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Browse the failure-mode index

21,770 real negative results, null findings, and replication failures. 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.

Negative / Null Result ReportMedicine

The effect of discharge education provided with two different teaching techniques on nursing students' knowledge, self-efficacy and satisfaction: A randomized controlled trial.

Kayin Y, Oztas B · 2026 · Nurse education in practice

Aim This study examined the effects of PechaKucha and Teach-Back teaching techniques on nursing students' knowledge, self-efficacy and satisfaction regarding discharge education. Background Effective discharge education requires strategies…

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Negative / Null Result ReportMedicine

Compatibility and physicochemical stability of ceftriaxone for injection admixed with pantoprazole sodium and ondansetron hydrochloride in different infusion solutions.

Dobariya A, Patel R, Patel M · 2026 · European journal of hospital pharmacy : science and practice

Objective The study aimed to analyse the physicochemical stability and compatibility of ceftriaxone sodium (CEF) (2mg/mL) with pantoprazole sodium (PAN) (0.08mg/mL) and ondansetron hydrochloride (OND) (0.008mg/mL) in different infusion…

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Negative / Null Result ReportMedicine

Three-Dimensional Speckle-Tracking Echocardiography-Derived Aortic Valve Annular Plane Systolic Excursion and Left Ventricular Volumes Are Not Associated in Healthy Adults (Insights from MAGYAR-Healthy Study).

Nemes A, Ambrus N, Szili-Török T et al. · 2026 · Journal of clinical medicine

Introduction : The left ventricular (LV) function can be characterized by the spatial displacement of the aortic valve annulus (AVA), represented by the AVA plane systolic excursion (AAPSE). AAPSE, measured using 3DSTE, has been shown to…

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Negative / Null Result ReportMedicine

EEG connectivity changes in early response to antidepressant treatment.

Kathpalia A, Vlachos I, Hlinka J et al. · 2026 · Clinical neurophysiology : official journal of the International Federation of Clinical Neurophysiology

Objective Finding indicators of early response to antidepressant treatment in EEG signals recorded from patients suffering from major depressive disorder. Methods Functional brain connectivity networks based on weighted imaginary coherence…

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Negative / Null Result ReportOpen accessMedicine

Statistical shape modeling of MRI-based morphological response of lumbar intervertebral discs to a unilateral side lying spinal rotation mobilization.

Putos J, Atkinson HF, Walton DM · 2026 · Osteoarthritis and cartilage open

Objectives The acute response of lumbar intervertebral discs (IVD) to spinal rotation mobilization (SRM) is poorly understood. We evaluated sustained morphological changes in lumbar IVDs following a rotation mobilization commonly used to…

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Negative / Null Result ReportMedicine

Acute and Long-Term Effects of Spinning-Based High-Intensity Interval Training on Inducible Nitric Oxide Synthase: A Randomized Controlled Trial.

Uysal A, Soslu R, Soslu R · 2026 · Journal of strength and conditioning research

Abstract Uysal, A and Soslu, R. Acute and long-term effects of spinning-based high-intensity interval training on inducible nitric oxide synthase: a randomized controlled trial. J Strength Cond Res XX(X): 000-000, 2026-This study…

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Negative / Null Result ReportMedicine

Cerebellar iTBS Modulates Cortical Network Properties: An fNIRS Study.

Guo C, Geng A, Wang Q et al. · 2026 · Journal of integrative neuroscience

Background The cortex and cerebellum have a closely connected closed-loop circuit. Intermittent theta burst stimulation (iTBS) targeting the cerebellum has shown promise in improving balance function and inducing neuroplasticity. This…

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Negative / Null Result ReportMedicine

Cortical-Subthalamic Interplay During Eyes-Open and Eyes-Closed Resting States in Parkinson's Disease Patients.

Sanmartino F, Rashid-López R, López-Sosa F et al. · 2026 · International journal of neural systems

Resting-state eye conditions modulate cortical oscillations, but their impact on subthalamic nucleus (STN) and cortico-STN dynamics in Parkinson's disease (PD) remains poorly understood. Here, we characterized electrophysiological changes…

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Negative / Null Result ReportOpen accessMedicine

Periodontal health of endodontically treated molars restored with composite CAD/CAM endocrowns versus stainless steel crowns in Egyptian children: a randomized controlled trial.

Mabkhot BA, Taha SEE, Kamel MH et al. · 2026 · BMC oral health

BACKGROUND: Subgingival crown margins have been linked to chronic gingival inflammation in pediatric patients. This clinical trial evaluated periodontal outcomes in first permanent molars that had undergone root canal therapy and were…

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Negative / Null Result ReportMedicine

Long-Term Betaine Supplementation Increases Creatinine Clearance and Upregulates MAS and AT2 Receptor Expression in Spontaneously Hypertensive Rat Kidneys.

Koper M, Jaworska K, Kopacz W et al. · 2026 · Kidney & blood pressure research

Hypertension contributes to renal dysfunction, partly through dysregulation of the renin-angiotensin system (RAS). Betaine, an osmolyte that helps maintain medullary osmotic gradients, has demonstrated renoprotective effects in models of…

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Negative / Null Result ReportMedicine

Gait and Balance Function Improves After 12 Weeks of Moderate Intensity Endurance Exercise in Persons with HIV-related Distal Symmetrical Polyneuropathy: A Randomised Controlled Trial.

Yakasai AM, Maharaj SS, Danazumi MS · 2026 · American journal of physical medicine & rehabilitation

Objective This study evaluated the efficacy of endurance exercise on balance impairment and gait disturbance among individuals living with Human Immunodeficiency Virus (HIV)-related distal symmetrical polyneuropathy (DSPN). Design This was…

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Negative / Null Result Report

The Impact and Application Exercises on Vocal Fatigue

Peng J, Zou M, Ng ML et al. · 2025 · Preprint

Abstract Objective To investigate the therapeutic efficacy and application of different straw phonation exercise regimens as interventions for vocal fatigue. Methods One hundred and fourteen healthy adults aged 20–40 years with no organic…

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