Negative / Null Result Report
Conteville LV, Fernandes JPA, Frajacomo FT et al. · 2026 · Preprint
Abstract OBJECTIVES To examine the association between longitudinal trajectories of anthropometric nutritional status, physical activity, and overall survival among women with endometrial cancer. METHODS In a prospective cohort study, we…
View details →Negative / Null Result ReportMedicine
Hakim MS, Hashimi MH, Saeed KM et al. · 2026 · Eastern Mediterranean health journal = La revue de sante de la Mediterranee orientale = al-Majallah al-sihhiyah li-sharq al-mutawassit
Background Viral hepatitis and HIV infections are common public health concerns among injecting drug users, however, there is limited evidence on their seroprevalence in Afghanistan. Aim To determine the seroprevalence of hepatitis B,…
View details →Negative / Null Result ReportOpen accessMedicine
Popovic R, Cvitanovic S, Sarac I et al. · 2026 · Cureus
Objective To assess parents' knowledge of recommended oral-hygiene practices for children and to describe oral-hygiene behaviors within families (parents and children), as well as factors associated with children's oral-hygiene outcomes.…
View details →Negative / Null Result ReportMedicine
Famuyide L, Patel J, Nembhard WN · 2026 · Birth defects research
Background Hypospadias is one of the most common genital defects in boys, affecting about 1 in 125 live-born boys. Several studies have examined the association between a single environmental exposure and risk of hypospadias, but few have…
View details →Negative / Null Result ReportOpen accessMedicine
Ye B, Liu Y, Zhang J et al. · 2026 · Frontiers in nutrition
Background To investigate the associations between consumption of sugar-sweetened beverages (SSBs), artificially sweetened beverages (ASBs), and natural juices (NJs) and incident kidney stone disease (KSD), and to assess whether genetic…
View details →Negative / Null Result ReportMedicine
Kılıç A, Koçak Ulucaköy R, Osmanov Z et al. · 2026 · Biomarkers in medicine
Objective Biomarkers that accurately reflect disease activity and inflammatory burden are needed, particularly in the early stages of spondyloarthropathy (SpA). This study aimed to evaluate the association between serum neopterin levels…
View details →Negative / Null Result ReportMedicine
Sussadee M, Jarudecha T, Muikaew R et al. · 2026 · Animals : an open access journal from MDPI
Feline hypertrophic cardiomyopathy (HCM) is the most common cardiac disease in cats, causing morbidity and mortality. Recently, a variant in the Alström syndrome protein 1 ( ALMS1 ) gene has been reported to be associated with HCM in…
View details →Negative / Null Result ReportMedicine
Choi SJ · 2026 · BMC public health
Background Walking is a widely accessible form of physical activity and has been consistently associated with improved health-related quality of life (HRQoL) at the individual level. However, less is known about how walking participation…
View details →Negative / Null Result ReportMedicine
McCaw K, Fink B, Danis D et al. · 2026 · American journal of veterinary research
Objective To compare the accuracy of a tibial plateau-leveling osteotomy (TPLO) using a modular guide (OssAbility) compared to the traditional freehand method. We hypothesized that guide use would improve TPLO centering and accuracy in the…
View details →Negative / Null Result ReportOpen accessMedicine
Gaba K, Kumar K, Kaushik R et al. · 2026 · Cureus
Background The use of post-mortem blood culture as a diagnostic tool in medico-legal autopsies is limited. Differentiating true infection from contamination or post-mortem bacterial translocation remains a challenge. This study aimed to…
View details →Negative / Null Result Report
Zehra J, Kumari C, Bibi A et al. · 2026 · Preprint
Abstract Objective This study aimed to investigate in-hospital mortality rates among different Mannheim Peritonitis Index (MPI) score groups in patients who underwent emergency laparotomy due to hollow viscus perforation. Methods We…
View details →Negative / Null Result ReportOpen accessMedicine
Buran A, Altaş H, Özkaya Uçar Y et al. · 2026 · Journal of the Turkish German Gynecological Association
Objective To evaluate pathological findings in patients positive for human papillomavirus (HPV)-31. Material and methods This retrospective study included patients evaluated in a tertiary colposcopy clinic. The 3,546 patients tested for…
View details →Negative / Null Result ReportOpen accessMedicine
Braun S, Selkridge I, Nocon A et al. · 2026 · Arthroplasty (London, England)
Background Extensor mechanism disruption following total knee arthroplasty (TKA) significantly impairs knee function and quality of life. Extensor mechanism reconstruction (EMR) is effective but carries risks, including post-operative…
View details →Negative / Null Result ReportMedicine
Sarpeleh F, Ehtesham N, Mirjani R et al. · 2026 · Lupus
ObjectiveThe dysfunction of interleukin-7 receptor alpha (IL-7Rα), which is encoded by the IL7RA gene, has been implicated in the development of systemic lupus erythematosus (SLE). This study aimed to investigate the relationship between…
View details →Negative / Null Result ReportOpen accessMedicine
Mazurek A, Jankowski M, Grudziąż-Sękowska J · 2026 · BMC nephrology
BACKGROUND: The weekend effect refers to the observation that patients admitted to the hospital on the weekend experience poorer clinical outcomes than patients admitted during the workweek. This effect has not been previously studied…
