Daniel Sigulem

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OBJECTIVE To assess whether a warning system based on mobile SMS messages increases the adherence of HIV-infected Brazilian women to antiretroviral drug-based treatment regimens and their impressions and satisfaction with respect to incoming messages. DESIGN A randomized controlled trial was conducted from May 2009 to April 2010 with HIV-infected(More)
OBJECTIVE Nonattendance for appointments remains a challenge to health care managers and providers. The objective of this article is to present the results of a study on the impact of appointment reminders sent as short message service text messages to patients' cell phones on nonattendance rates at outpatient clinics in São Paulo, Brazil. DESIGN Data(More)
Clinical decision support systems are useful tools for assisting physicians to diagnose complex illnesses. Schizophrenia is a complex, heterogeneous and incapacitating mental disorder that should be detected as early as possible to avoid a most serious outcome. These artificial intelligence systems might be useful in the early detection of schizophrenia(More)
This article discusses the authors' views on the security requirements of a central, unique electronic health record. The requirements are based on the well-known principles of confidentiality and integrity and the less discussed principles of control and legal value. The article does not discuss any technical or legal solutions to the requirements proposed(More)
BACKGROUND The purpose of this study is to evaluate the relationship between glycemic control and the factors of knowledge about diabetes, resilience, depression and anxiety among Brazilian adolescents and young adults with type 1 diabetes. METHODS This cross-sectional study included 85 adolescents and young adults with type 1 diabetes, aged between 11-22(More)
PURPOSE The current model of undergraduate medical education is under debate since knowledge retention and student interest seem to be decreasing. To clarify this situation we developed and evaluated a computer aided learning program using a multimedia presentation about prostate cancer for undergraduate teaching in urology. MATERIALS AND METHODS A total(More)
BACKGROUND Strict work timetables, personal and professional duties or an inability to be absent from home or work can all represent major constraints for those wishing to improve their professional skills. Within this context, the World Wide Web can allow people to conveniently follow distance courses from their homes. OBJECTIVE To present an experience(More)
In order to increase the number of practical and discussion classes offered to students in the traditional-curriculum scenario, while decreasing the lecture-based ones and to create an online community to share knowledge on surgery, we developed and assessed the first online course for undergraduate medical students on experimental surgery at the Federal(More)
BACKGROUND Mouth breathing is a chronic syndrome that may bring about postural changes. Finding characteristic patterns of changes occurring in the complex musculoskeletal system of mouth-breathing children has been a challenge. Learning vector quantization (LVQ) is an artificial neural network model that can be applied for this purpose. OBJECTIVES The(More)
Gerontology is known more and more as an interdisciplinary and functional knowledge. Geriatrics as one of its branches intends to make possible longevity with health. World population ageing occurs along with important economical and social inequalities for elder people, which are likely to be more affected by deficiencies (physical and/or cognitive) than(More)