Negative / Null Result ReportMedicine
Burkard T, Holmberg D, Thorell A et al. · 2022 · Surgery for obesity and related diseases : official journal of the American Society for Bariatric Surgery
Background Obesity is considered a risk factor for cataracts. The association between weight loss and a cataract among patients with obesity has not been assessed to date. Objectives To assess the association between weight loss following…
View details →DOI: 10.1016/j.soard.2021.10.021 Negative / Null Result ReportOpen accessMedicine
Cassar A, Hobbs A, Anttila-Hughes J et al. · 2026 · PNAS nexus
A consistent finding regarding human societies is that higher temperatures lead to antisocial behavior, including more crime, violence, aggression, and civil conflict. A large body of research documents this relationship at the societal…
View details →DOI: 10.1093/pnasnexus/pgag017 Negative / Null Result ReportOpen accessMedicine
Li ZL, Zou YW, Jia PW et al. · 2026 · Food science & nutrition
Growing research implicates the diet-microbiota-joint axis plays a key role in joint health. The Dietary Index for Gut Microbiota (DI-GM) is a novel metric evaluating dietary effects on microbial communities, yet its potential link to…
View details →DOI: 10.1002/fsn3.71932 Negative / Null Result ReportOpen accessMedicine
Wu J, Hang R, Xin P et al. · 2026 · Brain sciences
Background: Proficient second language (L2) reading relies on complex neurocognitive processes. Neuroimaging studies have identified key brain regions recruited during L2 reading, including the left inferior parietal lobule (LIPL) and the…
View details →DOI: 10.3390/brainsci16050530 Negative / Null Result ReportOpen accessMedicine
Kırkgeçit M, Türkoğlu H, Yüzbaşı MF et al. · 2026 · Medicina (Kaunas, Lithuania)
Background and Objectives : We aimed to determine whether preoperative systemic inflammatory markers derived from complete blood count differ between patients with intradural spinal tumors and healthy controls, and whether any such…
View details →DOI: 10.3390/medicina62050950 Failed Experiment Report
Gupta M, Acharya P, Yadav R · 2021 · Preprint
Abstract This study of the literature reveals that the concept such as the velocity of a light wave is invariance in all inertial frames is wrong. A velocity of any motion always depends upon its reference frame. There is no special…
View details →DOI: 10.21203/rs.3.rs-143936/v2 Replication FailureOpen accessMedicine
Hamamoto Filho PT, Hafner MLMB, Ribeiro ZMT et al. · 2025 · PloS one
Background It has been proposed that the school origin of items for cross-institutional Progress Tests (PTs) may introduce a bias in favour of students from the same school, posing a potential threat to the validity and reliability of PT…
View details →DOI: 10.1371/journal.pone.0325734 Negative / Null Result ReportOpen accessMedicine
Ezquina SAM, Jones M, Dicks E et al. · 2025 · American journal of epidemiology
Common genetic variation throughout the genome and rare coding variants identified to date explain about half of the inherited genetic component of epithelial ovarian cancer risk. It is likely that rare variation in the noncoding genome…
View details →DOI: 10.1093/aje/kwae301 Negative / Null Result Report
Tsay JS, Najafi T, Schuck L et al. · 2022 · Preprint
Our ability to enact successful goal-directed actions involves multiple learning processes. Among these processes, implicit motor adaptation ensures that the sensorimotor system remains finely tuned in response to changes in the body and…
View details →DOI: 10.1101/2022.03.11.484047 Negative / Null Result ReportOpen accessMedicine
Pawel S, Heyard R, Micheloud C et al. · 2024 · eLife
In several large-scale replication projects, statistically non-significant results in both the original and the replication study have been interpreted as a 'replication success.' Here, we discuss the logical problems with this approach:…
View details →DOI: 10.7554/elife.92311 Negative / Null Result ReportOpen accessMedicine
