Frequency of the adequate use of statistical tests of hypothesis in original articles published in the Revista Brasileira de Anestesiologia between January 2008 and December 2009

摘要: Summary Background and objectives Statistical analysis is necessary for adequate evaluation of the original article by reader allowing him/her to better visualize comprehend results. The objective present study was determine frequency use statistical tests in articles published Revista Brasileira de Anestesiologia from January 2008 December 2009. Methods Original between 2009 were selected. deemed appropriate when selection continuous categorical variables parametric non-parametric tests, correction factor described multiple comparisons reported, specific a test one variable mentioned. Results Seventy-six total 179 used more often was: Chi-square 20.11%, Student t 19.55%, ANOVA 10.05%, Fisher exact 9.49%. 56.42% (95% CI 49.16% 63.68%), erroneous 13.41% 8.42% 18.40%), an inconclusive result 30.16% 23.44% 36.88%). Conclusions inadequate 56.42%.