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Browse the failure-mode index

21,283 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 harmonica-based breathing and airway clearance exercises on pulmonary function in children with cystic fibrosis: A randomized controlled trial.

Tavasoli H, Rajabi MM, Sadat Hoseini AS · 2026 · Journal of pediatric nursing

Purpose To determine the effect of harmonica-based breathing and airway clearance exercises on pulmonary function in children with cystic fibrosis (CF). Methods This randomized controlled trial included 70 children with CF aged 8-18 years.…

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Methods Dead-EndMedicine

Exploratory Analysis of the Convergence Between Acoustic Measures and Qualitative Spectrographic Analysis Following Expressiveness Training in Journalism Students.

Batista DJ, da Conceição AS · 2026 · Journal of voice : official journal of the Voice Foundation

Objectives This study aims to explore the convergence between objective acoustic measures and qualitative spectrographic analysis in the evaluation of the effects of an expressiveness-oriented training program in journalism students.…

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Negative / Null Result ReportMedicine

Effect of Thermal Processing on the Nutritional Composition and Bioactive Compounds of 'Largueta' Almonds (<i>Prunus dulcis</i>).

Fernández-León MF, Flórez Acosta LR, Fernández-León AM · 2026 · Foods (Basel, Switzerland)

Almond ( Prunus dulcis ) is a highly nutritious nut, rich in unsaturated fatty acids, fibre, and bioactive compounds such as tocopherols, phenolic compounds, and carotenoids. Processing methods commonly applied in the almond industry,…

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Negative / Null Result ReportMedicine

Evaluation of the first edition of the 'Spirituality in medicine' programme implemented for medical students at the Nicolaus Copernicus University, Collegium Medicum in Bydgoszcz, Poland. Pre- and post-test research.

Fopka-Kowalczyk M, Krajnik M · 2026 · BMC medical education

Background This article presents an evaluation of the first obligatory programme on 'Spirituality in Medicine' for medical students in Poland, implemented at the Collegium Medicum in Bydgoszcz of the Nicolaus Copernicus University in…

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Failed Experiment ReportMedicine

Effects of a 15-week recreational football programme on insulin resistance and glycaemic control in inactive premenopausal women with mild arterial hypertension: A randomised controlled trial.

Póvoas S, Castagna C, Connolly LJ et al. · 2026 · Journal of sports sciences

This study aimed to investigate the impact of a 15-week recreational football intervention on insulin resistance and glycaemic control in inactive premenopausal women with mild hypertension. A total of 41 women, aged 35-50 years, were…

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Failed Experiment ReportOpen accessMedicine

A comparison of student evaluations of teaching and learning in the inverted classroom model versus traditional lectures in dental education.

Reuter AK, Deschner J, Schütz L et al. · 2026 · BMC medical education

Introduction The inverted classroom model (ICM) is a learner-centred approach that aims to promote engagement, independence and deeper understanding by shifting knowledge acquisition to self-directed learning before class and using class…

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Failed Experiment ReportMedicine

Reflectance confocal microscopy for monitoring treatment response in superficial basal cell carcinoma: diagnostic challenges due to scar formation.

Clark M, Wuennenberg J, Maghfour J et al. · 2026 · Clinical and experimental dermatology

Background Reflectance confocal microscopy (RCM) criteria for the in vivo diagnosis of superficial basal cell carcinoma (sBCC) lesions have been validated, with studies indicating a high level of diagnostic sensitivity. However, there…

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Negative / Null Result ReportMedicine

Hepatic inflammation after exposure to a mixture of low-dose arsenic and cadmium in a murine model of fatty liver disease.

Subramaniam NK, Gagnon N, Guilbert C et al. · 2026 · Toxicological sciences : an official journal of the Society of Toxicology

Metabolic dysfunction-associated steatotic liver disease (MASLD) is a growing global health burden and major contributor to chronic liver disease. Evidence suggests arsenic (As) and/or cadmium (Cd) exposure may influence MASLD development,…

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Negative / Null Result ReportMedicine

Test-Retest reliability of performance, knee functionality and movement quality biomechanics in agility T-test using markerless motion capture.

Wen Z, Claeys K, García JG et al. · 2026 · Journal of electromyography and kinesiology : official journal of the International Society of Electrophysiological Kinesiology

The purpose of this study was to assess reliability of performance, knee functionality and movement quality parameters in agility T-test using markerless motion capture. Seventeen healthy participants performed two sessions of agility…

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Negative / Null Result ReportMedicine

Heterogeneous rebound patterns of foodborne diseases after COVID-19 non-pharmaceutical interventions, South Korea, 2005-2024.

Kim S, Chun BC · 2026 · International journal of infectious diseases : IJID : official publication of the International Society for Infectious Diseases

Objectives To characterize pathogen-specific patterns of foodborne diseases across the full COVID-19 pandemic period, including post-non-pharmaceutical intervention (NPI) relaxation through 2024. Methods We conducted interrupted time…

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Negative / Null Result ReportMedicine

Effects of a Self-Management Program for Temporomandibular Myalgia in Patients With Fibromyalgia: A Single-Arm Study.

Ferrández-Gómez JE, Baño-Alcaraz A, Gacto-Sanchez M · 2026 · Pain management nursing : official journal of the American Society of Pain Management Nurses

Purpose Myogenic temporomandibular disorder frequently co-occurs with fibromyalgia and is associated with pain, disability, and maladaptive pain cognitions. This study evaluated the short- and long-term effects of an online Pain…

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Negative / Null Result ReportMedicine

Angiotensin (1-7) exaggerates albuminuria and nephrin gene expression but does not modulate renal function-specific microRNAs expressions in kidneys of db/db mice.

Malatiali S, Khamisi S, Kilarkaje N · 2026 · Acta diabetologica

Aim This study investigated the effects of angiotensin (1-7) on diabetes-induced renal injury and renal miRNA levels in obese type 2 diabetic db/db mice. Methods Treatment with angiotensin (1-7) (500 μg/kg; i.p.) was started when the mice…

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Negative / Null Result ReportMedicine

Effect of different positions of lumbar traction on pain, function, and range of motion in adults with non-specific low back pain: a randomized clinical trial.

Mahmoud WS, Alhowimel A, Almotery A et al. · 2026 · Scientific reports

Non-specific low back pain (NSLBP) represents about 80-95% of all LBP cases, yet the optimal lumbar traction position for effective treatment remains debated. To investigate the effect of different positions during lumbar traction on pain,…

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