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 ?
Comparison of high-mobility group box-1 (HMGB1) between subgroups in epilepsy patients using the Mann-Whitney test. A, Disease status; B, disease course; C, seizure duration; D, seizure frequency.
The absolute fecundity was also higher in females of G2 group than the ones in the G1 group (8,471.14 [+ or -] 860.08 and 2,976.57 [+ or -] 1,085.71, respectively; Mann-Whitney test, P = 0.0181; Table 3).
Mann-Whitney Test Between Group 1 and Group 2 Groups N Unsuccessful Successful Mean Rank p Value Group 1 30 5 25 41.50 0.001 * Group 2 30 27 3 19.50 * Statistical significance set at 0.05 Table 2.
When evaluated with the Mann-Whitney test, the length of vessels in the traction group was found significantly higher than that of the control group (P = 0.000).
There was no statistically significant correlation between post-examination score, sex (Mann-Whitney test; p=0.52), and age (Spearman's correlation rho; r=0.049; p=0.63).
In immediate testing, even though RealSeal SE in general performed better than Topseal in all groups, the difference between the sealers was statistically significant only in CHX-irrigated group (p=0.035; Mann-Whitney test) (Table 2; Fig.
The Mann-Whitney test did not show any significance (P=0.123) in comparing the average age of patients in the two groups with and without carbohydrate metabolism disorders in patients with lichen planus, the mean age in the group with carbohydrate metabolism was 48.53+-11.67 years and in the normoglycemic group it was 42.32+-15.5 years.
Wilcoxon signed ranked test was used for pre and post treatment evaluation and Mann-Whitney Test was used for differences between two study groups.
Follow-up tests using Mann-Whitney test showed significant pairwise differences between sexes (See table 3).
Mann-Whitney test resulted in no statistically significant difference between group I and group II before the treatment Figure 5.
In this case, the Mann-Whitney test was performed to assess median equality of non-normal samples, as shown in Table 6 and 7, for the first and second shifts, respectively.
We employ the Mann-Whitney test to examine the differences between conventional and Islamic banks in terms of overall operational risk disclosure.