...This is sometimes called a prospective study. (3) Intervention study This is a cohort study, and in this case, it is a method to examine the difference in the occurrence of results between a group that is intentionally given a cause and a group that is not. Specifically, a good example is setting up a vaccinated group and a non-vaccinated group and comparing the difference in the incidence rate to determine the effectiveness of vaccination. ... *Some explanations of terms that refer to "intervention study" are listed below. Source | Heibonsha World Encyclopedia 2nd Edition | Information |
…これを前向き研究prospective studyと称することがある。(3)介入研究intervention study コホート研究に属する方法であるが,この場合は意図的に原因を与える群と与えない群で結果の発生状況の差を調べる方法である。具体的には予防接種をした群と非接種群を設定して罹患率の差を比較し,予防接種の効果判定をするのが好例である。… ※「intervention study」について言及している用語解説の一部を掲載しています。 出典|株式会社平凡社世界大百科事典 第2版について | 情報 |
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