33331 - Biostatistics course Part 2 Types of studies in...

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Biostatistics course Part 2 Types of studies in epidemiology Dr. en C. Nicolás Padilla Raygoza Facultad de Enfermería y Obstetricia de Celaya Universidad de Guanajuato México
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Biosketch Medical Doctor by University Autonomous of Guadalajara. Pediatrician by the Mexican Council of Certification on Pediatrics. Postgraduate Diploma on Epidemiology, London School of Hygine and Tropical Medicine, University of London. Master Sciences with aim in Epidemiology, Atlantic International University. Doctorate Sciences with aim in Epidemiology, Atlantic International University. Associated Professor B, School of Nursing and Obstetrics of Celaya, university of Guanajuato. padillawarm@gmail.com
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Competencies The reader will differentiate between observational and experimental studies. The reader will know advantages and disadvantages of both types of studies.
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Types of studies Types of epidemiological studies Observational Experimental Quasi- Experi- mental Randomized Controlled studies Cases and controls Cases or report of cases Cohort Cross sectional Ecologic
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Cases in series Advantages: They are easy to write. The observations are useful to other researchers. Disadvantages: There is a lot of bias.
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Cases and controls studies Exposed Non-exposed Exposed Non-exposed Time Beginning of study Direction of research Cases Controls
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Cases and controls studies Advantages: They are adequate to study rare outcomes. They are adequate to outcomes with long latency period. They are cheap and easy to apply.
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33331 - Biostatistics course Part 2 Types of studies in...

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