A call to the user-interface function used to allocate patients to one of two treatments using Atkinson's \(D_A\)-optimal biased coin design proposed by Atkinson A C (1982) <doi:10.2307/2335853>.
DoptBCD.ui(path, folder = "DoptBCD")
It returns an object of class
"carseq"
.
The function print
is used to obtain results. The generic accessor functions assignment
, covariate
, cov_num
, cov_profile
and others extract various useful features of the value returned by that function.
the path in which a folder used to store variables will be created.
name of the folder. If default, a folder named "DoptBCD"
will be created.
See DoptBCD
.
Atkinson A C. Optimum biased coin designs for sequential clinical trials with prognostic factors[J]. Biometrika, 1982, 69(1): 61-67.
Ma W, Ye X, Tu F, Hu F. carat: Covariate-Adaptive Randomization for Clinical Trials[J]. Journal of Statistical Software, 2023, 107(2): 1-47.
See DoptBCD
for allocating patients with complete covariate data; See DoptBCD.sim
for allocating patients with covariate data generating mechanism.