covariate

Example:The study used covariate analysis to adjust for the potentially confounding effect of age in its main regression model.

Definition:A statistical method used to control or adjust for the effects of one or more additional variables (covariates) in an analysis.

Example:The response variable in the study was disease progression, while age and gender were covariates that needed to be taken into account.

Definition:A variable that is influenced by the independent variables and the covariates in a statistical model.

Example:In the model, income level was a regression covariate used to control for socioeconomic status.

Definition:A variable included in a regression analysis to adjust for potential sources of variation.