Negative / Null Result Report
Onyedire NG, Ikenegbu T, Edward PU et al. · 2026 · Preprint
Abstract Background University students with physical impairments often face burnout in mainstream settings due to stigma, social barriers, and inadequate support. While social anxiety may heighten risk, self-concept and social support…
View details →DOI: 10.21203/rs.3.rs-8881107/v1 Negative / Null Result Report
Kopatz M, Wagner W, Neuendorf C et al. · 2026 · Preprint
Class composition is a key contextual factor in students’ academic development. Prior research has mainly focused on class mean achievement, yet less is known about other composition characteristics, possible differences for students with…
View details →DOI: 10.31234/osf.io/zkg9r_v1 Negative / Null Result ReportMedicine
Berkley S, Hoyt LT, Zeiders KH et al. · 2026 · Journal of research on adolescence : the official journal of the Society for Research on Adolescence
This study used multilevel growth modeling to examine associations between ethnic-racial socialization (ERS) and sociopolitical development among undergraduates of color (N = 125) attending predominantly White institutions during the 2016…
View details →DOI: 10.1111/jora.70156 Negative / Null Result ReportMedicine
MacAllister WS, Désiré N, Brooks BL · 2026 · The Clinical neuropsychologist
Objective There is strong support for the use of performance validity tests (PVTs) in all neuropsychological evaluations, however, research examining racial, ethnic, and linguistic differences in failure rates remains scarce, particularly…
View details →DOI: 10.1080/13854046.2026.2648272 Negative / Null Result Report
Bagchi B, Van Vlaenderen L, Wheeler T et al. · 2026 · Preprint
Maternally transmitted Wolbachia bacteria are common in insects, with many strains altering host reproduction through cytoplasmic incompatibility (CI). CI kills embryos fertilized by Wolbachia -bearing males unless those embryos also carry…
View details →DOI: 10.64898/2026.03.31.715596 Negative / Null Result ReportMedicine
Cronblad IA, Warvik CE, Bjerkli IH et al. · 2026 · Journal of oral pathology & medicine : official publication of the International Association of Oral Pathologists and the American Academy of Oral Pathology
Background Oral tongue squamous cell carcinomas (OTSCC) frequently metastasise via lymphatic vessels, thus lymphangiogenesis may enhance tumour cell dissemination by increasing tumour-lymphatic interactions. The prognostic significance of…
View details →DOI: 10.1111/jop.70148 Negative / Null Result Report
Chen YA, Lind MN, Ram N et al. · 2026 · Preprint
Concerns about adolescent screen time have fueled debates about the role of mobile phone use in adolescent development, yet most research has relied on cross-sectional self-reports and global measures of use. The present study advances the…
View details →DOI: 10.31234/osf.io/5d67p_v1 Negative / Null Result ReportMedicine
Pfeiffer JP, Pinquart M, Neubauer BA · 2026 · Epilepsy & behavior : E&B
Objective Using strategies for achieving age-specific goals is essential for developmental regulation. In a previous study, we demonstrated that adolescents with epilepsy have difficulty achieving some of their goals, which necessitates…
View details →DOI: 10.1016/j.yebeh.2026.110971 Negative / Null Result ReportOpen accessMedicine
Balousis P, Abood SK, Brazeau L et al. · 2026 · Frontiers in veterinary science
Introduction Raw meat-based diets (RMBD) are increasingly popular among dog guardians, yet the role of personal nutrition habits and pet-guardian relationships in their adoption remains unclear. This study examines how these factors,…
View details →DOI: 10.3389/fvets.2026.1793754 Negative / Null Result Report
Voorhorst A, Pouzot-Nevoret C, Vernooij JC et al. · 2026 · Preprint
Intravenous lipid therapy (ILE) is used to treat neurotoxicosis in companion animals, but clinical evidence for in vivo xenobiotic partitioning and benefit remains limited. This study evaluated associations between the log n-octanol/water…
View details →DOI: 10.20944/preprints202602.1330.v1 Negative / Null Result Report
Wong BWL, Samuel AG, Kapnoula EC · 2026 · Preprint
Speech perception consistency refers to the extent to which listeners provide similar responses to repeated presentations of the same speech sound (e.g., along a /ba/–/pa/ continuum). Although recent research has demonstrated multiple…
View details →DOI: 10.31234/osf.io/gxmnr_v1 Negative / Null Result ReportMedicine
Najjar E, Khan S, Quraishi NA et al. · 2026 · European spine journal : official publication of the European Spine Society, the European Spinal Deformity Society, and the European Section of the Cervical Spine Research Society
Background Cage subsidence is a common radiographic finding following transforaminal lumbar interbody fusion (TLIF), but its clinical relevance remains uncertain. Hounsfield Unit (HU) values from preoperative CT scans have emerged as…
View details →DOI: 10.1007/s00586-026-09906-0 Negative / Null Result ReportMedicine
Ballinger TJ, Zhao F, Jiang G et al. · 2026 · Cancer
Background Black patients with breast cancer experience higher rates of taxane-induced peripheral neuropathy (TIPN), which may compromise chemotherapy dose delivery and health-related quality of life (HRQOL). Using the prospective…
View details →DOI: 10.1002/cncr.70466 Negative / Null Result ReportMedicine
Fosstveit SH, Feron J, Lohne-Seiler H et al. · 2026 · BMC sports science, medicine & rehabilitation
Background High-intensity interval training (HIIT) was originally designed to improve athletic performance, but a growing body of research over the past decade has highlighted its positive impact on various other health outcomes. However,…
View details →DOI: 10.1186/s13102-026-01750-5 Negative / Null Result ReportMedicine
