Epidemiologia Descriptiva - eVirtual UASLP
Epidemiologia Descriptiva - eVirtual UASLP Epidemiologia Descriptiva - eVirtual UASLP
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13.07.2015
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Information BiasDrug A Teratogenic effectDrug AD DE 15 30 45No Drug AĒ 5 30 3520 60 80 Drug AOR = 3.0No Drug AP < 0.05Baby withmalformationBaby with nomalformationJJH_UASLP_201134
Information bias• Recall bias occurs when individuals rememberbetter an exposure event given the outcome• Misclassification bias occurs when individuals areerroneously classified as exposed or non‐exposedor as cases or non‐casesJJH_UASLP_201135
- Page 1 and 2: Dr. José J. HernándezCentro de In
- Page 3 and 4: Epidemiologia• Descriptiva• Ide
- Page 5 and 6: Epidemiologia descriptiva• Caract
- Page 7 and 8: Epidemiologia descriptiva• Poblac
- Page 9 and 10: Caso• Es como definimos lo que bu
- Page 11 and 12: Prevalencia• Prevalencia mide la
- Page 13 and 14: Cumulative incidence and incidence
- Page 15 and 16: Comparación de la incidencia de CH
- Page 17 and 18: ¿El uso de Insulina en Pacientes D
- Page 19 and 20: Odds Ratio (OR)RESULTADO+ --CHF+ --
- Page 21 and 22: JJH_UASLP_201121
- Page 23 and 24: Medidas Utilizadas para Describir
- Page 25 and 26: JJH_UASLP_201125
- Page 27 and 28: Types of error• Types of measurem
- Page 29 and 30: Guidelines for judging whether anda
- Page 31 and 32: Types of Bias• Selection Bias•
- Page 33: Selection bias• Healthy‐user bi
- Page 37 and 38: Confounding• Factor A: Accutane
- Page 39 and 40: Random error“Leads to a false ass
- Page 41 and 42: ValidityBiasPopulationStudy SampleC
- Page 43 and 44: ValidityBiasPopulationStudy SampleC
- Page 45 and 46: Conclusions• Internal validity in
Information BiasDrug A Teratogenic effectDrug AD DE 15 30 45No Drug AĒ 5 30 3520 60 80 Drug AOR = 3.0No Drug AP < 0.05Baby withmalformationBaby with nomalformationJJH_<strong>UASLP</strong>_201134
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