Farhan MA, Makkiyah FA, Hadiwiardjo YH et al. · 2025 · BMC medical education
Objective This study examines the relationship among medical students' academic achievement, self-regulated learning, and critical thinking ability. Methods This study employed a cross-sectional analytical design involving 120 medical…
View details →DOI: 10.1186/s12909-025-07866-5 Negative / Null Result ReportOpen accessMedicine
Sangroungrai A, Atipiboonsin V, Sukhonthamarn K et al. · 2025 · Arthroplasty (London, England)
Background Intraoperative periprosthetic femur fracture is a serious complication in hip arthroplasty, affecting patient outcomes. This study explored the biomechanical properties of the proximal femur, specifically comparing prophylactic…
View details →DOI: 10.1186/s42836-025-00331-0 Negative / Null Result ReportOpen accessMedicine
Yang W, Li Z, Chen X et al. · 2026 · Clinics (Sao Paulo, Brazil)
Background Diet plays a key role in regulating the gut microbiota. This study aimed to investigate the association between the Dietary Index of the Gut Microbiome (DI-GM) ‒ a score designed to reflect the potential of a diet to support a…
View details →DOI: 10.1016/j.clinsp.2026.100995 Negative / Null Result ReportOpen access
Hamilton F, Mitchell R, Constantinescu A et al. · 2022 · Preprint
Introduction Severe malaria remains a deadly disease for many young children in low- and middle-income countries. Levels of Interleukin-6 (IL-6) have been shown to identify cases of severe malaria and associate with severity, but it is…
View details →DOI: 10.1101/2022.11.04.22281934 Negative / Null Result ReportOpen accessMedicine
Rajaraman R, Kassaye I, Sharma SS et al. · 2026 · Antimicrobial agents and chemotherapy
The aim of this study was to determine the antiamoebic efficacy of povidone-iodine when used as an adjunct to topical biguanide therapy for Acanthamoeba keratitis. Patients with smear- or culture-positive Acanthamoeba keratitis received…
View details →DOI: 10.1128/aac.01512-25 Negative / Null Result Report
Makin AD, Rahman A, Bertamini M · 2020 · Preprint
Previous work has shown that symmetrical or regular stimuli are judged as lasting longer than asymmetrical or irregular ones, even when actual duration is matched. This effect has been replicated with different methods and stimuli types,…
View details →DOI: 10.1101/2020.08.20.258871 Negative / Null Result ReportOpen accessMedicine
Pinto R, Ferreira R, Alves P et al. · 2025 · Healthcare (Basel, Switzerland)
Background : Healthcare-associated infection drives morbidity and unplanned hospital use in haemodialysis. We aimed to determine whether an adapted British Renal Society Infection Risk Screening Tool, applied during a nurse-led vascular…
View details →DOI: 10.3390/healthcare13233058 Negative / Null Result ReportOpen accessMedicine
Andrade G, Gamboa L, Campo-Redondo M · 2026 · Frontiers in psychology
Background Beliefs about free will are central to philosophical and scientific conceptions of agency, and experimental work suggests that weakening such beliefs can reduce honesty, self-control, and helping. Yet little is known about how…
View details →DOI: 10.3389/fpsyg.2026.1748028 Negative / Null Result ReportOpen accessMedicine
Chen C, Zhang W, Chu C et al. · 2026 · Gland surgery
Background Thyroid malignancies pose a significant global health burden, especially in women. Sex hormones are crucial for thyroid function, but their relationship with thyroid malignancy remains unclear. This study investigates the causal…
View details →DOI: 10.21037/gs-2025-336 Negative / Null Result ReportOpen accessMedicine
Hamilton F, Mitchell RE, Constantinescu A et al. · 2023 · International journal of infectious diseases : IJID : official publication of the International Society for Infectious Diseases
Objectives Severe malaria remains a deadly disease for many young children in low- and middle-income countries. Levels of interleukin (IL)-6 have been shown to identify cases of severe malaria and associate with severity, but it is unknown…