Lemos C, Vargas F, Donald EM et al. · 2026 · Journal of cardiac failure
Background Women, racial and ethnic minority groups, and patients of low socioeconomic status (SES) face barriers linked to adverse outcomes after heart transplantation (HT). Data are lacking regarding the association of these demographics…
View details →DOI: 10.1016/j.cardfail.2026.04.016 Negative / Null Result ReportMedicine
Sahlan RN, Frietchen R, Billman Miller MG et al. · 2025 · Suicide & life-threatening behavior
Objective Although previous research has established bidirectional links between many eating disorder (ED) symptoms and suicidal ideation (SI), no research has examined how symptoms of avoidant/restrictive food intake disorder (ARFID)…
View details →DOI: 10.1111/sltb.70033 Negative / Null Result ReportMedicine
Hauser N, Sommerfield D, Nguyen J et al. · 2026 · Anaesthesia
Introduction Peri-operative respiratory adverse events remain a major cause of morbidity and mortality in children undergoing general anaesthesia; those with asthma are at higher risk. The aim of this feasibility study was to determine…
View details →DOI: 10.1111/anae.70056 Negative / Null Result Report
Fasanu O, Oloruntola FP · 2026 · Preprint
Abstract Background Why is there low behavioural response towards cancer and high blood pressure (HBP) screening uptake among Nigerians? The present study addressed this question by using the theory of planned behaviour (TPB) to…
View details →DOI: 10.21203/rs.3.rs-8836769/v1 Negative / Null Result ReportMedicine
Li M, He H, Dong L et al. · 2026 · Journal of psychosomatic research
Background Patients post hepatocellular carcinoma (HCC) surgery encounter physiological challenges as well as psychological and social adaptation problems，yet the trajectory and predictors of their psychosocial adjustment (PSA) remain…
View details →DOI: 10.1016/j.jpsychores.2026.112691 Negative / Null Result ReportMedicine
Tezanos KM, Simeone A, Gerson R et al. · 2026 · Child psychiatry and human development
Youth are presenting to Emergency Departments (EDs) following a suicide-related crisis at higher rates and younger ages. Clinicians lack tools to effectively discern suicide risk in younger patients. The present investigation examines how…
View details →DOI: 10.1007/s10578-026-02006-6 Negative / Null Result ReportMedicine
Joshi S, Jahn KN · 2026 · Ear and hearing
Objectives Cochlear implants (CIs) enable people with moderate-to-profound sensorineural hearing loss to perceive sounds, but perceptual outcomes with a CI remain highly variable from person to person. Individuals who wear their CI…
View details →DOI: 10.1097/aud.0000000000001820 Negative / Null Result ReportMedicine
Ciriello GD, Colonna D, Morelli C et al. · 2026 · Indian pacing and electrophysiology journal
Fetal echocardiography plays a pivotal role in the diagnosis and management of fetal arrhythmias, allowing evaluation of the electrophysiological mechanism and guiding appropriate medical therapy. Herein, we describe our ten-year…
View details →DOI: 10.1016/j.ipej.2026.03.015 Negative / Null Result ReportMedicine
Chan ACY, Stephan AT, Sneed RS · 2026 · The journals of gerontology. Series B, Psychological sciences and social sciences
Objectives While the intensity of grandparent caregiving has been linked to older adults' health, limited research has examined the bidirectional associations between grandparenting intensity and health, particularly within grandparent…
View details →DOI: 10.1093/geronb/gbag022 Negative / Null Result Report
de Witte A, Matthijs A, Nettekoven C et al. · 2026 · Preprint
Aging affects cerebellar structure, yet the regional specificity of this decline and its relationship to sensorimotor function remain unclear. In this study, we quantified age-related gray matter differences in 50 young and 80 older adults…
View details →DOI: 10.64898/2026.02.13.705695 Negative / Null Result ReportMedicine
Kula O, Machluf Ruttner R, Shahar B et al. · 2026 · Psychotherapy (Chicago, Ill.)
The primary proposed change process in emotion-focused therapy models for couples involves partners accessing and revealing vulnerable emotions and responding to such disclosures with empathy and compassion. Therapists often use enactments…
View details →DOI: 10.1037/pst0000615 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_v2 Negative / Null Result ReportMedicine
Chawner LR, Kidby S, Filippetti ML · 2026 · Appetite
Parental feeding practices, child temperament, and poor emotion regulation abilities are central factors associated with Emotional Eating (EE) during childhood (3–10 years). Yet, it is poorly understood how children develop EE behaviours…
Negative / Null Result Report
McLaughlin DJ, Teuscher G, Baese-Berk M et al. · 2025 · Preprint
Under multi-talker listening conditions, listeners appear to rapidly accommodate variability in speaker productions. However, evidence indicates that this trial-to-trial accommodation incurs a processing cost and is amplified by accent…
View details →DOI: 10.31234/osf.io/tgks3_v2 Negative / Null Result Report
Özden HÖ, Çelik FND, Üstüner FŞ et al. · 2026 · Preprint
Background: Abrupt cessation of deep brain stimulation (DBS) in Parkinson’s disease (PD), most commonly due to implantable pulse generator (IPG) depletion, may lead to DBS withdrawal syndrome (DBS-WDS). However, withdrawal does not occur…
View details →DOI: 10.20944/preprints202601.1856.v1 Negative / Null Result Report
Sortman BW, Mullane EL, Lamb KL et al. · 2025 · Preprint
ABSTRACT Measures of rodent drinking (lick) patterns are used to test how various manipulations affect fluid intake. Decades of research indicate that manipulating the satiating potency of a stimulus affects the number of licking bursts…
View details →DOI: 10.64898/2025.12.30.697026 