의학통계학적 방법의 사용과 오류
Use and Misuse of Biostatistical Analysis
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다운로드
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참고문헌
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초록
Abstract
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 χ2-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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