Negative / Null Result ReportMedicine
Lee SJ, Han HH, Eom JS et al. · 2026 · Plastic and reconstructive surgery
Background The deep inferior epigastric perforator (DIEP) flap is widely used in autologous breast reconstruction, with its success heavily reliant on the vascular anatomy, particularly midline crossing-over vessels that facilitate…
View details →DOI: 10.1097/prs.0000000000012864 Negative / Null Result ReportMedicine
Raudeberg R, Iverson GL · 2026 · Archives of clinical neuropsychology : the official journal of the National Academy of Neuropsychologists
Objective The Repeatable Battery for the Assessment of Neuropsychological Status (RBANS) is a brief neuropsychological screening battery that measures aspects of attention, immediate and delayed memory, and verbal and…
View details →DOI: 10.1093/arclin/acaf104 Negative / Null Result ReportMedicine
Hems T · 2026 · The Journal of hand surgery, European volume
There is significant interest in research on the pathology, natural history and treatment of brachial plexus birth injury. This article comments on a few newly published papers in the Journal of Hand Surgery (European Volume) to highlight…
View details →DOI: 10.1177/17531934251408606 Negative / Null Result ReportMedicine
Takenaka K, Kawamoto A, Hibiya S et al. · 2026 · Inflammatory bowel diseases
Background and aims Clinicians need data on the responsiveness of ileal strictures of Crohn's disease (CD) to biologic therapy, yet most trials prioritize mucosal healing. We quantified short‑term changes in ileal strictures under biologic…
View details →DOI: 10.1093/ibd/izag012 Negative / Null Result ReportMedicine
Kongsnes BEB, Asprusten TT, Wyller VBB et al. · 2026 · Stress (Amsterdam, Netherlands)
Chronic fatigue after Epstein-Barr virus (EBV) infection is a significant health problem among adolescents, yet its underlying mechanisms remain unclear. This study investigated whether preinfection hair cortisol levels predict chronic…
View details →DOI: 10.1080/10253890.2026.2638303 Negative / Null Result ReportMedicine
Luppino-Assad AP, Mello RP, Medeiros-Ribeiro AC et al. · 2026 · Rheumatology (Oxford, England)
Objectives To evaluate humoral immune response to recombinant zoster vaccine (RZV) in immunosuppressed patients with SSc compared with healthy controls, to identify factors influencing vaccine response and to assess RZV safety and impact…
View details →DOI: 10.1093/rheumatology/keag294 Negative / Null Result ReportMedicine
Kıraç FÇ, Özen MY, Kıraç R et al. · 2026 · Geriatric nursing (New York, N.Y.)
Objectives This study aims to examine the effect of self-efficacy in chronic disease management on engagement in healthy aging and life satisfaction in individuals with diabetes. Methods This cross-sectional, quantitative study utilized…
View details →DOI: 10.1016/j.gerinurse.2026.103939 Negative / Null Result ReportMedicine
Freeman D, Rosebrock L, Waite F · 2026 · Schizophrenia research
Background Initial patient perceptions of a treatment's credibility, and expectations for improvement, have been shown to predict to a small degree outcomes for common mental health disorders. This study aimed to discover: how patients…
View details →DOI: 10.1016/j.schres.2026.03.005 Negative / Null Result ReportMedicine
Sawyer Z, Sorial M, Liauw JC · 2026 · Journal of oncology pharmacy practice : official publication of the International Society of Oncology Pharmacy Practitioners
IntroductionImmune checkpoint inhibitors have improved outcomes for solid tumors but are associated with immune-related adverse events (irAEs). Literature suggests that patients with an absolute lymphocyte count (ALC) ≥ 2000 cells/mm3…
View details →DOI: 10.1177/10781552251415528 Negative / Null Result Report
Chernetska V, Millgram Y · 2025 · Preprint
Background: Suicidal thoughts affect approximately 10% of the population during their lifetime. In about one-third of cases, these thoughts persist, contributing to poorer health and elevated suicide risk. Emotion regulation deficits were…
