Protective Effects of Yiqi Xingnao Oral Liquid on Cerebral Ischemia-Reperfusion Injury in Rats and Its Related Mechanisms

Table 1

Tissue injury scoring criteria.

Items	Severity	Score
Necrotic range (area of brain tissue necrosis/the entire affected side of the brain)	None	0
	1%–25%	1
	26%–50%	2
	51%–75%	3
	76%–100%	4
Degree of the lesion	None	0
	Slight	1
	Little	2
	Moderate	3
	Serious	4
	Extreme serious	5