bivariate analysis


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Related to bivariate analysis: multivariate analysis, univariate analysis

analysis

 [ah-nal´ĭ-sis] (pl. anal´yses)
separation into component parts.
psychoanalysis. adj., adj analyt´ic.
activity analysis the breaking down of an activity into its smallest components for the purpose of assessment.
bivariate analysis statistical procedures that involve the comparison of summary values from two groups on the same variable or of two variables within a group.
blood gas analysis see blood gas analysis.
chromosome analysis see chromosome.
concept analysis examination of the attributes of a concept as it occurs in ordinary usage in order to identify the meanings attached to the concept.
content analysis a systematic procedure for the quantification and objective examination of qualitative data, such as written or oral messages, by the classification and evaluation of terms, themes, or ideas; for example, the measurement of frequency, order, or intensity of occurrence of the words, phrases, or sentences in a communication in order to determine their meaning or effect.
correlational analysis a statistical procedure to determine the direction of a relationship (positive or negative correlation) between two variables and the strength of the relationship (ranging from perfect correlation through no correlation to perfect inverse correlation and expressed by the absolute value of the correlation coefficient).
analysis of covariance (ANCOVA) a variation of analysis of variance that adjusts for confounding by continuous variables.
data analysis the reduction and organization of a body of data to produce results that can be interpreted by the researcher; a variety of quantitative and qualitative methods may be used, depending upon the nature of the data to be analyzed and the design of the study.
ego analysis in psychoanalytic treatment, the analysis of the strengths and weaknesses of the ego, especially its defense mechanisms against unacceptable unconscious impulses.
gait analysis see gait analysis.
gastric analysis see gastric analysis.
multiple-locus variable number of tandem repeat analysis (MLVA) a laboratory tool designed to recognize tandem repeats and other qualities in the genome of an individual to provide a high resolution DNA fingerprint for the purpose of identification.
multivariate analysis statistical techniques used to examine more than two variables at the same time.
power analysis a statistical procedure that is used to determine the number of required subjects in a study in order to show a significant difference at a predetermined level of significance and size of effect; it is also used to determine the power of a test from the sample size, size of effect, and level of significance in order to determine the risk of Type II error when the null hypothesis is accepted.
qualitative analysis the determination of the nature of the constituents of a compound or a mixture of compounds.
quantitative analysis determination of the proportionate quantities of the constituents of a compound or mixture.
SNP analysis analysis of single nucleotide polymorphisms to assess artificially produced genetic modifications or identify different strains of an organism.
transactional analysis a type of psychotherapy based on an understanding of the interactions (transactions) between patient and therapist and between patient and others in the environment; see also transactional analysis.
analysis of variance ANOVA; a statistical test used to examine differences among two or more groups by comparing the variability between the groups with the variability within the groups.
variance analysis the identification of patient or family needs that are not anticipated and the actions related to these needs in a system of managed care. There are four kinds of origin for the variance: patient-family origin, system-institutional origin, community origin, and clinician origin.
vector analysis analysis of a moving force to determine both its magnitude and its direction, e.g., analysis of the scalar electrocardiogram to determine the magnitude and direction of the electromotive force for one complete cycle of the heart.

bivariate analysis

One of the simplest forms of statistical analysis investigating the relationship between two variables (X, Y), which can be displayed as a percentage table, a scatterplot or as a calculation of a correlation coefficient.
References in periodicals archive ?
Bivariate analysis between the group of individuals with self-inflicted injuries and those affected by other types of violence treated at emergency medical services in Brazil.
Table-III: Bivariate analysis of laboratory parameters and cardiovascular events.
Although the sign is the same, these two variables were associated with insignificant differences in the bivariate analysis.
Bivariate analysis Complication Variable No, n (%) Yes, n (%) p Value Sex 0.
Bivariate analysis showed that desire for children significantly affected contraceptive utilization.
25) in bivariate analysis and "the variables significantly associated with the outcome at 95% level of significant (P < 0.
Bivariate analysis was made in order to show if the relationship between virus, diarrhea, age and gender had statistical significance.
Table of bivariate analysis and Poisson's Regression with stress as outcome % of Bivariate analysis stress Relative risk P brut (I.
Table 2 shows the bivariate analysis of the demographic and RA related variables in patients with and without OP.
In a bivariate analysis, men who had been coerced into having sex were more likely than other men to be married (90% vs.
Because some of the categories within nurse demographic and professional characteristics reflected small numbers, bivariate analysis was conducted using parametric statistical tests, as well as nonparametric tests as a compliment to the main analysis.
The [CHI SQUARE] test was used for significant associations between categorical independent variables and dependent outcomes on bivariate analysis.