Sentence examples for check of variables from inspiring English sources

Initial check of variables to detect possible collinearity and determination of the remaining confounder.

Scanned data are passed through a verification program to check ranges of variables and consistency between responses (e.g., if a date of diagnosis was recorded was the disease itself reported?).

Variance inflation factors were used to check multicollinearity of variables within each model.

In order to check the collinearity of variables, we calculate the variance inflation factor (VIF) value of the independent variables.

We used a Kolmogorov-Smirnov test to check the normality of variables distribution.

The Kolmogorov-Smirnov test was performed in advance to check the normality of variables.

This algorithm performs statistical discrimination analysis using permutations to check the stability of variables fulfilling the 'alternative hypothesis'.

Data abstraction was performed by one reviewer (KD) with checking of key variables by a second reviewer (LS).

Additional steps to ensure data quality included range checks and verification built into the data entry system, and a sequence of logic checking and examination of variables.

For the statistical analyses, we checked the distribution of variables, and applied statistical transformations if necessary to meet the parametric criteria.

We controlled for multicollinearity by checking tolerance scores of variables; where tolerance was <0.2, we considered bivariate relationships with Spearman rank correlation and removed variables of lesser ecological relevance.