在临床科研设计中要遵循设置对照 ,研究对象随机化分组和盲法三项原则。从本刊刊登的临床论著看 ,设置对照和研究对象随机划分组两项原则在设计中得到重视。这是可喜的事情。但同时对盲法重视不够 ,只有在设计中设置上述三项原则并加以实施才能获得确凿的数据和真实的结论以推 In the clinical research design to follow the set control, the randomized grouping and blinding of the three principles. According to the published clinical treatises published in this issue, the two principles of setting control and randomization of subjects are valued in the design. This is a welcome thing. At the same time, however, insufficient attention is paid to blindness. Only when the above three principles are set in the design and implemented can there be conclusive data and real conclusions to push