Exemplos de uso de Comparison of quantitative variables em Inglês e suas traduções para o Português
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In the comparison of quantitative variables, the Mann-Whitney test and Kruskal-Wallis H test were used.
The use of objective measures is even more important in clinical research, in which the comparison of quantitative variables is desirable.
The comparison of quantitative variables among the groups was carried out by the t-Test for age and the Mann-Whitney test for length of stay LOS, severity of illness and discharge.
The chi-square or Fisher's exact tests were used tocompare the qualitative variables, while the Student's t-test was applied in the comparison of quantitative variables.
The comparison of quantitative variables between the several groups was made by means of the t test in the case of two groups, or by variance analysis in the case of more than two groups.
For comparison of proportions between groups with and without outcome,we used the Chi-square test and for comparison of quantitative variables, Student's t test for independent samples.
For comparison of quantitative variables we used the bilateral student's t test for independent samples and for the qualitative variables we used the Chi-square, where applicable, and Fisher's exact test.
The nonparametric tests used were Fisher's exact test for comparison of categorical data andStudent's t-test for comparison of quantitative variables, or the Mann-Whitney test when asymmetry was detected.
The sample calculation for the comparison of quantitative variables among the groups considered a 95% confidence interval 95%CI and indicated the necessity of allocating 31 elderly women in each group.
In the comparison of quantitative variables between the groups, there was no significant difference between the mean vital signs systolic blood pressure, heart rate, respiratory rate and Glasgow Coma Scale measured at admission.
In the inferential analysis, Student's t test for independent samples were used in the comparison of quantitative variables with normal distribution between two groups; for abnormal variables, the Mann-Whitney corresponding non-parametric test was used.
The comparison of quantitative variables was performed using Student's t-test or Mann-Whitney's test, while the association of categorical variables was assessed using the chi-squared test or Fisher's exact test, when appropriate.
Concerning the inferential analysis, Student's t test was used for independent samples in the comparison of quantitative variables with normal distribution between two groups, while for non-normal distribution of variables; the corresponding non-parametric Mann-Whitney test was used.
Analysis of variance ANOVA was used for comparison of quantitative variables among the groups with normal, restrictive, and obstructive spirometry patterns with Tukey's post-test or the Kruskal-Wallis test, as appropriate.
The Student's t test was utilized for comparison of quantitative variables between the groups and the variance analysis was applied for comparison of the IMC values between the subgroups HIV with protease inhibitor PI versus HIV without PI versus control.
For comparisons of quantitative variables between two groups, we used the Student's t-test for independent samples or the nonparametric Mann-Whitney test.
The comparisons of quantitative variables were made using the nonparametric Mann-Whitney test.
The chi-squared test was used to analyze qualitative variables, and comparison of means of quantitative variables was investigated by Student's t-test and analysis of variance ANOVA.
Comparison of the quantitative variables from before to after the operation was done using the Wilcoxon test.
For the comparison of the quantitative variables we used the Wilcoxon rank test since the data had no normal distribution.
The comparison of the quantitative variables between the two groups at the studied moments was carried out with the non-parametric Mann-Whitney test.
The Student's t test was utilized for comparison of the quantitative variables and the exact Fisher's test was utilized for comparing the categorical variables. .
The comparison of the quantitative variables according to a dichotomous qualitative variable was performed using Student's t-test.