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
If the dependent variable is referred to as an explained variable then the term predictor variable is preferred by some authors for the independent variable. Variables may also be referred to by their form: continuous, binary/dichotomous, nominal categorical, and ordinal categorical, among others.