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Failure-mode index

Search what already failed

A searchable index of real negative results, null findings, and replication failures from the published literature — so you can learn what didn't work before repeating it.

WASTE indexes published research — it does not host or republish full papers. Each entry is a metadata record (title, authors, DOI) compiled from open scholarly databases, with the abstract shown in full only where the paper is openly licensed (e.g. Creative Commons); otherwise a short excerpt is shown for reference under fair use. WASTE classifies each work by failure type; classifications are automated and approximate.

5 results in Methods Dead-End for "aging"

Methods Dead-EndMedicine

Nomograms for predicting sentinel lymph node metastasis in melanoma in a Southern Brazilian population: an accuracy study.

Candiago Júnior AF, Traebert J, Cordeiro EZ · 2025 · Revista do Colegio Brasileiro de Cirurgioes

Introduction Sentinel lymph node biopsy is fundamental for staging and prognostication of cutaneous melanoma when indicated. However, it still yields a high rate of negative results. To reduce the rate of true negatives, oncology centers…

View details →DOI: 10.1590/0100-6991e-20253873-en
Methods Dead-EndMedicine

Minimum effective volume of the pericapsular nerve group (PENG) block in association with a standardized obturator nerve block for analgesia in hip osteoarthritis: An up-and-down study.

de Andrade Filho PH, da Silva Souza Barbosa R, Tafner GP et al. · 2026 · Journal of clinical anesthesia

Background The pericapsular nerve group (PENG) block has emerged as an effective regional anesthesia technique for managing hip pain, offering substantial analgesia while preserving motor function. However, the minimum effective volume…

View details →DOI: 10.1016/j.jclinane.2026.112267
Methods Dead-EndMedicine

Cost-effectiveness of Commercial or Traditional Fecal Microbiota Transplantation for Recurrent Clostridioides difficile Infection.

Hirsch W, Enns EA, Khoruts A et al. · 2026 · Clinical infectious diseases : an official publication of the Infectious Diseases Society of America

Background Fecal microbiota transplantation (FMT) is the cost-effective strategy for managing recurrent Clostridioides difficile infection (rCDI). Prior costing models assumed FMT administration via colonoscopy. With the commercialization…

View details →DOI: 10.1093/cid/ciag263
Methods Dead-EndOpen accessMedicine

Comparison of Three Behavior Modification Techniques for Management of Anxious Pediatric Dental Patients Aged 4-6 Years during Cavity Preparation Using Airotor: A Randomized Controlled Trial.

Safoora AK, Vadakkepurayil K, Santhakumar M · 2026 · International journal of clinical pediatric dentistry

Background and objectives Dental anxiety is frequently observed in children and often poses a significant challenge to providing effective and high-quality dental care. Managing a child's anxiety in the clinical setting is a critical…

View details →DOI: 10.5005/jp-journals-10005-3475