Sentence examples for category as reference from inspiring English sources

All categorical variables were compared using a baseline category as reference.

All independent variables were used as dummy variables with the first category as reference category.

For the counts in the subcategories one and two, we used the allocations in the main category as reference.

The covariates with nominal data were analysed with one of their category as reference and the others compared to the reference.

After excluding participants with missing data, we explored the association between categories of exposure and FVC and FEV1, with linear regression using the low exposure category as reference.

For each SES category a binary outcome variable with the highest category as reference was entered in a logistic regression model.

Categorical data for rated work exposures were converted to three categories with the lowest category regarded as reference category.

Sensitivity, specificity and predictive values will be calculated for each diagnostic category, as referenced to the gold standard, again with a 95% confidence interval.

The last category operates as reference group bThis parameter is set to zero because it is redundant.

We used the 'higher educational achievement' category as the reference group in the comparisons.

Phthalate metabolites were divided into quartiles with the lowest category as the reference level.