Альтернативное правописание: совместное вмешательствоАльтернативное правописание: со... В рандомизированном контролируемом исследовании применение дополнительных диагностических или терапевтических процедур к участникам экспериментальной группы/контрольной группы, или к обоим.
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Syn.: crossover study A trial in which the subjects receive, in sequence, the treatment (or controlRelated concept: willingness to pay контрольАльт... intervention), then, after a specified time, the controlRelated concept: willingness to pay контрольАльт... intervention (or treatment). Note: In this type of study, the subjects are their own controls, and randomization(Related concept: blinding). Alternate spelling: randomisati... is used to determine the order in which a subject receives the treatment and the controlRelated concept: willingness to pay контрольАльт... intervention. Washout periods are usually included, since otherwise the effects of the first treatment could carry over into the period when the second is given.