11,310 real negative results, null findings, and replication failures in Medicine · 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.
Angel O, Rittblat M, Freund O et al. · 2026 · The Israel Medical Association journal : IMAJ
Background Asthma poses unique challenges in aviation medicine. While strict criteria typically dictate waiver approvals in military aviators with asthma, the Israeli Air Force (IAF) applies a more individualized approach. Still, evidence…
View details →Segev L, Weitzman G, Hijazi B et al. · 2026 · Breastfeeding medicine : the official journal of the Academy of Breastfeeding Medicine
Background Combined hormonal contraception (CHC) is habitually not prescribed to breastfeeding women due to concerns of decreased milk production. This habit is based on inconclusive studies that examined lactation suppression of CHC with…
View details →Driver B, Babl FE, Cheng D et al. · 2026 · Journal of paediatrics and child health
Early recognition and treatment of paediatric sepsis has been shown to improve survival. Automated sepsis alerts embedded in electronic medical records (EMRs) offer real-time identification of high-risk patients and may improve timeliness…
View details →Hutchison A, D'Cruz K, Keeves J et al. · 2026 · Disability and rehabilitation
Purpose To explore barriers and facilitators to returning to work and work participation experienced by people following traumatic amputation. Methods An exploratory qualitative study was conducted with nineteen adults in Australia with…
View details →Suh YK, Choi S, Yoon CK et al. · 2026 · Journal of cataract and refractive surgery
Purpose To evaluate how variations in suture type, suture length, and scleral outlet angle affect intraocular lens (IOL) positioning and fixation stability in the Canabrava technique, given ongoing concerns such as iris chafing and the…
View details →Ben Ephraim Noyman D, Safir M, Sommer A et al. · 2026 · Journal of refractive surgery (Thorofare, N.J. : 1995)
Purpose To evaluate the differences in myopic photorefractive keratectomy (PRK) outcomes between small, medium, and large cyclorotational angle degrees. Methods This retrospective comparative study was conducted at Care Vision Laser…
View details →Sadeghi Bojd S, Soleimani G, Yaghoubi S et al. · 2026 · Urology journal
Background Acute kidney injury is a common disease in hospitalized patients, which can have a significant impact on outcomes, including an increase in overall complications and mortality rates, criteria such as serum creatinine level,…
View details →Lizoain A, Vettoretti M, Ferreira A et al. · 2026 · Diabetes care
Objective Although continuous glucose monitors (CGMs) are increasingly used to detect and manage postbariatric hypoglycemia (PBH) and associated glucose variability, data on their accuracy in this population remain scarce. Research design…
View details →Wen J, Wu Y, Huang P et al. · 2026 · European journal of pediatrics
To investigate the impact of intravenous immunoglobulin (IVIG) timing on coronary artery outcomes and treatment response in children with Kawasaki disease (KD). This retrospective study analyzed 2,988 pediatric patients with Kawasaki…
View details →Kalender S, Kişi M, Özkan O · 2026 · Work (Reading, Mass.)
BackgroundHealthcare workers face challenges such as intense work tempo, irregular working hours and high patient expectations. This situation may affect the happiness and performance of employees, as well as the quality of health…
View details →Nazari N, Pazokian M · 2026 · Hospital topics
Background Medication safety is the most important priority in patient safety and medication errors especially endanger patients' safety. The purpose of this study was to investigate the relationship between medication safety and work…
View details →Inam R, Shah S, Ullah MS et al. · 2026 · JPMA. The Journal of the Pakistan Medical Association
The study was conducted to evaluate the effects of Ayres sensory integration therapy versus conservative treatment in autism spectrum disorder. In a prospective randomised controlled trial, we assessed pre- and post-intervention scores of…
View details →de Lima HLN, Soares MJNL, Macedo SMMPC et al. · 2026 · Acta ortopedica brasileira
Motorcycle accidents represent a significant cause of trauma in developing countries such as Brazil. Within the possible lesions, lower limb injuries are among the most prevalent, with ankle and foot injuries causing a high incidence of…
View details →Zare R, Ranjbar MA, Ebrahimi A et al. · 2026 · Journal of dentistry (Shiraz, Iran)
Background The expression of CD73 antigen is associated with different prognoses in different carcinomas. However, few studies have assessed the level of this marker in squamous cell carcinoma (SCC) as the most common malignancy of the…
View details →Hamada M, Miyamura K, Kasamatsu M et al. · 2026 · [Nihon koshu eisei zasshi] Japanese journal of public health
Objectives In Tokyo, preventing passive smoking progressed during the 32nd Olympic Games. However, smoking areas remain in many local city halls, and tobacco product companies donate smoking areas in front of stations and near parks. A…
