在运动医学的研究工作中,大家都重视了对照。有的设立对照组,有的进行自身对照。不过,有的对照实验,在一定程度上忽视了均衡化,因而往往影响结论的确立。所谓均衡化原则,就是对照组除了缺少一个试验处理因素之外,其他条件应当与试验组基本一致。例如,在研究某套医疗体操对治疗某种疾病的效果时,应当同时设立一个与试验组的病情一样,人数相同的对照组。还要采用一些判 In the study of sports medicine, we all attach importance to the control. Some set up a control group, and some self-control. However, some controlled experiments, to some extent, neglect the equalization, and thus often affect the establishment of the conclusion. The so-called principle of equalization, that is, the control group in addition to the lack of a test factor, the other conditions should be consistent with the experimental group. For example, when studying the effect of a set of medical gymnastics on the treatment of a disease, a control group with the same number of people as the experimental group should be established. Also use some sentence