View details →DOI: 10.31234/osf.io/exkzp_v1 Negative / Null Result ReportOpen accessMedicine
Yakubu YH, Saani MM · 2026 · Nursing open
Aim To evaluate the effect of a structured training intervention on ICU nurses' knowledge-based competence in VAP prevention in a resource-limited setting and identify personal, environmental and organisational barriers to implementation.…
View details →DOI: 10.1002/nop2.70662 Negative / Null Result ReportOpen accessMedicine
Kumar N, Gomes PL, Jett S et al. · 2025 · Laryngoscope investigative otolaryngology
Objectives Saddle nose deformity (SND) can be associated with nasal septal perforation (NSP). Both SND and NSP are observed in granulomatosis with polyangiitis (GPA) patients. This study aimed to compare the prevalence and severity of SND…
View details →DOI: 10.1002/lio2.70217 Negative / Null Result ReportOpen accessMedicine
Martinez Paulino A, Arias Diaz DJ, King M et al. · 2026 · ACR open rheumatology
Objective To examine whether group-based medical mistrust predicts willingness to enroll in a rheumatology clinical trial and, among those unwilling, to identify logistical factors that most influence their decision. Methods We conducted a…
View details →DOI: 10.1002/acr2.90030 Negative / Null Result Report
Munns A, Feron J, Duda J et al. · 2026 · Preprint
Purpose:Motivation and self-efficacy are established predictors of engagement and persistence within structured exercise programmes; however, it remains unclear whether these psychological factors predict objective adherence metrics and…
View details →DOI: 10.31234/osf.io/gk74p_v1 Negative / Null Result ReportMedicine
Beaugard CA, Khan S, Oblath R et al. · 2026 · Journal of dual diagnosis
Objective Psychiatric and substance use disorders commonly co-occur, yet treatment is often siloed. To improve treatment utilization for individuals with co-occurring disorders in the psychiatric setting it important to understand current…
View details →DOI: 10.1080/15504263.2025.2606022 Negative / Null Result ReportMedicine
Aoki A, Koresawa K, No Y et al. · 2026 · Clinical biomechanics (Bristol, Avon)
Background To prospectively examine how lower extremity movement patterns during single-leg landings predict anterior cruciate ligament (ACL) injuries in adolescent Japanese basketball players during a 3-year follow-up period. Methods 44…
View details →DOI: 10.1016/j.clinbiomech.2026.106768 Negative / Null Result Report
Hart SN, Bergamaschi TS · 2025 · Preprint
Objective To develop and validate an agent-based Large Language Model (LLM) system for extracting structured data from breast cancer synoptic pathology reports and assess the performance gap between synthetic and real-world validation.…
View details →DOI: 10.1101/2025.11.25.25340989 Negative / Null Result Report
Chira A, de la Fuente Garcia S · 2025 · Preprint
Morality is deeply rooted in the context of relationships. Yet the influence of relational factors, such as attachment, on moral concerns remains largely unexplored. Nonetheless, recent scholarship has shed some light on the connection…
View details →DOI: 10.31234/osf.io/rxpyn_v2 Negative / Null Result ReportOpen accessMedicine
Kim S, Park S, Ahn DK et al. · 2026 · Global spine journal
Study DesignRetrospective cohort study.ObjectivesTo determine whether preoperative cervical bone quality assessed by computed tomography Hounsfield units (CT HU) predicts pseudarthrosis, cage subsidence, or loss of cervical lordosis after…
View details →DOI: 10.1177/21925682261424749 Negative / Null Result ReportMedicine
Au-Yeung C, Christophe NK, Lavigne KM et al. · 2026 · Schizophrenia research
Background Cognitive impairments and negative symptoms (NS) represent an unmet therapeutic need in psychotic disorders. Both NS and cognitive impairments, are key predictors of functioning. Both also appear during the illness prodrome,…
