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Browsing by Author "Pietrobon, Ricardo"
Now showing items 1-14 of 14
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Are patients with longer emergency department wait times less likely to consent to research?
(Acad Emerg Med, 2012-04)OBJECTIVES: There are unique challenges to enrolling patients in emergency department (ED) clinical research studies, including the time-sensitive nature of emergency conditions, the acute care environment, and the lack ... -
Brazilian road traffic fatalities: a spatial and environmental analysis.
(PLoS One, 2014)BACKGROUND: Road traffic injuries (RTI) are a major public health epidemic killing thousands of people daily. Low and middle-income countries, such as Brazil, have the highest annual rates of road traffic fatalities. In ... -
Clinical Reasoning in the Real World Is Mediated by Bounded Rationality: Implications for Diagnostic Clinical Practice Guidelines
(PLoS ONE, 2010)Background: Little is known about the reasoning mechanisms used by physicians in decision-making and how this compares to diagnostic clinical practice guidelines. We explored the clinical reasoning process in a real life ... -
Does surgery improve outcomes for esophageal squamous cell carcinoma? An analysis using the surveillance epidemiology and end results registry from 1998 to 2008.
(J Am Coll Surg, 2012-11)BACKGROUND: We examined survival associated with locally advanced esophageal squamous cell cancer (SCC) to evaluate if treatment without surgery could be considered adequate. STUDY DESIGN: Patients in the Surveillance, ... -
Is there a role for simultaneous hepatic and colorectal resections? A contemporary view from NSQIP.
(J Gastrointest Surg, 2012-11)INTRODUCTION: The optimal timing of primary and metastatic tumor management in patients with synchronous hepatic colorectal metastases remains controversial. We aimed to compare perioperative outcomes of simultaneous ... -
Qualitative analysis of the interdisciplinary interaction between data analysis specialists and novice clinical researchers.
(PLoS One, 2010-02-24)BACKGROUND: The inherent complexity of statistical methods and clinical phenomena compel researchers with diverse domains of expertise to work in interdisciplinary teams, where none of them have a complete knowledge in their ... -
Risk communication in clinical trials: a cognitive experiment and a survey.
(BMC Med Inform Decis Mak, 2010-09-27)BACKGROUND: A Royal Statistical Society Working Party recently recommended that "Greater use should be made of numerical, as opposed to verbal, descriptions of risk" in first-in-man clinical trials. This echoed the view ... -
Selection mechanisms underlying high impact biomedical research--a qualitative analysis and causal model.
(PloS one, 2010)BACKGROUND: Although scientific innovation has been a long-standing topic of interest for historians, philosophers and cognitive scientists, few studies in biomedical research have examined from researchers' perspectives ... -
So different, yet so similar: meta-analysis and policy modeling of willingness to participate in clinical trials among Brazilians and Indians.
(PLoS One, 2010-12-16)BACKGROUND: With the global expansion of clinical trials and the expectations of the rise of the emerging economies known as BRICs (Brazil, Russia, India and China), the understanding of factors that affect the willingness ... -
Standardizing clinical trials workflow representation in UML for international site comparison.
(PLoS One, 2010-11-09)BACKGROUND: With the globalization of clinical trials, a growing emphasis has been placed on the standardization of the workflow in order to ensure the reproducibility and reliability of the overall trial. Despite the importance ... -
Systematic review and metasummary of attitudes toward research in emergency medical conditions
(Journal of Medical Ethics, 2014-01-01)Emergency departments are challenging research settings, where truly informed consent can be difficult to obtain. A deeper understanding of emergency medical patients' opinions about research is needed. We conducted a systematic ... -
Variability in the treatment of elderly patients with stage IIIA (N2) non-small-cell lung cancer.
(J Thorac Oncol, 2013-06)INTRODUCTION: : We evaluated treatment patterns of elderly patients with stage IIIA (N2) non-small-cell lung cancer (NSCLC). METHODS: : The use of surgery, chemotherapy, and radiation for patients with stage IIIA (T1-T3N2M0) ... -
Willingness to participate in clinical trials among patients of Chinese heritage: a meta-synthesis.
(PloS one, 2013-01-17)BACKGROUND: Subjects of Chinese heritage have been found to participate in clinical research at lower rates than other groups despite growing in numbers as a population. While much research has examined research participants' ... -
WriteSim TCExam--an open source text simulation environment for training novice researchers in scientific writing.
(BMC Med Educ, 2010-05-28)BACKGROUND: The ability to write clearly and effectively is of central importance to the scientific enterprise. Encouraged by the success of simulation environments in other biomedical sciences, we developed WriteSim TCExam, ...