View details →Negative / Null Result ReportOpen accessMedicine
Chen JSC, Osborne JWA, Menz HB et al. · 2026 · Journal of foot and ankle research
Background Fatty infiltration, or fatty atrophy, of the abductor digiti minimi (ADM) muscle of the foot is proposed to be associated with entrapment of the first branch of the lateral plantar nerve (i.e., Baxter's neuropathy) as part of…
View details →Negative / Null Result ReportMedicine
Millán J, Gal B, Esquerda M et al. · 2026 · BMC medical education
Background In Spain, access to specialized medical training is determined through a highly competitive national examination (MIR). While the educational climate of medical schools has been associated with students' learning outcomes and…
View details →Negative / Null Result Report
Zhong R, Chen S, Cui N et al. · 2026 · Preprint
Abstract Background: Adolescents diagnosed with depression frequently experience anxiety and other psychological symptoms. Yet, the interrelationships among multiple psychological symptoms are under-investigated. Network analysis is a…
View details →Negative / Null Result Report
Mahaboob L, Chehade H, Gnanamuthu SS et al. · 2026 · Preprint
Abstract Background Fast-food consumption has become increasingly prevalent among university students, contributing to unhealthy dietary patterns and rising obesity rates. Understanding students' fast-food consumption habits, knowledge,…
View details →Negative / Null Result ReportMedicine
Vejdani-Jahromi M, Calle E, Ganem O et al. · 2026 · AJNR. American journal of neuroradiology
Background and purpose Alzheimer disease (AD) is a progressive neurodegenerative disorder that predominantly affects the aging population. Anti-amyloid β (anti-Aβ) therapies, such as lecanemab, have been developed to slow disease…
View details →Negative / Null Result ReportOpen accessMedicine
Brown J, Abdullah N, Sobuwa S · 2026 · International journal of emergency medicine
BACKGROUND: Endotracheal intubation is a critical life-saving intervention in prehospital emergency care, yet evidence supporting its safe implementation by prehospital practitioners in lower- to middle-income countries remains limited.…
View details →Negative / Null Result Report
shoabjareh ME, Ansari-Astaneh M, Shoeibi N et al. · 2026 · Preprint
Abstract Background This study evaluated choroidal thickness in healthy Iranian individuals using enhanced depth imaging optical coherence tomography (EDI-OCT) and evaluated its correlation with demographic characteristics, laboratory test…
View details →Negative / Null Result ReportMedicine
Alves TG, Bonadiman EA, Ruiz DC et al. · 2026 · The Journal of prosthetic dentistry
Statement of problem Periapical radiographs have been the primary adjunctive diagnostic method of evaluating abutment-prosthesis misfit. However, whether different radiographic receptor‑holders interfere with diagnostic accuracy depending…
View details →Negative / Null Result ReportOpen accessMedicine
Merritt C, Zackula R, Bollinger A · 2026 · Kansas journal of medicine
Introduction The purposes of this study were to determine (1) whether delay to total elbow arthroplasty (TEA) after traumatic distal humerus fracture affects heterotopic ossification (HO) formation and (2) whether HO is associated with…
View details →Negative / Null Result ReportMedicine
Magaribuchi T, Koeda M, Somiya S et al. · 2026 · Scientific reports
To evaluate the accuracy of a high-precision navigation system that projects a three-dimensional (3D) kidney model onto surgical images by limiting its application to moments of minimal organ deformation during partial nephrectomy (PN). We…
View details →Negative / Null Result ReportOpen accessMedicine
Alhassan M, Aljami M, Alotaibi R et al. · 2026 · Brain sciences
Background/Objectives : This study aimed to examine how interpupillary distance (IPD) influences motor and sensory binocular vision functions at distance and near, and to examine associations between different motor and sensory binocular…
View details →Negative / Null Result ReportOpen accessMedicine
Ang RET, Glipo CER, Martinez GHA et al. · 2026 · Clinical ophthalmology (Auckland, N.Z.)
Introduction To compare the effectiveness of an ultrasound biomicroscopy (UBM)-based nomogram with a white-to-white (WTW) nomogram in predicting postoperative vault in myopic patients undergoing implantable collamer lens (ICL)…
View details →Negative / Null Result ReportMedicine
Yildirim G, Yildirim S · 2026 · BMC cardiovascular disorders
Introduction Diaphragmatic dysfunction is a recognized contributor to postoperative respiratory complications following cardiac surgery. Diaphragm ultrasonography has been proposed as a bedside tool to assess diaphragm function. Methods In…
View details →Negative / Null Result ReportMedicine
Usama A, Connolly J, Stewart I et al. · 2026 · Journal of health psychology
Bias among healthcare professionals (HCPs) may shape infant feeding recommendations and influence maternal decision-making, with consequences for maternal and infant health. This study assessed implicit and explicit infant feeding…
View details →Negative / Null Result ReportMedicine
Mongolian Shahrbabaki P, Hesamarefi F, Safizadeh H · 2026 · BMC primary care
Background and objectives Quaternary prevention is a new concept of prevention whose main objective is to prevent harms that unnecessary medical services can cause to patients. Family physicians, as gatekeepers of the healthcare system,…
View details →