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19,879 real negative results, null findings, and replication failures · 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.

Negative / Null Result ReportOpen accessMedicine

Assessment of proprioceptive exercises in the treatment of rotator cuff disorders in nursing professionals: a randomized controlled clinical trial.

L. V. Martins, M. Marziale · 2012 · Brazilian Journal of Physical Therapy

BACKGROUND Shoulder pain in nursing professionals may lead to limitations in occupational and daily activities and consequently interfere with quality of life. OBJECTIVE To compare the effects of two physical therapy programs which…

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Negative / Null Result ReportOpen accessMedicine

Lateral Pterygoid Muscle Biometric Modifications in Pterygoid Process Fractures Associated With Mandibular Fractures.

R. Nicot, Thomas Roland-Billecart, Alexandre Srouji et al. · 2020 · Journal of oral and maxillofacial surgery

PURPOSE Pterygoid process fractures (PPFs) are classically associated with Lefort fractures but can also be encountered in association with other facial fractures such as mandibular fractures. The aim of this study was to estimate the…

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Negative / Null Result ReportOpen accessMedicine

Multiple-dose versus single-dose gonadotropin-releasing hormone agonist after first in vitro fertilization failure associated with luteal phase deficiency: A randomized controlled trial

Danni Qu, Yuan Li · 2020 · Journal of International Medical Research

Objective To evaluate the efficacy and safety of multiple- versus single-dose gonadotropin-releasing hormone agonist (GnRH-a) addition to luteal phase support (LPS), in patients with a first in vitro fertilization (IVF) failure associated…

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Negative / Null Result Report

Stress level of nursing students at the clinical practicum in the University of Aguascalientes (Mexico)

Griselda-Paulina De-Lira-Padilla, Karen-Alondra Vallín-López, Violeta Compeán-Padilla et al. · 2025 · Frontiers in Education

Coping with stress is a process that involves a particular relationship between the individual and his/her environment. Nursing students are exposed to stressful situations during their practical training, due to the responsibilities they…

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Negative / Null Result ReportOpen access

Differences in expression of interleukin-6 and tumor necrosis factor-alpha fallopian tubes non-patent and fallopian tubes patent

U. R. Budihastuti, Abdurahman Laqif, Eriana Melinawati et al. · 2024 · Bangladesh Journal of Medical Science

Background: Fallopian tube infertility results from sexually transmitted infections and pelvic inflammatory diseases. The most common causes of infertility in women are infections caused by Chlamydia trachomatis and Neisseria gonorrhoeae.…

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Negative / Null Result ReportOpen accessMedicine

Postprandial changes in cardiometabolic disease risk in young Chinese men following isocaloric high or low protein diets, stratified by either high or low meal frequency - a randomized controlled crossover trial

A. Mok, S. Haldar, J. C. Lee et al. · 2015 · Nutrix Journal

BackgroundCardio-Metabolic Disease (CMD) is the leading cause of death globally and particularly in Asia. Postprandial elevation of glycaemia, insulinaemia, triglyceridaemia are associated with an increased risk of CMD. While studies have…

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Negative / Null Result ReportOpen accessMedicine

EFFICACY OF SILODOSIN VS TAMSULOSIN IN PATIENTS WITH BENIGN PROSTATIC HYPERPLASIA: A DOUBLE-BLIND RANDOMIZED CLINICAL TRIAL

S. T. C. Ariwicaksono, R. B. Prasetyo, Nindra Prasadja et al. · 2019 · International Journal of Applied Pharmaceutics

Objective: Benign prostatic hyperplasia (BPH) is a nonmalignant enlargement of the prostate associated with aging. BPH can cause lower urinary tract syndrome (LUTS). Medical therapy for patients with moderate and severe LUTS symptoms…

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Negative / Null Result Report

СООТНОШЕНИЕ МЕЖДУ ГЕНДЕРНЫМИ ПСИХОЭМОЦИОНАЛЬНЫМИ ХАРАКТЕРИСТИКАМИ И ШКОЛЬНОЙ УСПЕВАЕМОСТЬЮ В РАННЕМ ПОДРОСТКОВОМ ВОЗРАСТЕ

А.И. Боравова · 2024 · Асимметрия

В работе проведен сравнительный анализ психоэмоциональных особенностей учащихся средней школы. Установлены достоверно значимые различия эмоциональных личностных характеристик между мальчиками и девочками подросткового возраста в…

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Negative / Null Result ReportOpen access

Correlation of Problem Based Learning Model and Discovery Learning Model with the Development of Creativity and Motivation of Students

Jaka Sayidina Ali, A. Pambudi, Stefanus Prasetyo Yudi Susanto · 2024 · International journal of multidisciplinary research and analysis

This study aims to determine the correlation of Problem-Based Learning Model and Discovery Learning Model with students' creativity and learning motivation. This research uses a quantitative approach of correlation type. . The sample in…

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Negative / Null Result ReportOpen accessMedicine

