Publications by authors named "Theo P G M de Vries"

Background: Despite efforts to improve undergraduate clinical pharmacology & therapeutics (CPT) education, prescribing errors are still made regularly. To improve CPT education and daily prescribing, it is crucial to understand how therapeutic reasoning works. Therefore, the aim of this study was to gain insight into the therapeutic reasoning process.

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Background: The Learner-Centered Student-run Clinic (LC-SRC) was designed to teach and train prescribing skills grounded in a real-life context, to provide students with early clinical experience and responsibility. The current studies' theoretical framework was based on the Self-determination Theory. According to the Self-determination Theory, early involvement in clinical practice combined with a high level of responsibility makes the LC-SRC an environment that can stimulate intrinsic motivation.

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Aim: Determining treatment goals is an important part of the treatment decision-making process, but medical students are not trained in a structural way on how to define these goals. 'SMART' criteria are widely used in non-medical professions for determining goals and may improve treatment goal setting. The aim of this study was to assess the effect of implementation of SMART criteria on medical students' ability to set treatment goals and to analyze the effects on treatment choice and monitoring.

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Rationale, Aims And Objectives: Structuring the diagnostic section of the medical record (MR) improves diagnosis and communication between doctors. However, little is known about the therapeutic section of the MR. The aim of this study was to gain insight into the extent to which MRs are structured for therapeutic information, to determine which therapeutic data registrars and clinical consultants consider should be recorded in the MR and to what extent registrars record this information themselves.

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Unlabelled: Medical students should be better prepared for their future role as prescribers. A new educational concept to achieve this is learning by doing. This encompasses legitimate, context-based training and gives students responsibility as early as possible in their medical education.

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Several studies have demonstrated that using a template for recording general and diagnostic information in the medical record (MR) improves the completeness of MR documentation, communication between doctors, and performance of doctors. However, little is known about how therapeutic information should be structured in the MR. The aim of this study was to investigate which specific therapeutic information registrars and consultants in internal medicine consider essential to record in the MR.

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Context: Student-run clinics (SRCs) have existed for many years and may provide the most realistic setting for context-based learning and legitimate early clinical experiences with responsibility for patient care. We reviewed the literature on student outcomes of participation in SRCs.

Methods: A systematic literature review was performed using the PubMed, EMBASE, PsycINFO and ERIC databases.

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The objective of this study was to investigate the relationship between students' self-reported confidence and their objectively assessed competence in prescribing. We assessed the competence in several prescribing skills of 403 fourth-year medical students at the VU University Medical Center, the Netherlands, in a formative simulated examination on a 10-point scale (1 = very low; 10 = very high). Afterwards, the students were asked to rate their confidence in performing each of the prescribing skills on a 5-point Likert scale (1 = very unsure; 5 = very confident).

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Purpose: The aim of this study is to evaluate the effect of different levels of realism of context learning on the prescribing competencies of medical students during the clinical clerkship in internal medicine.

Methods: Between 2001 and 2007, 164 medical students took part in the prospective explorative study during their clinical clerkship in internal medicine at the VU University Medical Center, Amsterdam, The Netherlands. In a fixed order, each student had to formulate a treatment plan for a real patient in three situations of increasing realism: a minimal level (studying a patient record), medium level (preparing for a therapeutic consultation), and optimal level (preparing for and performing a therapeutic consultation with the patient).

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Objective: Adherence to medication in patients with type 2 diabetes varies widely, yet the factors that influence adherence according to patients are not fully known. The aim of this study is to explore both factors related to high and lower levels of adherence that patients with type 2 diabetes experienced in their medication use.

Setting: Primary care in the Netherlands.

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Objective: Both arginine and asymmetric dimethylarginine (ADMA) play a crucial role in the arginine-nitric oxide pathway. Low arginine and high ADMA levels can be found in critically ill patients after major surgery. The aim of this study was to evaluate the effects of low arginine plasma concentrations in combination with high ADMA plasma concentrations on hemodynamics and organ blood flow.

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Rationale: Nitric oxide (NO) produced in the lung is an important mediator of normal lung development, vascular smooth muscle relaxation, and ventilation perfusion matching. NO is synthesized from arginine by the action of NO-synthase (NOS). Asymmetric dimethylarginine (ADMA), an endogenous derivate of arginine, inhibits NOS and is thereby a determinant of NO synthesis.

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Asymmetric dimethylarginine (ADMA) is an endogenous inhibitor of nitric oxide synthase (NOS), the enzyme which converts the amino acid arginine into nitric oxide (NO). ADMA has been identified as an important risk factor for cardiovascular diseases. Besides the role of ADMA in cardiovascular diseases, it also seems to be an important determinant in the development of critical illness, (multiple) organ failure, and the hepatorenal syndrome.

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Background: The rational prescribing of drugs is an essential skill of medical doctors. Clinical pharmacologists play an important role in the development of these skills by teaching clinical pharmacology and therapeutics (CP&T) to undergraduate medical students. Although the approaches to teaching CP&T have undergone many changes over the last decennia, it is essential that the actual teaching of CP&T continues to be a major part of the undergraduate medical curriculum.

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Background: Double-blind randomised N-of-1 trials (N-of-1 trials) may help with decisions concerning treatment when there is doubt regarding the effectiveness and suitability of medication for individual patients. The patient is his or her own control, and receives the experimental and the control treatment during several periods of time in random order. Reports of N-of-1 trials are still relatively scarce, and the research methodology is not as firmly established as that of RCTs.

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