View details →DOI: 10.1016/j.ijid.2023.02.008 Negative / Null Result ReportOpen accessMedicine
Oda T, Houshmand Chatroudi A, Yotsumoto Y · 2026 · Journal of vision
Flicker-induced time dilation refers to the robust illusion whereby temporally modulated visual stimuli are perceived as lasting longer than static stimuli. Although flicker-induced time dilation has been consistently demonstrated, it…
View details →DOI: 10.1167/jov.26.5.5 Negative / Null Result ReportOpen accessMedicine
Xu X, Zang X, Liu H et al. · 2026 · The Journal of international medical research
ObjectiveTo assess the causal effects of specific eating habits on ischemic stroke risk and functional outcomes using Mendelian randomization.MethodsThis two-sample Mendelian randomization study used genetic variants associated with 32…
View details →DOI: 10.1177/03000605261452935 Negative / Null Result ReportOpen accessMedicine
Lin WT, Yang JL, Lin CY et al. · 2026 · JAC-antimicrobial resistance
Objectives Among patients with daptomycin-resistant and vancomycin-resistant Enterococcus faecium bloodstream infection (BSI), the optimal definitive therapy is uncertain. We estimated the dose effect of daptomycin (≥11 mg/kg versus 8 to…
View details →DOI: 10.1093/jacamr/dlag108 Negative / Null Result ReportOpen accessMedicine
Ünal K, Taş Torun Y, Erol ME et al. · 2026 · World journal of clinical pediatrics
Background Generalized anxiety disorder (GAD) is a prevalent psychiatric condition in children and adolescents, frequently linked to difficulties in daily functioning and academic performance. Increasing evidence suggests that immune…
View details →DOI: 10.5409/wjcp.v15.i1.115246 Negative / Null Result ReportOpen accessMedicine
Michel C, Langeloh M, Tünte MR et al. · 2025 · PloS one
Violation of expectation (VOE) paradigms are key to understanding infants' early knowledge. In VOE paradigms, infants are presented sequences of events either according with or violating regularities of their physical or social…
View details →DOI: 10.1371/journal.pone.0332718 Negative / Null Result ReportOpen accessMedicine
Gurbuz E, Rohr M, Wentura D · 2024 · Experimental psychology
Research on automatic evaluative responses to faces varying in emotional expression and ethnicity has yielded conflicting results. Some paradigms, like the Approach/Avoidance task, demonstrated interactive evaluation. In contrast, recent…
View details →DOI: 10.1027/1618-3169/a000628 Negative / Null Result ReportOpen accessMedicine
Chitic D, Zdravkov KS, Dounavi V et al. · 2026 · The European journal of neuroscience
Long-term memory (LTM) has been associated with neural oscillation in the theta (3-8 Hz) range. Although previous studies have suggested that the dorsomedial prefrontal cortex (dmPFC) is a core region for LTM retrieval, causal evidence is…
View details →DOI: 10.1111/ejn.70431 Negative / Null Result Report
Lantian A, Rose M · 2021 · Preprint
Introduction. Transhumanism is a movement that emphasizes the improvement of the human condition by developing technologies and making them widely available. Conspiracy theories regularly refer to the allegedly transhumanist agenda of…
View details →DOI: 10.31234/osf.io/pt8j7 Negative / Null Result ReportOpen accessMedicine
Wolff A, Feneberg E, Shakhtour J et al. · 2026 · PloS one
Background Chronic inflammatory bowel diseases, encompassing Crohn's disease and ulcerative colitis, are characterized by persistent inflammation of the gastrointestinal tract. While traditionally regarded as confined to the gut, the…
View details →DOI: 10.1371/journal.pone.0340182 Negative / Null Result Report
Williams EA, Ogden R, Stewart AJ et al. · 2021 · Preprint
Trains of auditory clicks increase subsequent judgements of stimulus duration by approximately 10%. Scalar timing theory suggests this is due to a 10% increase in pacemaker rate, a main component of the internal clock. The effect has been…
View details →DOI: 10.31234/osf.io/8hkmt 