Exploratory Clinical Trial to Evaluate the Efficacy of a Topical Traditional Chinese Herbal Medicine in Psoriasis Vulgaris

Table 5

Subjects’ Global Assessment of Improvement (observed cases). ⁽¹⁾CMH test using row mean score difference statistic and ridit transformation.

		Dimeticone/placebo	Shi Du Ruan Gao	value^(1)
Final visit (observed cases)	(%)	48 (100)	45 (100)	<0.001
	−1: worse	1 (2.1)
	0: unchanged	14 (29.2)	2 (4.4)
	1: slight	13 (27.1)	3 (6.7)
	2: fair	14 (29.2)	11 (24.4)
	3: good	4 (8.3)	11 (24.4)
	4: excellent	2 (4.2)	15 (33.3)
	5: cleared		3 (6.7)