Exact(13)
These were explored using a cross classified variables.
For classified variables hazard ratios for each class were estimated in these "univariate" models; two patients with missing gender were excluded from the models including male as independent variable.
Gender and pubertal stage were used as classified variables.
Results of classified variables were interpreted as least-square means (LS-Means).
The trend test was analysed using linear trend test for the classified variables.
Comparison of classified variables was performed by the chi-square test or Fisher's exact test.
Similar(47)
These models begin with classifying variables in the equation as exogenous and endogenous variables (Burfisher 2012).
CA is an unverified model recognition practice that classifies variables based on their associations.
Factor analysis is often used to classify variables into groups (i.e., factors) but the resultant groups are overlapping.
This model is very useful for identifying and classifying variables under study with greater systematization and consistency.
Fourth, the method for classifying variables followed the suggested linking-rules, but other constellations of observed variables might have produced different results.
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