20,217 real negative results, null findings, and replication failures · 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.
Tall S, Pettersson J, Härkönen T et al. · 2026 · Diabetes care
Objective We assessed whether 1) severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) vaccination is associated with the risk of type 1 diabetes and 2) SARS-CoV-2 vaccination or infection is associated with disease severity at type…
View details →Kobayashi T, Takahara M, Kikuchi S et al. · 2026 · European journal of vascular and endovascular surgery : the official journal of the European Society for Vascular Surgery
Objective A single segment great saphenous vein (GSV) with a diameter ≥ 3.0 mm is widely accepted as the standard conduit for tibial and pedal bypass in chronic limb threatening ischaemia (CLTI) based on studies in European and American…
View details →Giblett MJ, Lind P, Medland S · 2026 · Preprint
Purpose: Individuals with Autism and/or ADHD often experience stigma related to their diagnosis. Social camouflaging is a coping strategy they can use to hide neurodivergent traits and difficulties, possibly as a response to stigma.…
View details →de Ruyter H, Aitokari L, Iqbal A et al. · 2026 · The Journal of pediatrics
Objective To investigate associations of perinatal and lifestyle factors with alanine aminotransferase (ALT) levels as an early indicator of metabolic dysfunction-associated steatotic liver disease (MASLD). Study design Data from the…
View details →Başcı ÖK, Sarı ÜS, Uysal S et al. · 2026 · Preprint
Abstract Aim Neuropathic symptoms are among the earliest neurological manifestations of type 2 diabetes mellitus (T2DM) and may precede electrophysiologically confirmed diabetic sensorimotor polyneuropathy (DSPN). The underlying mechanisms…
View details →Kim BI, Cheng R, Grabov E et al. · 2026 · The Journal of arthroplasty
Background Larger femoral heads have been proposed to reduce dislocation risk following total hip arthroplasty (THA). While the benefit of increasing head size from 28 or 32 mm to ≥ 36 mm is well established, it remains unclear whether…
View details →Toptas GR, Firatligil FB, Ozdal BB et al. · 2026 · International journal of gynaecology and obstetrics: the official organ of the International Federation of Gynaecology and Obstetrics
Objective To investigate the association between systemic inflammatory indices, including the systemic immune-inflammation index (SII), systemic inflammation response index (SIRI), and aggregate index of systemic inflammation (AISI), and…
View details →Wang Y, Islam RM, Hodge A et al. · 2026 · Fertility and sterility
Objective To determine the associations between the sex steroids and sexual function and difficulties in a national, community-based sample of women aged 40 to 69 years according to menopausal status. Design This was a prespecified…
View details →Jamieson A, Kwon J, Gao T et al. · 2026 · Gynecologic oncology
Background Race, ethnicity, and geography can impact cancer management, genomics and outcomes. We aimed to determine the ethnic and geographic diversity of endometrial carcinoma (EC) patients in our province and their impact on molecular…
View details →Chisompola D, Luwaya E, Chalwe JM et al. · 2026 · Scientific reports
Interleukin-17A (IL-17A) is a key cytokine in inflammation and autoimmunity. However, its systemic correlates, particularly in a high HIV burden population, are not fully elucidated. This study aimed to identify the sociodemographic,…
View details →Murakami K, Shinozaki N, Livingstone MBE et al. · 2026 · The British journal of nutrition
While chrono-nutrition behaviors are inter-related, few studies examined patterns of chrono-nutrition behaviors using a comprehensive set of these behaviors. This study aimed to identify chrono-nutrition behavior patterns and examine their…
View details →Kleckner AS, Zhou Y, Diaz-Mercado Y et al. · 2026 · Chronobiology international
Circadian rest-activity rhythms, or a person's consistency in their daily activity and rest patterns, can be quantified using various parametric and non-parametric methods. However, these methods are seldom applied to understand symptoms…
View details →Tsuboi H, Sakakibara H, Minamida-Urata Y et al. · 2026 · Neuro endocrinology letters
Objective Emerging evidence suggests that low-grade systemic inflammation contributes to depressive symptoms; however, population-based longitudinal evidence, particularly from community samples, remains limited. This study examined the…
View details →Fursule A, Athalye-Jape G, Deepak D et al. · 2026 · Journal of perinatology : official journal of the California Perinatal Association
Objective To assess whether early hypernatremia (HN) and/or hyperglycemia (HG) in the first postnatal week are associated with adverse neurodevelopmental outcomes in extremely preterm (EP; Study design This was a single-center…
View details →Chegondi M, Jawahar A, Badheka A et al. · 2026 · Perfusion
IntroductionBleeding and clotting phenotypes are common in patients supported with Extracorporeal Membrane Oxygenation (ECMO) and are associated with increased mortality. However, tools to distinguish bleeding from clotting phenotypes…
View details →Matejak NJ, Ngolobe H, O'Connell CT et al. · 2026 · International journal of infectious diseases : IJID : official publication of the International Society for Infectious Diseases
Objectives Sickle Cell Disease (SCD), characterized by persistently low hemoglobin (Hb) and hematocrit levels, is among the leading causes of under-five mortality in high prevalence countries. Sub-Saharan Africa bears the highest burden of…
View details →Ada G, Duray M · 2026 · Physiotherapy theory and practice
Background Cervical and trunk proprioceptive deficits resulting from impaired sensorimotor integration post-stroke may contribute to deficiencies in balance reactions and tone regulation. Purpose: To examine relationships between cervical…
View details →Fredhoff B, Bernstetter A, Fotiou H et al. · 2026 · Complementary therapies in clinical practice
Background and purpose Nutrition likely influences pain, but the role of patient beliefs remains understudied in musculoskeletal conditions. This study examined whether beliefs about the role of nutrition in pain, diet quality, and eating…
View details →Bock F, Hildebrandt G, Frerker B et al. · 2026 · Current oncology (Toronto, Ont.)
