Mann-Whitney test

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Mann-Whitney test

[¦man ′wit·nē ‚test]
(statistics)
A procedure used in nonparametric statistics to determine whether the means of two populations are equal.
References in periodicals archive ?
By running the Mann-Whitney-Wilcoxon test on these data, we obtain a P-value equal to 0.
The association of serum 25(OH)D and VEGF with binary variables was evaluated with Mann-Whitney-Wilcoxon test for independent samples (MWW).
Appropriate statistical tests were used to assess differences in continuous and discrete characteristics between women whose posttermination fDNA concentrations were increased and those whose concentrations were decreased as follows: the Mann-Whitney-Wilcoxon test was used to assess the differences in median pretermination fDNA concentrations, median time interval between TOP and post-TOP blood draw, and median gestational age between the two groups; the [chi square] test was used to estimate the difference between groups in the percentage of women who received sharp uterine curettage; and the Fisher exact test was used to assess the difference in the percentages of the women in the two groups who had vaginal bleeding before the procedure.