11,417 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.
Mohan S, Reagu S, Lindow S et al. · 2026 · Journal of interprofessional care
This study aimed to assess a Middle Eastern maternity team's perceptions and attitudes toward interprofessional education (IPE), examine factors that may influence these perceptions, and consider their potential implications. Within…
View details →Rustemeyer J, Ponelis E, Sari-Rieger A · 2026 · Journal of cranio-maxillo-facial surgery : official publication of the European Association for Cranio-Maxillo-Facial Surgery
Total alloplastic temporomandibular joint replacement (TMJ-AR) is an established treatment for end-stage temporomandibular joint disease; however, comparative data on different prosthesis designs remain limited. This retrospective 10-year…
View details →Angouraj Taghavi E, Emamian MH, Hashemi H et al. · 2026 · Scientific reports
This study aimed to compare ocular biometrics between diabetic and non-diabetic individuals. Understanding these biometric differences may inform cataract surgery planning and glaucoma risk assessment in diabetic patients. Participants…
View details →Uzunçakmak-Uyanık H, Yıldız FG, Yalçın-Çakmaklı G et al. · 2026 · Scientific reports
Rhythmic movements mimicking tremor are commonly used as a control condition in tremor physiology studies, yet the influence of different metronome modalities on performance has not been systematically examined. We compared auditory,…
View details →Porr C, Vidrighin A, Ichim C et al. · 2026 · Life (Basel, Switzerland)
Background Alcohol-related macrocytic anemia remains insufficiently characterized, particularly regarding molecular correlates of disease severity and treatment response. We evaluated the hepatic, inflammatory and microRNA profile of…
View details →Rossmann J, Schicho A, Höhne J et al. · 2026 · Journal of biomaterials applications
This study compares the in vivo behavior (epidural thickness and complication rate including the development of cerebrospinal fluid fistula, CSF-fistula) of the newer dura sealant HEMOPATCH® (HP) with that of the well-established patch…
View details →Azar M, Marantz A · 2026 · Cognition
Every day, we are likely to encounter novel words. We might even make those ourselves from familiar parts of words we know, creating something new and understandable, e.g., wordify, grantology. However, some combinations of these familiar…
View details →Carreño Sanchez MA, Ruiz J, Siffredi J et al. · 2026 · Pediatric surgery international
Background Posterior sagittal anorectoplasty (PSARP) remains the standard surgical approach for rectobulbar fistula in patients with anorectal malformations (ARM). Laparoscopically assisted anorectoplasty (LAARP) has emerged as an…
View details →Taylor SL, Aizenberg D, Jost M et al. · 2026 · Journal of the American Medical Informatics Association : JAMIA
Objectives Evaluate the impact of ambient listening AI scribe technology for drafting notes on patient-reported communication and satisfaction ratings of their physician during ambulatory visits. Materials and methods We conducted a pilot…
View details →Goker Kamali S, Imamoglu YT · 2026 · Australian endodontic journal : the journal of the Australian Society of Endodontology Inc
This study compared the accuracy and repeatability of responses generated by three advanced language models (ChatGPT-4, Gemini, and DeepSeek) in determining the necessity and appropriate regimen of antibiotic prophylaxis in endodontic…
View details →Şahin M, Asan CY, Çukurluoğlu A et al. · 2026 · Journal of cranio-maxillo-facial surgery : official publication of the European Association for Cranio-Maxillo-Facial Surgery
Sagittal split ramus osteotomy (SSRO), a widely used mandibular procedure in orthognathic surgery, may affect the masticatory muscles through subperiosteal dissection and soft-tissue manipulation. Although minimally invasive modifications…
View details →Doğrukök ÖN, Baser M, Özden F et al. · 2026 · Irish journal of medical science
Urinary incontinence (UI) is a common complication after stroke and negatively affects quality of life (QoL). However, the relationship between physical activity and UI in women with stroke remains unclear. To investigate the relationship…
View details →Ogiwara T, Sato A, Wakabayashi M et al. · 2026 · Journal of clinical neuroscience : official journal of the Neurosurgical Society of Australasia
Background The three-dimensional (3D) 4K exoscope has emerged as a practical visualization platform in neurosurgery, offering high-resolution imaging together with ergonomic and workflow-related advantages. The aim of this study was to…
View details →Silveira BC, Ribeiro AP, Mendes MA et al. · 2026 · Anatomia, histologia, embryologia
Meibomian glands are responsible for the production and secretion of lipids into the precorneal tear film, which limits its evaporation. This study aimed to evaluate the percentage of Meibomian gland loss rate (MGLR) in the upper eyelid of…
View details →Bhatt AH, Patel DV, Shinde MK et al. · 2026 · Indian pediatrics
