholangiopancreatography (MRCP) that may help distinguish benign from malignant causes of isolated main pancreatic duct (MPD) dilation detected without a visible…

View details →DOI: 10.1055/a-2863-2316
Negative / Null Result ReportMedicine

Synthesis and Biological Evaluation of a PET Probe: 4-Borono-2-[ 18 F]fluoro-l-phenylalanine ([ 18 F]FBPA) via an Iodonium Ylide Method for BNCT.

Li, Hu, Sun et al. · 2026 · The Journal of organic chemistry

Boron neutron capture therapy (BNCT) is a promising radiotherapeutic strategy for cancer treatment that selectively eradicates tumor cells while minimizing damage to surrounding healthy cells. 4-Borono-2-[ 18 F]fluoro-l-phenylalanine ([ 18…

View details →DOI: 10.1021/acs.joc.6c00536
Negative / Null Result ReportMedicine

Impact of SARS-CoV-2 infection history on the clinical features and outcomes of patients with recurrent pulmonary tuberculosis: a retrospective case-control study.

Tang, Mi, Xue et al. · 2026 · Annals of medicine

The impact of prior SARS-CoV-2 infection on the clinical course of recurrent pulmonary tuberculosis (TB) remains poorly defined. This study aimed to compare clinical features, radiographic evolution, and outcomes in recurrent TB patients…

View details →DOI: 10.1080/07853890.2026.2683160
Negative / Null Result ReportMedicine

Association Between Temporomandibular Joint Morphology and Mandibular Growth in Adolescents With Facial Asymmetry: An Magnetic Resonance Imaging and Cone-Beam Computed Tomography Study.

Wang, Guo · 2026 · The Journal of craniofacial surgery

To investigate the growth and developmental characteristics of the temporomandibular joint (TMJ) in adolescents with facial asymmetry and its relationship with mandibular morphological changes. A total of 20 patients aged 8 to 20 years…

View details →DOI: 10.1097/scs.0000000000013021
Methods Dead-EndMedicine

Long-term Assessment of Oral Health-Related Quality of Life Following Surgical Removal of Mandibular Third Molar with Advanced Platelet-rich Fibrin: a Single-blinded Randomized Controlled Trial.

Starch-Jensen, Giordano, Alsadi et al. · 2026 · Journal of oral & maxillofacial research

The aim of this single-blinded randomized controlled trial was to test the hypothesis of no difference in long-term oral health-related quality of life following surgical removal of an impacted mandibular third molar with advanced…

View details →DOI: 10.5037/jomr.2026.17101
Negative / Null Result ReportMedicine

MRI-based volumetric and histogram analysis of parotid and submandibular glands in hypertensive patients: a retrospective study.

Kotanlı, Yılmaz, Dogan · 2026 · BMC oral health

The aim of this retrospective study is to evaluate the volumetric and histogram-based characteristics of the parotid and submandibular salivary glands in patients with hypertension compared with healthy controls. Magnetic Resonance images…

View details →DOI: 10.1186/s12903-026-08727-3
Negative / Null Result ReportMedicine

Revision rate and postoperative volume development of chronic subdural hematomas after burr hole craniotomy in combination with tranexamic acid vs. surgery alone - a single-center propensity score-matched analysis.

Scheer, Witte, Guenzerodt et al. · 2026 · BMC neurology

Chronic subdural hematoma (cSDH) is a common intracranial hemorrhage in elderly patients and is associated with substantial postoperative recurrence rates. Tranexamic acid (TXA) has been proposed as an adjuvant therapy to reduce recurrence…

View details →DOI: 10.1186/s12883-026-05003-3
Negative / Null Result ReportMedicine

Paraesophageal hernia repair is associated with similar safety and efficacy results in octogenarians as compared to younger patients.

Barekatain, Simon, Lyons et al. · 2026 · Surgical endoscopy

National database studies suggest elective paraesophageal hernia (PEH) repair in octogenarians is safe but provide limited detail on operative strategy and long-term symptom outcomes. We evaluated perioperative outcomes, operative…

View details →DOI: 10.1007/s00464-026-12944-w
Negative / Null Result ReportMedicine

Cryoprecipitate utilization in the neonatal intensive care unit: a single-center review.

