4,999,516 papers found

Nontuberculous mycobacteria are increasingly encountered pathogens in organ transplant recipients. We report the first case of human disease attributed to Mycobacterium llatzerense that occurred in a liver transplant recipient in the midwestern United States who developed pneumonia and describe the treatment of this pa…

I review some areas of medical statistics that have gained prominence over the last 5-10 years: meta-analysis, evidence-based medicine, and cluster randomized trials. I then consider several issues relating to data analysis and interpretation, many relating to the use and misuse of hypothesis testing, drawing on recent…

BACKGROUND: The complexity of public health interventions create challenges in evaluating their effectiveness. There have been huge advancements in quantitative evidence synthesis methods development (including meta-analysis) for dealing with heterogeneity of intervention effects, inappropriate 'lumping' of interventio…

BACKGROUND: Home-based hospitalization (HBH) offers an alternative delivery model to hospital care. There has been a remarkable increase in pilot initiatives and deployment of this model to optimize services offered to a population with a variety of progressive and chronic diseases. Our objectives were to systematicall…

BACKGROUND: Noncommunicable diseases contribute to over 70% of global deaths each year. Efforts to address this epidemic are complicated by the presence of powerful corporate actors. Despite this, few attempts have been made to synthesize existing evidence of the strategies used to advance corporate interests across in…

BACKGROUND: Systematic reviews and meta-analyses are generally accepted to represent the highest level of evidence, and are a cornerstone in practising evidence-based medicine. So far, these efforts have been largely confined to the evaluation of the efficacy and effectiveness of therapeutic and preventive intervention…

BACKGROUND: Malaria is a protozoan disease caused by species of plasmodium. Despite the expanded control efforts, it continues to threaten vulnerable groups in Ethiopia. It remains a leading cause of illness and death, particularly among pregnant women, children, and migrant populations. Though previous studies report…

Lifestyle factors play a major role in the risk of breast cancer. This review aimed to examine the size of the effect of select lifestyle factors on risk for breast cancer and assess the quality of existing evidence. The authors performed an umbrella review of systematic reviews. The authors found an increased risk for…

This systematic meta-review evaluated the effects of exercise with and without protein interventions on muscle strength and function in older adults with sarcopenic obesity. PubMed, Cochrane Database of Systematic Reviews, Cumulative Index to Nursing and Allied Health Literature, Scopus, and SPORTDiscus databases were…

With the rapid growth of biomedical literature, there is increasing need to make meaningful inferences from a comprehensive and complex body of evidence. Systematic reviews with or without meta-analyses offer an objective and summative approach to synthesize knowledge and critically appraise evidence to inform clinical…

Inflammatory myofibroblastic tumor has been defined as a histologically distinctive lesion with uncertain behaviour. The term inflammatory myofibroblastic tumor more commonly referred to as "pseudostumor ", denotes a pseudosarcomatous inflammatory lesion that contains spindle cells, myofibroblasts, plasma cells, lympho…

BACKGROUND: Pregnancy complicated by cancer is relatively rare but, as women in western societies tend to delay childbearing to the third and fourth decade of life, this phenomenon is going to be encountered more often in the future. MATERIAL AND METHODS: Review of the literature and description of the different diagn…

OBJECTIVES: To systematically collate and evaluate the evidence from recent systematic reviews of clinical trials of spinal manipulation. DESIGN: Literature searches were carried out in four electronic databases for all systematic reviews of the effectiveness of spinal manipulation in any indication, published between…

INTRODUCTION: The review and continuous analysis of the present knowledge have always been necessary for scientific and clinical practice advance. This study presents the difference between narrative and systematic reviews, the most important points of meta-analysis, and finishes with detailed description of its phases…

BACKGROUND: Cancer-related cognitive impairment (CRCI) is a common consequence of cancer and its treatments, with mild but significant deficits in memory, attention or executive function. These symptoms negatively affect survivors' quality of life, daily functioning, and return to work. Physical exercise is a promising…

BACKGROUND: Epilepsy ranks among the most prevalent neurological conditions worldwide. Cannabidiol (CBD) has received authorization for epilepsy treatment, yet utilizing CBD is linked to a variety of adverse events (AEs). This umbrella review aims to explore risk and frequency of AEs in epilepsy patients undergoing tre…

BACKGROUND: Studies evaluating the effectiveness and safety of telerehabilitation in patients undergoing total knee arthroplasty (TKA) have increased. However, the study quality and results differ, systematic reviews are limited. We aimed to synthesise systematic reviews and meta-analyses to assess the effects of teler…

BACKGROUND: Femoral head osteonecrosis (FHON) is a worldwide challenging clinical topic. Steroid use is one of the main etiologies of FHON. There are several genetic variants associated with FHON. Therefore, the purpose of this umbrella review was to provide a comprehensive summary of a meta-analysis and systematic rev…

PURPOSE: The aim of this umbrella review was to determine the most effective nursing interventions for the prevention and management of suicidal behavior. In order to do so, the review identifies interventions from the Nursing Interventions Classifications taxonomy with evidence to this end. METHODS: A systematic sear…