| Similarity | Rank | |
|---|---|---|
| randomize | 0.742 | 34164 |
| treatment_group | 0.683 | 48266 |
| randomization | 0.677 | 77645 |
| (_n_=_[number]_) | 0.643 | 17896 |
| a_control_group | 0.629 | 68080 |
| control_group | 0.627 | 13992 |
| ,_n_=_[number]_) | 0.615 | 94537 |
| (_n_=_[number] | 0.607 | 87204 |
| (_N_=_[number]_) | 0.607 | 65149 |
| placebo | 0.601 | 39511 |
| at_baseline | 0.600 | 55067 |
| n_=_[number] | 0.588 | 96325 |
| =_[number]_) | 0.581 | 38861 |
| patient_receive | 0.577 | 33492 |
| method_: | 0.573 | 7081 |
| randomize_controlled_trial | 0.568 | 81810 |
| (_P_=_0_. | 0.568 | 86219 |
| study_population | 0.560 | 68341 |
| randomly_select | 0.551 | 60778 |
| study_participant | 0.549 | 54079 |
| patient_undergo | 0.539 | 69115 |
| [number]_±_[number] | 0.533 | 35628 |
| cohort_study | 0.530 | 78946 |
| study_involve | 0.530 | 49676 |
| (_p_=_0_._[number]_) | 0.520 | 70282 |