Stoeckel, Soule-Albridge, Feldman et al. · 2026 · Journal of perinatology : official journal of the California Perinatal Association

Significant variability exists in the indications for and dosing of cryoprecipitate transfusions. We examined cryoprecipitate transfusions in neonates with a focus on indications, dosing, and the incidence of multi-donor exposure. In this…

View details →DOI: 10.1038/s41372-026-02740-8
Negative / Null Result ReportMedicine

Clinical correlates of ocular dominance in post-facial paralysis synkinesis.

Kapur, Henry, Lee et al. · 2026 · Journal of plastic, reconstructive & aesthetic surgery : JPRAS

We aimed to explore the relationship between ocular dominance and synkinesis severity. Through phone interviews and a web-based survey, patients were asked to test their ocular dominance via the Miles test. Additionally, patients were…

View details →DOI: 10.1016/j.bjps.2026.05.041
Negative / Null Result ReportMedicine

Single anastomosis duodeno-ileal bypass with sleeve gastrectomy in the United States: has increased volume impacted safety?

Ballato, Shenoy, Le Gardeur De Tilly et al. · 2026 · Surgery for obesity and related diseases : official journal of the American Society for Bariatric Surgery

Originally described in 2007, the single anastomosis duodeno-ileal bypass with sleeve gastrectomy (SADI-S) was only endorsed by the American Society for Metabolic and Bariatric Surgery in 2020. Since then, the procedure has grown…

View details →DOI: 10.1016/j.soard.2026.05.011
Negative / Null Result ReportMedicine

Novel Simulation-based Awake Fiberoptic Intubation Curriculum: Pilot Study.

Haas, Fredette, Murphy et al. · 2026 · The western journal of emergency medicine

Awake fiberoptic intubation is a critical skill of emergency physicians in scenarios where rapid sequence intubation may be impossible or catastrophic. While the equipment to perform awake fiberoptic intubation has become more readily…

View details →DOI: 10.5811/westjem.50778
Negative / Null Result ReportMedicine

Difference in outcomes between right and left posterior descending artery percutaneous coronary intervention: an Australian statewide registry analysis.

Rahman Zahin, Batchelor, Brennan et al. · 2026 · The Egyptian heart journal : (EHJ) : official bulletin of the Egyptian Society of Cardiology

Percutaneous coronary intervention (PCI) is an important treatment for coronary artery disease, and coronary dominance may influence procedural risk. PCI to a left-sided posterior descending artery (L-PDA) occurs in the setting of…

View details →DOI: 10.1186/s43044-026-00755-2
Negative / Null Result ReportMedicine

Choledochoduodenostomy versus transpapillary stent by endoscopic retrograde cholangiopancreatography for preoperative biliary drainage before pancreatoduodenectomy: a French multicenter retrospective cohort study.

Belfil, Diai, Gonzalez et al. · 2026 · Surgical endoscopy

 Few studies have compared the different types of endoscopic biliary drainage, particularly endoscopic retrograde cholangiopancreatography (ERCP) versus Endoscopic ultrasound guided-Choledochoduodenostomy (EUS-CD), for jaundice caused…

View details →DOI: 10.1007/s00464-026-12722-8
Negative / Null Result ReportMedicine

Prospective Methodology Results in Higher Rates of Reported Complications Following Pediatric ACL Reconstruction.

Martin, Ellis, Agonias et al. · 2026 · Journal of pediatric orthopedics

The incidence of pediatric anterior cruciate ligament reconstructions (ACLR) has drastically increased over the last 20 years. Previous studies have sought to characterize postoperative complications, but few have utilized a prospective,…

View details →DOI: 10.1097/bpo.0000000000003359
Negative / Null Result ReportMedicine

The Effect of Guided Imagery and Music with Sasando Music on Anxiety among Ischemic Stroke.

Mbau, Handayani, Kusumaningrum · 2026 · Iranian journal of nursing and midwifery research

Guided Imagery and Music (GIM) interventions reduced the anxiety in many clinical settings. Traditional music pictures the emotion of specific culture. No interventional study was found in reducing anxiety among ischemic stroke patients…

View details →DOI: 10.4103/ijnmr.ijnmr_23_23