摘要
目的通过对比研究了解两种中华临床医学杂志2005～2006年发表的论著中统计学方法的使用情况、存在的问题以及统计学方法应用的发展趋势。方法用统一的调查表进行现况调查,并用SPSS13.0软件进行数据分析。结果共评阅了643篇论著,统计学方法的使用率为86.5%,正确率为82.7%。t检验和列联表分析为常见的统计学方法。常见的错误有t检验运用不当,线性相关分析无区间估计,多元回归分析无方程式,统计分析方法不明确,未给出精确P值等。结论统计分析方法的使用率和正确率均有明显提高,方法更加多元化,但统计学方法的未用、误用现象仍然存在。
Objective To assess the application,problems,and trend of statistical methods in two kinds of Chinese journals of clinical medicine published from 2005 to 2006.Methods A uniform questionnaire was adopted in the study and data was analyzed with SPSS13.0 software.Results 643 original articles were included.Statistical methods were used in 86.5% of the articles with an accurate rate of 82.7%;the t-test and contingency table analysis were most commonly used.Common mistakes were inappropriate use of t-test,non-interval estimation in linear correlation analysis,no formula in multiple regression analysis,ambiguity of statistical analysis methods,no exact P values and so on.Conclusion The utilization and accuracy of statistical analysis have been significantly improved,the methods are more diversified,but inappropriate use and lack of statistical methods still exist.
出处
《中国耳鼻咽喉颅底外科杂志》
CAS
2010年第2期124-127,共4页
Chinese Journal of Otorhinolaryngology-skull Base Surgery
关键词
统计学
临床医学
统计分析
Statistics
Clinical medicine
Statistical analysis
