Palti H
Isr J Med Sci. 1983 Aug;19(8):756-9.
This paper illustrates the use of control groups in evaluative studies in primary care. Examples are given of an experimental design using randomization, of quasiexperimental studies using a time series design, of external comparison groups, and of a combination of these, as well as of matching.
本文阐述了对照组在初级保健评估研究中的应用。文中给出了使用随机化的实验设计、使用时间序列设计的准实验研究、外部比较组、这些方法的组合以及匹配法的示例。
