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Browse the failure-mode index

12,264 real negative results, null findings, and replication failures in Medicine. 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 ReportOpen accessMedicine

Evaluation of Changes in the Iridocorneal Angle and Anterior Segment Parameters Following Selective Laser Trabeculoplasty in Pseudoexfoliation Glaucoma.

Yıldırım Erdal BD, Bayraktar S · 2026 · Turkish journal of ophthalmology

Objectives To investigate the effects of selective laser trabeculoplasty (SLT) on the iridocorneal angle, anterior chamber, and iris in patients with pseudoexfoliation glaucoma (PEXG) and to evaluate the relationship between these…

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Negative / Null Result ReportMedicine

Effects of exercise mode and intensity on retinal microvascular structure and function in heart failure patients with preserved ejection fraction: a pilot exercise intervention trial.

Streese L, Ritter ET, Schoch R et al. · 2026 · Journal of vascular research

Purpose We aimed to investigate the effect of different exercise modes on retinal microvascular endothelial function in patients with HF with preserved ejection fraction (HFpEF). Methods Twenty-eight patients were randomly allocated to…

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Negative / Null Result ReportMedicine

Postoperative Mobility After Partial Semitendinosus Tendon Harvesting in Pelvic Organ Prolapse Surgery: Results of a Prospective Observational Study.

Hornemann A, Bosserhoff M, Coltan L et al. · 2026 · International urogynecology journal

Introduction and hypothesis This study investigates the postoperative mobility following partial semitendinosus tendon harvesting performed during pelvic organ prolapse (POP) repair using the Hornemann Tendon Transplantation (HoTT®)…

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Negative / Null Result ReportOpen accessMedicine

Assessment of changes in lung aeration and diaphragmatic function using ultrasonography in laparoscopic abdominal surgery: a prospective observational study.

Sethi D, Prajapati S, Garg G · 2026 · Anesthesia and pain medicine

Background A few studies investigating the perioperative use of lung ultrasound (LUS) have shown loss of lung aeration with decline in diaphragmatic function after general anesthesia. We aimed to measure changes in lung aeration and…

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Negative / Null Result ReportMedicine

Precision, least significant change and validity of body composition estimates from bioelectrical impedance analysis, 3D-optical scanning, and dual X-ray absorptiometry.

Oliver CJ, Del Vecchio L, Climstein M et al. · 2026 · Clinical nutrition ESPEN

Background Accurate assessment of body composition beyond BMI is necessary in clinical care. Bioelectrical impedance analysis (BIA) and 3D scanning (3DS) are practical two-compartment (2C) methods estimating % body fat (%BF), fat mass…

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Negative / Null Result ReportMedicine

Real-world outcomes of naïve, early switch and late switch eyes treated with dexamethasone intravitreal implant for retinal vein occlusion.

Diego-Navarro O, Copete S, Moreno-Martínez A et al. · 2026 · European journal of ophthalmology

PurposeTo evaluate functional and anatomical outcomes after intravitreal dexamethasone implant (DEXI) in macular edema secondary to retinal vein occlusion (ME-RVO), comparing treatment-naïve eyes with early-switch (ES) and late-switch (LS)…

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Negative / Null Result ReportMedicine

Incremental peritoneal dialysis with days off vs standard-dose peritoneal dialysis: a propensity-matched study (PD holiday).

Parapiboon W, Pattanapongpaibool A, Sanprasert S · 2026 · International urology and nephrology

Purpose The benefits of incremental peritoneal dialysis (IPD) with days off remain controversial. This study aimed to compare the survival rate between IPD with days off and standard-dose peritoneal dialysis (PD). Methods Participants who…

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Negative / Null Result ReportOpen accessMedicine

Machine learning for patient selection in corticosteroid decision making in knee osteoarthritis: A feasibility model.

Musbahi O, Pouris K, Hadjixenophontos S et al. · 2025 · World journal of methodology

Background Relieving pain is central to the early management of knee osteoarthritis, with a plethora of pharmacological agents licensed for this purpose. Intra-articular corticosteroid injections are a widely used option, albeit with…

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Negative / Null Result ReportMedicine

Comparison of the Effects of Different Routes of Hysterectomy With Salpingectomy Procedures on the Ovarian Reserve, Ovarian Doppler, and Sexual Function Parameters.

Aytekin AM, Ulusoy HE, Efe MA et al. · 2026 · The journal of obstetrics and gynaecology research

Objective To evaluate the impact of bilateral salpingectomy added to hysterectomy performed via different surgical routes on ovarian reserve, ovarian stromal blood flow, and sexual function in premenopausal women. Methods This prospective…

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Negative / Null Result ReportMedicine

The EQ-5D-3L Questionnaire Demonstrates Moderate Ceiling Effects at One and Two Years After Total Hip Arthroplasty: Preoperative Predictors and Clinical Implications.

Lee YJ, Clement ND, Asopa V et al. · 2026 · The Journal of arthroplasty

Background The objectives were to evaluate whether the EQ-5D-3L questionnaire demonstrated a ceiling effect after total hip arthroplasty (THA), identify which patients were more likely to reach the ceiling score, and determine whether this…

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Negative / Null Result ReportMedicine

Behavioral Evidence for a Chemical Disturbance Cue in Bat Rays (Myliobatis californica).

Bowman J, Cornelius JM, Schoen A et al. · 2026 · Journal of experimental zoology. Part A, Ecological and integrative physiology

The release of waterborne chemical cues is a well-documented anti-predator strategy in teleost fish, allowing individuals to detect, and respond to, predation threats. However, little is known about whether an ancient group of fishes,…

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Negative / Null Result ReportMedicine

Rate of functional recovery after hip arthroscopy for femoroacetabular impingement syndrome: patient-reported outcomes at three, six, and twelve months.

Seijas R, Vázquez M, Barastegui D et al. · 2026 · International orthopaedics

Purpose To characterise recovery trajectories across nine patient-reported outcomes (PROs) during the first twelve months after hip arthroscopy for femoroacetabular impingement syndrome (FAIS), and to determine whether six-month assessment…

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Negative / Null Result ReportMedicine

Impact of DXA acquisition mode on bone mineral density and longitudinal monitoring: Evidence from the Manitoba BMD registry.

Aftabi S, Leslie WD · 2026 · Journal of clinical densitometry : the official journal of the International Society for Clinical Densitometry

Dual-energy X-ray absorptiometry (DXA) is the gold standard for assessing bone mineral density (BMD), but technical factors such as acquisition mode may affect measurement. On GE Healthcare DXA systems, Thin and Thick modes are often…

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Failed Experiment ReportMedicine

Cyclosporine and Methotrexate in Atopic Dermatitis: Bridging Therapies or Real-World Alternatives?

García-Moronta C, Rodríguez-Sanna A, Muñoz-Barba D et al. · 2026 · Dermatitis : contact, atopic, occupational, drug

Background Conventional systemic therapies, including cyclosporine and methotrexate, have traditionally been used for moderate-to-severe atopic dermatitis (AD). However, their real-world effectiveness and treatment persistence in the era…

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Negative / Null Result ReportMedicine

Effect of a Participatory Learning Capacity-Building Program on Knowledge, Perception, and Breastfeeding Skills Among Female Village Health Volunteers in Thailand.

Boonperm P, Buaboon N, Vatanavilai C et al. · 2026 · Journal of human lactation : official journal of International Lactation Consultant Association

Background Breastfeeding is a key strategy for improving maternal and infant health; however, Thailand continues to fall short of national and international breastfeeding targets. Village Health Volunteers (VHVs) play an essential role in…

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