Mann-Whitney U test and Kruskal-Wallis test should be used for comparisons of differences in medians, not means: comment on the article by van der Helm-van Mil et al.

Zhang, Bin

Mann-Whitney U test and Kruskal-Wallis test should be used for comparisons of differences in medians, not means: comment on the article by van der Helm-van Mil et al. [electronic resource] - Arthritis and rheumatism May 2009 - 1565; author reply 1565 p. digital

Publication Type: Comment; Letter

0004-3591

10.1002/art.24497 doi


Statistics, Nonparametric