Background Psychiatric neurosurgery is experiencing a revival. Beside deep brain
stimulation (DBS), several ablative neurosurgical procedures are currently in use. Each …

BACKGROUND: Statistically significant positive results are more likely to be published than
negative or insignificant outcomes. This phenomenon, also termed publication bias, can …

Importance Small study effects are the phenomena that studies with smaller sample sizes
tend to report larger and more favorable effect estimates than studies with larger sample …

Objectives To perform fragility index (FI) analysis on the evidence that forms the basis of the
guidelines for the management of severe traumatic brain injury (TBI), and develop a deeper …

STUDY QUESTION What were the frequency and temporal trends of reporting P-values and
effect measures in the abstracts of reproductive medicine studies in 1990–2022, how were …

Background Although statistical errors have been shown to be prevalent in the medical
literature, there has been a paucity of studies focusing on the prevalence of statistical errors …

OBJECTIVE Randomized controlled trials (RCTs) form the basis of today's evidence-based
approach to medicine, and play a critical role in guidelines and the drug and device …

Background Small studies are prone to lower methodological quality and publication bias,
and are more likely to report greater beneficial effects. A meta-epidemiological study was …

AIM To assess the prevalence of publication bias in the radiology literature, data-mining
techniques were used to extract p-values in abstracts published in key radiology journals …

BACKGROUND: Quality systematic reviews with meta-analyses (SRMA's) are the standard
for recommendations in clinical practice. One problem with the current literature is …