btd                     Covariate-adjusted analysis of hierarchical
                        pairwise outcomes
btd_calibration         Calibration of the pairwise model
btd_control             Control parameters for the
                        Bradley-Terry-Davidson fit
hb_levels               Outcome levels for a hierarchy
hierarchy               Define a hierarchy of outcomes
hps_beta                Data-generating coefficients for the transplant
                        example
hps_cox_grfs            Composite m-GRFS Cox model (comparator for the
                        example)
hps_hierarchy           Hierarchy for the stem cell transplant example
lvl_group               Group several levels into one reporting level
openmp_threads          OpenMP availability
plot.btd_calibration    Plot a calibration table
predict.btd             Predicted latent score and pair probabilities
resolution              Where are pairs decided?
sample_pairs            Sample a random set of pairs
score_pairs             Score all pairs of subjects under a hierarchy
simulate_hps            Simulate a transplant cohort
win_stats               Win statistics for two groups
