Genicular Nerve Block or Genicular Radiofrequency Nerve Ablation can be done before if the hopes of preventing surgery or after knee surgery to offer pain relief. Diagnostic Genicular Nerve Block â this procedure consists of placing a small amount of a local anesthetic, on the genicular nerves.
There are slight differences in the meanings of these terms, but they are often used interchangeably. 1  Independent Variable: It implies causality: the independent variable affects the dependent variable. 2  Predictor Variable: It does not imply causality. 3  Predictor: Same as Predictor Variable. 4  Covariate: A continuous predictor variable. 5  Factor: A 6  ... G
In experimental studies, where the independent variables are imposed and manipulated, the dependent variable is the variable thought to be changed or influenced by the independent variable. Example: study title: Effects of a new tooth paste (YummyTooth) on incidence of caries in 1st grade children. is the independent variable and Y is the dependent variable-the outcome, and Z is the type of subjects represented. A simple example would be: The effects of tomatoes on risk of prostate cancer in Scandinavian men.