| odr-package | Optimal Design and Statistical Power of Multilevel Randomized Trials |
| od.2 | Optimal sample allocation calculation for two-level CRTs |
| od.3 | Optimal sample allocation calculation for three-level CRTs |
| od.4 | Optimal sample allocation calculation for four-level CRTs |
| odr | Optimal Design and Statistical Power of Multilevel Randomized Trials |
| power.2 | Required budget (and/or sample size), power, MDES calculation for two-level CRTs |
| power.3 | Required budget (and/or sample size), power, MDES calculation for three-level CRTs |
| power.4 | Required budget (and/or sample size), power, MDES calculation for four-level CRTs |
| re | Relative efficiency (RE) calculation |