Negative / Null Result ReportMedicine
Ebadani L, Reese JA, Sitlani CM et al. · 2026 · Journal of women's health (2002)
Introduction In the United States, cardiovascular disease (CVD) is a leading cause of death among American Indian women. We examined the associations of parity and pregnancy complications (history of preeclampsia, protein in urine,…
View details →Negative / Null Result ReportMedicine
Kyriakidis I, Katsarou SD, Zervou MI et al. · 2026 · Genes
Background/objectives Inherited variants in IKZF1 and CDKN2A/2B are among the most consistently reported germline susceptibility markers for childhood acute lymphoblastic leukemia (ALL). Nonetheless, effect sizes differ across ancestry…
View details →Negative / Null Result Report
Sines BJ, Hagan RS, Jiang X et al. · 2026 · Preprint
ABSTRACT Background Corticosteroids reduce mortality in severe COVID-19 requiring oxygen or invasive mechanical ventilation, yet emerging data suggest that SARS-CoV-2-associated acute lung injury is biologically heterogeneous and that…
View details →Negative / Null Result ReportMedicine
Wu Y, Xu R, Long Q et al. · 2026 · Pediatric research
Background Although asthma and obesity are independently associated with neurodevelopmental disorders, whether their co-occurrence is associated with a higher burden of these disorders remains unclear. Methods Using NHIS data from children…
View details →Negative / Null Result ReportMedicine
Arık H, Tınazlı M, Süer K · 2026 · Medicina (Kaunas, Lithuania)
Backgroun d and Objectives : Urinary tract infections (UTIs) represent one of the most frequently encountered bacterial infections in clinical practice. Although vitamin D (vit D) is recognised for its immunomodulatory properties, its…
View details →Negative / Null Result ReportMedicine
Ramirez De Los Santos ML, Ramírez-De Los Santos S, Becerra Solano LE et al. · 2026 · Nutricion hospitalaria
Introduction Introduction: metabolic syndrome (MS) affects approximately 27 % of the global population and represents a growing public health concern. Identifying factors associated with its presence is essential for prevention, early…
View details →Negative / Null Result ReportMedicine
Wang L, Yue Q, Li KQ et al. · 2026 · BMC cancer
Purpose This study aimed to systematically evaluate the associations between oral health conditions, including periodontitis, tooth loss, and dental caries, and colorectal cancer (CRC) risk. Materials and methods PubMed, Embase, the…
View details →Negative / Null Result ReportMedicine
Boncyk C, Connell J, Stollings JL et al. · 2026 · Critical care medicine
Objectives ICU patients are at increased risk of inappropriate prescribing and high drug burden. These patients also often experience cognitive impairment, physical disability, and increased mortality after discharge. We investigated…
View details →Negative / Null Result ReportOpen accessMedicine
Ye H, Tian Y, He G et al. · 2026 · Journal of clinical medicine
Objectives : This study aimed to investigate the association between postpartum hemorrhage (PPH) and the risk of postpartum depressive and anxiety symptoms. Methods : A retrospective cohort study of twin delivery was conducted at a…
View details →Negative / Null Result Report
Edwards DV, Kim J, Jasper E et al. · 2026 · Preprint
Abstract Background Uterine leiomyomata (or fibroids) are common benign tumors of the uterus. Fibroids are classified into subtypes by location: submucosal, intramural, subserosal. Although the symptomology and comorbidities associated…
View details →Negative / Null Result ReportOpen accessMedicine
Jaafari Z, Hassanzadeh J, Sayadi M et al. · 2026 · Health science reports
Background and aims The variation in the incidence of type 2 diabetes mellitus (T2DM) in different countries is associated with various factors. This study aimed to examine the factors linked to the difference in the incidence of T2DM…
View details →Negative / Null Result ReportMedicine
Sabri H, Baniameri S, Kataria P et al. · 2026 · Journal of periodontology
Background Periodontitis, a chronic inflammatory disease, is linked to systemic conditions such as cardiovascular and kidney disease. Serum α-Klotho, an anti-aging protein with anti-inflammatory properties, has been associated with…
View details →Negative / Null Result ReportOpen accessMedicine
Hendricks S, Huynh A, Burns DT et al. · 2026 · AIDS research and treatment
Purpose To determine whether sociodemographic factors, including residence in rural/frontier versus urban settings, are associated with differences in HIV viral suppression rates among people living with HIV in Wyoming with one or more…
View details →Negative / Null Result ReportOpen accessMedicine
Xiong Y, Huang J, Wu Y et al. · 2026 · Renal failure
Physical activity (PA) is of great importance for peritoneal dialysis (PD) patients with sarcopenia. However, the optimal PA dose for sarcopenia in PD patients remains unclear. This study adopted a cross-sectional design and enrolled PD…
View details →Negative / Null Result ReportMedicine
Luo M, Wang Y, Wang Y et al. · 2026 · The journal of maternal-fetal & neonatal medicine : the official journal of the European Association of Perinatal Medicine, the Federation of Asia and Oceania Perinatal Societies, the International Society of Perinatal Obstetricians
Objective The optimal interpregnancy interval (IPI) for preventing hypertensive disorders of pregnancy (HDP) remains unclear, and whether this association is modified by maternal baseline characteristics has not been well established. This…
View details →Negative / Null Result ReportMedicine
