| 单词 | Controlled Clinical Trial (PT) |
| 释义 | Controlled Clinical Trial (PT)《英文msh词典》Controlled Clinical Trial (PT) [入口词] Controlled Clinical Trial (PT) [主题词] Controlled Clinical Trial [Publication Type] [英文释义] Work consisting of a clinical trial involving one or more test treatments,at least one control treatment,specified outcome measures for evaluating the studied intervention,and a bias-free method for assigning patients to the test treatment. The treatment may be drugs,devices,or procedures studied for diagnostic,therapeutic,or prophylactic effectiveness. Control measures include placebos,active medicine,no-treatment,dosage forms and regimens,historical comparisons,etc. When randomization using mathematical techniques,such as the use of a random numbers table,is employed to assign patients to test or control treatments,the trial is characterized as a RANDOMIZED CONTROLLED TRIAL [PUBLICATION TYPE] . However,trials employing treatment allocation methods such as coin flips,odd-even numbers,patient social security numbers,days of the week,medical record numbers,or other such pseudo- or quasi-random processes are simply designated as controlled clinical trials. |
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