View details →DOI: 10.1016/j.schres.2026.02.008 Negative / Null Result Report
Ortells-Faci P, McDanal R, Zhang Y et al. · 2025 · Preprint
Objective: Adolescence is characterized by increased vulnerability to internalizing symptoms, particularly among girls. Although peer victimization and rumination have each been implicated in this vulnerability, their dynamic,…
View details →DOI: 10.31234/osf.io/2rpky_v1 Negative / Null Result Report
Romein C, Colyer-Patel K, Kroon E et al. · 2025 · Preprint
Background: Alcohol use typically peaks during adolescence and early adulthood, when its social reinforcement value is high, and then decreases as individuals take on more adult-like responsibilities. The present study investigates whether…
View details →DOI: 10.31234/osf.io/srk3e_v2 Negative / Null Result Report
Jeay-Bizot L, Basbug M, Maoz U et al. · 2025 · Preprint
Decades of research have shown that early ramping activity is a very reliable antecedent of self-initiated movement. However, the dominant paradigm has been to only analyze data epochs culminating in movement, which discounts how often…
View details →DOI: 10.31234/osf.io/vdbg8_v3 Negative / Null Result Report
Donate APG, Cousijn J, Kroon E et al. · 2026 · Preprint
Background and Aims: Although many people who use cannabis report mood-enhancing effects, affective responses are thought to vary within and between individuals. This study examined the bidirectional associations between momentary affect…
View details →DOI: 10.31234/osf.io/w5fd3_v1 Negative / Null Result ReportMedicine
Bertamini M, Lucia M, Diaz S et al. · 2025 · British journal of psychology (London, England : 1953)
Since antiquity humans have been fascinated by mirrors; yet, when asked to predict what is made visible in the reflection, or to interpret a scene with a mirror, observers make systematic errors. Many observers claim that a character in a…
View details →DOI: 10.1111/bjop.70042 Negative / Null Result Report
Bumberger AM, Kastner M, Rüsing L et al. · 2026 · Preprint
Background: Torque teno virus (TTV) DNA load has been proposed as a surrogate marker of the net state of immunosuppression. While plasma TTV levels have been associated with infection risk and adverse outcomes, the clinical relevance of…
View details →DOI: 10.22541/au.176770094.44860022/v1 Negative / Null Result Report
Buchard A, Seragnoli F, Sabe M et al. · 2025 · Preprint
Abstract Early maladaptive schemas (EMS) are highly prevalent in patients seeking psychedelic-assisted psychotherapy and correlate strongly with baseline depression and anxiety. This study characterized EMS in 192 adults and longitudinally…
View details →DOI: 10.21203/rs.3.rs-8214817/v1 Negative / Null Result ReportMedicine
Bektas D, Lanzino G, Flemming KD · 2026 · Journal of neurosurgery
Objective This study evaluated the utility of routine versus symptom-driven MRI to detect hemorrhage in patients with sporadic cerebral cavernous malformations (CCMs) and assessed associated radiographic changes at the first clinical…
View details →DOI: 10.3171/2025.8.jns251200 Negative / Null Result Report
Gobet F, Evans N, Chatfield-Jouin F et al. · 2025 · Preprint
Artificial Intelligence (AI) is transforming many aspects of daily life and improving efficiency and outcomes in various sectors, ranging from healthcare to education. However, this rapid integration also introduces significant anxiety…
View details →DOI: 10.31234/osf.io/h7zje_v1 Negative / Null Result ReportMedicine
Thumsová B, Martínez-Silvestre A, Pérez-Vallejo M et al. · 2025 · Current biology : CB
The thermal mismatch hypothesis (TMH), the notion that cool- and warm-adapted hosts have higher infection risk during unusually warm and cool spells, respectively, was recently proposed to explain how temperature shifts driven by climate…
View details →DOI: 10.1016/j.cub.2025.07.053 