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KMID : 0368820040430020141
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Journal of the Korean Neuropsychiatr Association
2004 Volume.43 No. 2 p.141 ~ p.147
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Use and Misuse of Biostatistical Analysis
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Abstract
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Objectives : This study summarizes statistical methods which have been used in the 153 original articles of the Journal of Korean Neuropsychiatric Association published in 2002 and 2003.
Methods : It deals with the appropriate statistical methods and some common errors for researchers.
Results : Among the original articles, 41 statistical uses contain errors. Many cases of errors are found in the x 2-test and the ttest. This study detects uses of statistical errors and suggests right statistical methods.
Conclusion : In order to improve the validity of original articles published in the Journal of Korean Neuropsychiatric Association, a more clearly stated statistical uses and closer editorial attention to statistical methods are needed. (J Korean Neuropsychiatr Assoc 2004;43 (2) :141-147)
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