View details →Saklamaz S, Akpınar H · 2026 · Healthcare (Basel, Switzerland)
Background : Depression is associated with cognitive, emotional, and interpersonal difficulties that may influence forgiveness-related processes. This study aimed to examine the relationships among cognitive distortions, forgiveness of…
View details →Doust AE, Trenoska Basile V, McDonald S et al. · 2026 · The British journal of clinical psychology
Objective Generalised anxiety disorder (GAD) is characterised by uncontrollable worries. Cognitive behaviour therapy (CBT) is an effective treatment for GAD; however, manualised treatments rarely include interventions to target core…
View details →Turgut M, Kaplan MH, Eroglu Z et al. · 2026 · BMC oral health
BACKGROUND: This study aimed to evaluate the effects of natural light conditions and ambient lighting levels changing at different times of the day on the accuracy and duration of digital scans made with intraoral scanners in a clinical…
View details →Halldórsson KB, Karagianni K, Leite-Moreira AF et al. · 2026 · American journal of physiology. Heart and circulatory physiology
Aortic stenosis (AS) may lead to left ventricular (LV) hypertrophy (LVH). After aortic valve replacement (AVR), LVH often does not regress fully. This has been associated with a worse prognosis. This study aimed at comparing LVH regression…
View details →Liba ES, Falguera CC, Atendido MRA · 2026 · Acta medica Philippina
Background Professional identity plays a significant role in alleviating role stress among healthcare professionals. However, these two factors are poorly explored in the midwifery profession. Objective To determine the perceived level of…
View details →Qalawa SAA, Elbqry MG, Elmansy FM et al. · 2026 · Frontiers in public health
Background Migraine is a common neurological disorder and an emerging occupational health risk among nurses due to demanding workloads, shift work, workplace stress, and prolonged screen exposure. Understanding nurses' risk perceptions of…
View details →Kuşlu S, Güven AE · 2026 · Scientific reports
This study aims to evaluate the relationship between nursing and midwifery students' perceptions of women and the severity of menstrual symptoms affected by dysmenorrhea. This cross-sectional study was conducted with 341 students at a…
View details →Tuki D · 2026 · Psychology, health & medicine
While research on the determinants of subjective well-being in Nigeria exists, little attention has been given to regional differences in life satisfaction between the country's two major regions - the North and the South. This study…
View details →Berahim AS, Rohana AJ, Yaacob NM et al. · 2026 · International journal of preventive medicine
Background The perceptions of diabetic patients on their food environment influence their dietary choices and would impact glycemic control. The main aim of this study was to determine any relationship between perceived food environment…
View details →Garakani R, Sejdiu Z, Kissinger CR et al. · 2026 · The American Journal of dermatopathology
Abstract Given clear cell acanthoma's overlapping similarities with psoriasis, we compared the presence of psoriasis and its known cardiovascular comorbidities in patients with clear cell acanthoma with patients with a control benign skin…
View details →Hogg R · 2026 · Developmental dynamics : an official publication of the American Association of Anatomists
Background Multiple studies have supported the hypothesis that incremental growth lines in crocodilian dentin are analogous with circadian von Ebner's lines in mammals; however, variation in these growth lines has been largely unstudied.…
View details →Wu Y, Yuan Y, Wang Z · 2026 · Journal of adolescence
Introduction Although substantial evidence has established an association between helicopter parenting and depressive symptoms, the causal direction between the two remains unclear. In particular, the dynamic interplay between the…
View details →Pagliaro T, Butler G, Godbolt A et al. · 2026 · The Australasian journal of dermatology
Background/objectives The Royal Brisbane & Women's Hospital (RBWH) in Queensland, Australia provides definitive care for all diagnosed adult patients with SJS/TEN within its catchment. In this retrospective cohort study, we identified all…
View details →Yaşar BN, Erkuş Küçükkelepçe G · 2026 · BMC nursing
Background As healthcare settings become more culturally diverse, nursing and midwifery education needs to prepare students to provide culturally responsive care. Although intercultural sensitivity has received growing attention in health…
View details →Deutsch A, Contreras LE, Kratina S et al. · 2026 · Therapeutic advances in psychopharmacology
Background Psychedelic therapies are gaining attention as tools to alleviate anxiety and depression across various clinical populations. However, the mechanisms behind psychedelics' therapeutic efficacy and the potential differences in how…
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