A Survey of Clinical Evidence Evaluation Systems for Traditional Chinese Medicine

Table 4

Difficulties in evaluating TCM clinical evidence.

Project	Count	Percentage (%)
Hard to obtain evidence, especially high-quality evidence	126	47.2
Lack of clear evaluation criteria	101	37.8
Difficult to perform evaluation process	94	35.2
Little clinical significance and poor practicability	55	20.6
Low credibility and no reference value	54	20.2
Others	45	16.8