Background This study sought to evaluate overall survival (OS) following palliative radiotherapy in glioblastoma and to identify clinically applicable predictors supporting patient-centred treatment decisions, with exploration of early…
View details →Ahmed A, Segal S, Gibber M · 2026 · Sleep & breathing = Schlaf & Atmung
Purpose To describe glycemic trends following hypoglossal nerve stimulation (HNS) therapy in patients with obstructive sleep apnea (OSA) and type 2 diabetes. Methods A retrospective review was conducted of patients with type 2 diabetes who…
View details →Akinboboye O, Walker RJ, Campbell JA et al. · 2026 · Diabetic medicine : a journal of the British Diabetic Association
Aims To evaluate the relationship between pre-incarceration social determinants, demographic and clinical factors, and glycaemic control in African Americans with a history of criminal legal involvement and type 2 diabetes mellitus.…
View details →Darma A, Waezsada SE, Arya A et al. · 2026 · Heart rhythm
Background Epicardial catheter ablation is an established treatment for ventricular tachycardia (VT) in patients with structural heart disease (SHD); however, VT recurrence remains frequent, particularly in advanced cardiomyopathy.…
View details →Liu Y, Niu H, Wei Y et al. · 2026 · Hematology (Amsterdam, Netherlands)
Background Decitabine is widely used in China for high-risk myelodysplastic syndromes (MDS). However, the prognostic factors associated with overall survival (OS) remain incompletely defined. Methods We retrospectively analyzed 130…
View details →McCahon JAS, Thomas GM, Hsu A et al. · 2026 · Foot & ankle international
BackgroundConflicting evidence exists regarding the ability of surgical helmet systems (SHSs) to reduce rates of infection after joint replacement. The purpose of this study was to investigate the use of SHS in total ankle arthroplasty…
View details →Parry DA, Coetzee B · 2026 · Preprint
Debates about the effects of social media use (SMU) on well-being have increasingly shifted from how much people use social media to how they use it and how they experience that use. Building on recent work on social media mindsets, this…
View details →Hammond B, Goldstein A, Murugesan D et al. · 2026 · Journal of clinical orthopaedics and trauma
Background Functional recovery following non-operative treatment of proximal humerus fractures (PHFs) varies widely, but the relative impact of patient characteristics and medical comorbidities remain unclear. This study aimed to identify…
View details →Yoshioka N, Hata Y, Haraguchi T et al. · 2026 · Journal of vascular surgery
Objective Acute limb ischemia may impair functional status and hinder return home after hospitalization, even in patients who survive to discharge. However, the associations among discharge destination, clinical characteristics, and…
View details →Pham QL, Thai HTK, Huynh NN et al. · 2026 · Preprint
Abstract This study examines whether financial deepening continues to promote economic growth in a high-credit transition economy or whether diminishing marginal returns emerge once financial depth surpasses a critical threshold. Using…
View details →Elhaw KA, Abdelhakim AA, Dominguez J A et al. · 2026 · BMC oral health
Background Removal of impacted mandibular third molars is associated with postoperative discomfort and delayed bone healing. Er:YAG laser osteotomy has been proposed as a minimally invasive alternative to conventional rotary…
View details →Wesołowski I, Dzienisiewicz J, Langa D et al. · 2026 · Nutrients
Background/Objectives : Although creatine monohydrate is widely recognized as an effective ergogenic aid in strength and power sports, its role in endurance and mixed-sport disciplines remains less clearly established. This scoping review…
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