Влияние экзогенных сурфактантов на показатели газового состава крови у новорождённых с респираторным дистресс-синдромом

A. A. Перепелица, Array М Голубев, Array В. Мороз · 2007

Objective: to study the effects of the surfactants Surfactant-BL and Curosurf on pulmonary oxygenizing properties in preterm neonatal infants with respiratory distress syndrome (RDS). The studies were performed in 81 preterm neonates with…

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Negative / Null Result ReportMedicine

Concepts of care for people with dementia

N. Rieckmann, C. Schwarzbach, M. Nocon et al. · 2009 · GMS Health Technology Assessment

Introduction Today there are approximately one million people with dementia in Germany. If current demographic trends continue, this number is likely to rise substantially in the coming years. In the older population, dementia is the most…

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Negative / Null Result ReportOpen accessMedicine

Ivermectin treatment of demodicosis in 56 hamsters.

K. Tani, T. Iwanaga, K. Sonoda et al. · 2001 · Journal of Veterinary Medical Science

Fifty-six hamsters with demodicosis were treated with daily oral administration of ivermectin (0.3 mg/kg). Thirty-three cases (58.9%) were cured and 6 cases (10.7%) had improved clinically but needed to continue treatment. Of 5 cases…

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Negative / Null Result ReportComputer Science

Can Modern NLP Systems Reliably Annotate Chest Radiography Exams? A Pre-Purchase Evaluation and Comparative Study of Solutions from AWS, Google, Azure, John Snow Labs, and Open-Source Models on an Independent Pediatric Dataset

Shruti Hegde, Mabon Ninan, Jonathan R. Dillman et al. · 2025 · arXiv.org

General-purpose clinical natural language processing (NLP) tools are increasingly used for the automatic labeling of clinical reports. However, independent evaluations for specific tasks, such as pediatric chest radiograph (CXR) report…

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Negative / Null Result ReportOpen accessMedicine

Dose escalation in radical radio(chemo)therapy for cervical and upper thoracic esophageal cancer with 3DCRT/IMRT (ChC&UES): a multicenter retrospective study

Xiao-han Zhao, Wencheng Zhang, Xin Wang et al. · 2024 · Radiation Oncology

Cervical and upper thoracic esophageal cancer (ESCA) presents treatment challenges due to limited clinical evidence. This multi-center study (ChC&UES) explores radical radio(chemo)therapy efficacy and safety, especially focusing on…

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Negative / Null Result ReportOpen accessMedicine

Three-year follow-up of changes of cortical bone thickness after implantation of Endo-Exo-Prosthesis (EEP) for transfemoral amputees

M. Örgel, E. Liodakis, Pratya Jaratjitwilai et al. · 2020 · Journal of Orthopaedic Surgery and Research

Introduction Transcutaneous Osseointegrated Prosthetic Systems (TOPS) offer a good alternative for patients who cannot be satisfactorily rehabilitated by conventional suspension sockets. The Endo-Exo-Prothesis (EEP, ESKA Orthopaedic…

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Negative / Null Result ReportOpen access

The Effect of Endoscopic Peritubal Adenoidectomy Vs Myringotomy with Ventilation Tubes Insertion in Management of Otitis Media with Effusion in Children

M. El Begermy, Marwa M El Begermy, H. Kassamy · 2022 · Egyptian Journal of Ear Nose Throat and Allied Sciences

Background: There is a lot of controversy about the role of adenoidectomy and myringotomy with ventilation tubes insertion (MVT) in management of otitis media with effusion (OME). In a previous study we found that endoscopic-assisted…

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Negative / Null Result ReportOpen access

Comparative evaluation of photoactivated disinfection and sonic irrigation as an adjunct to conventional irrigation on Enterococcus faecalis in root canals: An in vitro study

Tushar Kohli, N. Mehta, G. Garima et al. · 2021

Objective: The aim of the in vitro study was to compare the antibacterial efficacy of photoactivated disinfection (PAD), sonic irrigation as an adjunct to conventional irrigation against Enterococcus faecalis in vitro. Materials and…

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Negative / Null Result ReportMedicine

Interplay Among Reward Processing, Schizotypal Traits, and Psychosocial Stress in a Large Chinese Young Adult Sample: A Cross‐Sectional Network Analysis

Donghao Tuo, Yi-hang Huang, Simon S. Y. Liu et al. · 2026 · PsyCh Journal

ABSTRACT Reward processing comprises reward sensitivity, motivation, and pleasure experience, but how these components jointly relate to schizotypal traits and psychosocial stress in young adult samples remains unclear. Using network…

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Negative / Null Result ReportMedicine

Glutathione S-transferase expression in benign and malignant eyelid tumors

Efe Saygın, R. Karadag, S. Ozkanlı et al. · 2021 · Biotechnic & Histochemistry

ABSTRACT Eyelid tumors commonly originate from the skin and its appendages. Environmental toxins and oxidants affect eyelid carcinogenesis. Glutathione S-transferases (GST) are antioxidants that participate in pathogenesis. We investigated…

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