Revilla-León M, Gómez-Polo M, Barmak AB et al. · 2026 · The Journal of prosthetic dentistry
Statement of problem As experience with intraoral scanners (IOSs) and scientific evidence has grown, factors compromising IOS accuracy have been identified. Limited interdental space between tooth preparations lead to the bridge scanning…
View details →Failed Experiment ReportMedicine
Steinharter JA, Chou J, Ilagan CH et al. · 2026 · Journal of the American College of Surgeons
Background An adequate future liver remnant volume (FLRV%) reduces the risk of posthepatectomy liver failure (PHLF). This study evaluates (1) the association of FLRV% with grade 4/5 morbidity and (2) the safe FLRV% threshold for PHLF- and…
View details →Negative / Null Result ReportMedicine
Seale L, Bates N, Tumin D et al. · 2026 · European journal of obstetrics, gynecology, and reproductive biology
Objective To examine the association between age at menarche and polycystic ovary syndrome (PCOS) diagnosis among US women aged 20-49 years. Study design Our retrospective cross-sectional analysis used data from the 2022-2023 National…
View details →Negative / Null Result ReportOpen accessMedicine
Wang X, Zhang R, Chai W et al. · 2026 · Medicine
The incidence of IgA nephropathy (IgAN) is increasing, and some observational studies reported the potential correlation of polycystic ovary syndrome (PCOS) with the risk of IgAN. We performed a bidirectional Mendelian randomization…
View details →Negative / Null Result ReportMedicine
Gonzalez W, Isla J, Barba D et al. · 2026 · Journal of ISAKOS : joint disorders & orthopaedic sports medicine
Background Anterior tibial translation (ATT) measured on magnetic resonance imaging (MRI) is a reproducible marker of anterior cruciate ligament (ACL) deficiency. However, its longitudinal evolution after ACL reconstruction (ACLR) and its…
View details →Negative / Null Result ReportOpen accessMedicine
Bax EA, Colyn W, Bellemans J et al. · 2026 · Osteoarthritis and cartilage open
Objectives This study investigated the association between alpha angles of the hip and tibial genu varum in a healthy population with equal male-to-female distribution. It also examined sex-based differences, explored the impact of sports…
View details →Negative / Null Result Report
GUILLEN SANCHEZ JS, Saenz Tolay M, Cabanillas Chirinos L et al. · 2026 · Preprint
Background: The rising consumption of ultra-processed foods (UPFs) is a global concern, given their poor nutritional quality and the presence of multiple additives that may pose health risks when consumed in excess. Young populations are…
View details →Negative / Null Result ReportOpen accessMedicine
Motoji Y, Kitamura T, Naito N et al. · 2026 · Interdisciplinary cardiovascular and thoracic surgery
Objectives This study aimed to investigate changes in haematoma thickness (HT) and the maximum ascending aortic diameter (MAD) early after onset and their association with in-hospital disease progression in type A intramural haematoma…
View details →Negative / Null Result ReportOpen accessMedicine
Berto LG, da Silva CL, Durante MV et al. · 2026 · Pediatric surgery international
Objective Acute appendicitis is the leading cause of abdominal surgery. This study evaluated outcomes of transumbilical single-incision laparoscopic appendectomy (TSILA) compared with conventional laparoscopy and open surgery. Methods A…
View details →Negative / Null Result ReportOpen accessMedicine
Alogaili MH, Hussein ZA, Alsallami AA et al. · 2026 · BMC medical education
Background Time management involves using time efficiently to complete specific tasks and the grade point average (GPA) is a summary statistic that represents students' average academic performance over a specific period. Both the…
View details →Negative / Null Result ReportMedicine
Ji J, Sun CL, Dale W et al. · 2026 · GeroScience
Among older adults with early breast cancer, the risk of chemotoxicity can vary widely despite similar chronological age. Here, we evaluated whether epigenetic indicators of biological age can stratify the risk of chemotoxicity in this…
View details →Negative / Null Result ReportMedicine
Götz N, Völkerer A, Hofer H et al. · 2026 · Scandinavian journal of gastroenterology
Background Barrett's esophagus (BE) is a premalignant condition associated with gastroesophageal reflux disease (GERD) and an increased risk of esophageal adenocarcinoma (EAC). While Helicobacter pylori ( H. pylori ) has been proposed as a…
View details →Negative / Null Result ReportMedicine
Benvenuti L, Digennaro V, Colangelo A et al. · 2026 · European journal of orthopaedic surgery & traumatology : orthopedie traumatologie
Purpose The influence of polyethylene (PE) insert thickness on long-term implant survival after total knee arthroplasty (TKA) remains controversial. Thicker PE inserts are generally reserved for cases in which adequate ligament balance…
View details →Negative / Null Result ReportMedicine
Garcia-Ruiz MP, Torres-Bautista RM, Lopez-Franco MD et al. · 2026 · Journal of clinical medicine
Objectives: The general objective of the study was to analyze the influence of sociodemographic factors and care and hygiene practices on the appearance of Incontinence-Associated Dermatitis (IAD). The specific objectives were to identify…
View details →Negative / Null Result ReportOpen accessMedicine
Wu W, Fan Y · 2026 · Medicine
Anesthesia is indispensable to modern surgical practice and clinical care; however, its potential impact on neurodevelopment and behavioral outcomes has raised growing concerns. Discrepancies among previous studies may partly arise from…
View details →