| OptOTrials-package | Optimal Two-Stage Designs for Ordered Categorical Outcomes |
| design_table | Table of designs and operating characteristics |
| op | Operating characteristics of a design |
| OptOTrials | Optimal Two-Stage Designs for Ordered Categorical Outcomes |
| p2_fun | Experimental-group probabilities from a specified odds ratio |
| print.OptOTrialsOC | Operating characteristics of a design |
| print.OptOTrialsRule | Optimal design for a trial with an ordered categorical outcome |
| Proportional_odds_assumption | Checking proportional odds assumption |
| QR_fun | Variance component of the Mann-Whitney-Wilcoxon statistic |
| rule | Optimal design for a trial with an ordered categorical outcome |
| theta | Win probability for two ordered categorical distributions |
| V_S.over.nk | Variance factor of the score statistic |
| W_W | Variance factor of the win odds statistic |