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Errores estadísticos frecuentes al comparar dos poblaciones independientes / Frequent statistical errors while comparing two independent populations
Díaz N., Víctor Patricio.
  • Díaz N., Víctor Patricio; Universidad Finis Terrae. Facultad de Odontología y Facultad de Medicina. Santiago. CL
Rev. chil. nutr ; 36(4): 1136-1138, dic. 2009.
Article in Spanish | LILACS | ID: lil-554726
ABSTRACT
The purpose of the present study is to show the methodological and statistical steps that biomedical researcher's mistake in order to avoid a misleading interpretation of common statistic indicators that are necessary to establish facts, and consequently, avoid mistaken theoretical conclusions based on empirically wrong misconstruction of facts when comparing two independent populations. The possible causes of this type or estimation are emphasized, and the adequate steps to be taken to avoid such causes are proposed.
RESUMEN
El objeto del presente trabajo es mostrar los pasos metodológicos y estadísticos que los investigadores biomédicos deben realizar para evitar una mala estimación de estadígrafos que son necesarios para establecer hechos y, con ello, evitar inferencias teóricas erradas a partir de hechos empíricamente mal construidos cuando se comparan dos poblaciones. Se enfatiza en las causas posibles de este tipo de estimación y se proponen los pasos adecuados para evitar dichas causas.
Subject(s)

Full text: Available Index: LILACS (Americas) Main subject: Bias / Statistics as Topic / Biomedical Research / Population Groups Limits: Humans Language: Spanish Journal: Rev. chil. nutr Journal subject: Nutritional Sciences Year: 2009 Type: Article Affiliation country: Chile Institution/Affiliation country: Universidad Finis Terrae/CL

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Full text: Available Index: LILACS (Americas) Main subject: Bias / Statistics as Topic / Biomedical Research / Population Groups Limits: Humans Language: Spanish Journal: Rev. chil. nutr Journal subject: Nutritional Sciences Year: 2009 Type: Article Affiliation country: Chile Institution/Affiliation country: Universidad Finis Terrae/CL