Objective To compare the incidence and severity of skin damage associated with transparent film dressing and microporous paper tape used for temperature probe fixation in preterm neonates. Methods Preterm neonates requiring radiant warmer…
View details →Zhao P, Zhou Y, Zhang C et al. · 2026 · Surgical laparoscopy, endoscopy & percutaneous techniques
Background The optimal suture technique for primary closure after laparoscopic choledochotomy remains uncertain. We compared real-world outcomes of barbed continuous and conventional interrupted sutures in patients with…
View details →Abdelsalam H, Abdalla M, Aied N et al. · 2026 · Medicina (Kaunas, Lithuania)
Background and Objectives : Adenoidectomy is a common pediatric procedure performed and endoscopic, instrumented techniques such as a powered microdebrider and coblation aim to improve visualization and completeness of resection while…
View details →Benedict Vinothini A, Mythilipraba S, Punnen SA et al. · 2026 · Indian journal of medical microbiology
Background Bloodstream infections (BSIs) require rapid identification and susceptibility testing to guide timely antimicrobial therapy. Although paired aerobic and anaerobic blood culture bottles are routinely used, the incremental benefit…
View details →Liu FQ, Ren LN, Zhou XR et al. · 2026 · Gastrointestinal endoscopy
Background and aims This multicenter retrospective cohort study aims to evaluate the efficacy and safety of sphincter-sparing pre-closure technique-assisted endoscopic papillectomy (EP) versus conventional EP for duodenal papilla adenomas.…
View details →Minoji S, Ishikura H, Kudo M et al. · 2026 · Archives of orthopaedic and trauma surgery
Background Perceived leg length discrepancy (pLLD) is a common source of dissatisfaction after total hip arthroplasty (THA), even in the absence of significant radiographic discrepancies. While spinopelvic factors have been increasingly…
View details →Hirakawa-Ueno K, Makino K, Fukumori R et al. · 2026 · Research in veterinary science
This study evaluated insulin sensitivity and serum pepsinogen in dairy cows from herds with high and low risk for displaced abomasum (DA) across different lactation stages. Blood samples and body condition scores (BCS) were collected from…
View details →Promsut W, Chalalai T, Saechue B et al. · 2026 · BMC veterinary research
Background Time-of-day-related physiological variation may influence immune, oxidative, and endocrine responses to surgical stress. This study evaluated the effects of morning versus afternoon surgical castration on inflammatory cytokine…
View details →Paolini A, Serpieri M, Bonaffini G et al. · 2026 · Animals : an open access journal from MDPI
This retrospective study compared three ultrasound-guided locoregional techniques-transversus abdominis plane (TAP), quadratus lumborum (QL), and caudal thoracic paravertebral (C-TPV) blocks-in dogs undergoing laparoscopic ovariectomy.…
View details →Howick V JF, Lugo-Fagundo NS, Umadat G et al. · 2026 · Journal for healthcare quality : official publication of the National Association for Healthcare Quality
Objective To evaluate patient-reported experiences after interhospital transfer (IHT) within an integrated health system and identify communication and coordination domains associated with overall satisfaction. Methods This retrospective…
View details →Thanapongpibul C, Niransuk P, Sassanarakkit S et al. · 2026 · Scientific reports
Microfluidic sperm selection (MSS) is a centrifugation-free alternative to density gradient centrifugation (DGC) for sperm preparation in intracytoplasmic sperm injection (ICSI). This prospective, randomized sibling-oocyte study included…
View details →Yildiz A, Yazici S, Yildiz Z · 2026 · BMC cardiovascular disorders
Objectives This study aimed to evaluate whether peroxisome proliferator-activated receptor gamma coactivator-1 alpha (PGC-1α) could serve as a marker of myocardial ischemia by examining its association with cross-clamp time, which reflects…
View details →Patel N, Sajjadi A, Park A et al. · 2026 · The Laryngoscope
Objective To compare operative metrics, postoperative complications, and radiographic osseous union among surgeon-specific plates (SSPs), patient-specific plates (PSPs), and conventional un-bent plates (CPs) in microvascular mandibular…
View details →Ibelings S, Brand T, Holube I · 2026 · International journal of audiology
Objective Compilation and evaluation of test lists for the synthesised speech test "Oldenburg Phrases" (OLPHRA), consisting of semantically meaningful phrases with the fixed structure article - adjective - noun - infinitive. Design Lists…
View details →Yamada SM · 2026 · Surgical neurology international
Background When low-flow oxygen (O2) delivery is required, a nasal cannula is commonly used. However, no reports have described arterial blood gas analysis in actual patients receiving O2 simultaneously through a mask and a nasal cannula.…
View details →Uygun SS, Ozturk M, Soylu H et al. · 2026 · BMC pediatrics
Background Premature birth is associated with a high risk of mortality and neurodevelopmental morbidity, with intraventricular hemorrhage (IVH) remaining a major cause of brain injury in preterm infants. Neuroprotective care bundles…
View details →