elaborator_perform_ttest - performs t-test for changes of a labparameter from one visit to another
elaborator_perform_ttest(
data,
treatment,
lab_parameter,
Visit1 = "Randomization",
Visit2 = "End of Treatment",
lab_column
)
data set
treatment variable of the data set
lab parameter variable of the data set
lab parameter column
visit Time point one
visit Time point two